baber/WOPTO huggingface dataset:
Patent GB-1047059-A (GB)
Title: Machine for straightening sheet metal
IPC: B21D1/02
Filed: 1964-10-16
Abstract: 1,047,059. Straightening. F. UNGERER. Oct. 16, 1964 [Oct. 19, 1963], No. 42281/64. Heading B3E. In a sheet metal straightening machine at least one bell crank lever 8 between pressure spindles 4 and an adjustable upper group 2 of rollers is operable by hydraulic piston means 10, 11 to cause a quick lift of the rollers independently of their setting when sensing devices such as feelers 13, 14, a photo-electric cell or radiation means detect thickening of the sheet at welded overlapping edges. The hydraulic pistons 10 are preferably pivotally mounted on angle plates 12 attached to bridge supports 7 so that they are automatically adjusted in height with the upper rollers.
Patent GB-1218820-A (GB)
Title: N-imidazolinyl-benzal hydrazones, their preparation and pharmaceutical compositions containing them
Inventor: HOULIHAN WILLIAM JOSEPH
IPC: H01H71/24
Filed: 1968-09-06
Abstract: 1,218,820. Benzal 2-imidazolin-2-yl-hydrazones. SANDOZ Ltd. 6 Sept., 1968 [11 Sept., 1967; 13 Nov., 1967; 11 July, 1968], No. 42404/68. Heading C2C. Novel compounds of the formula wherein R 1  and R 3 , which may be the same or different, each represents H, Cl, F, CH 3 , CH 3 O or CF 3 , and R 2  represents H, Cl, F, CH 3  or CH 3 O, provided (1) that at least one of R 1 , R 2  and R 3  is other than H, and (2) that two CF 3  groups are not on adjacent carbon atoms, are obtained by reacting an aldehyde of formula with a 2-hydrazino-2-imidazoline of formula preferably in an inert solvent at a temperature from 25‹ C. to the reflux temperature. The hydrazino-imidazoline may be used in the form of an acid addition salt, e.g. HI salt. Pharmaceutical compositions having hypotensive activity comprise a compound of Formula I, or an acid addition salt thereof, in association with a pharmaceutical carrier, in forms suitable for oral, enteral or parenteral administration.
Patent GB-1037340-A (GB)
Title: Hydroaromatic polyamines and polyisocyanates and polyurethanes prepared therefrom
Inventor: CROSS JAMES MARTIN
IPC: C08G18/38
Filed: 1964-10-19
Abstract: Mixtures of aromatic diamines of the benzene series, substituted with an alkyl group of 1-4 carbon atoms, are subjected to catalytic hydrogenation in known manner to yield mixtures of the corresponding hydroaromatic diamines.  The latter may then be converted into mixtures of diisocyanates by reaction with phosgene in known manner. Examples are given in which a mixture of 2,4- and 2,6-tolylene diamines is catalytically hydrogenated and then converted into a mixture of 2,4- and 2,6-hexahydro-toluene diisocyanates.  The diisocyanate mixtures are useful in the manufacture of polyurethane compositions (see Division C3).ALSO:As reagents in the manufacture of polyurethane compositions by reacting an organic isocyanate with a compound containing active hydrogen, use is made of mixtures of hydroaromatic diisocyanates of the benzene series substituted with an alkyl group of 1-4 carbon atoms (see Division C2).  A preferred mixture contains 2,4- and 2,6-hexahydrotoluene diisocyanates. The compounds containing active hydrogen which are reacted with the isocyanate mixtures may be hydroxy polyesters, polyhydric polyalkylene ethers, polyhydric polythioethers, polyacetals, aliphatic polyols, including alkane, alkene or alkyne diols, triols or tetrols, aliphatic thiols including alkane, alkene or alkyne thiols having two or more -SH groups, and polyamines, including aliphatic, aromatic or heterocyclic diamines, triamines or tetramines.  A number of such compounds or of reagents from which they can be produced are specified.  Certain hydroxylated organic compounds containing phosphorus may also be used (see Division C2). Examples are given in which a mixture of 2,4- and 2,6-hexahydrotoluene diisocyanates is used in the manufacture of polyurethane foams, coating compositions and solid resins. Organo-silicon compounds which may be used as foam-stabilizers in the polyurethane compositions described above include (1) compounds of the formula <FORM:1037340/C3/1> in which R, R1 and R11 are alkyl radicals of 1-4 carbon atoms, p, q and r are each 4-8 and (CnH2nO)z is a mixed polyoxyethylene-polyoxypropylene group containing 15-19 oxyethylene units and 11-15 oxypropylene units, Z being about 26-34; a specified compound of this type has the formula <FORM:1037340/C3/2> and (2) compounds of the formula <FORM:1037340/C3/3> in which X is an integer representing the number of trifunctional silicon atoms bonded to a single monovalent or polyvalent hydrocarbon radical R1, R is a monovalent hydrocarbon group, a is an integer of at least 1, y is an integer of at least 3, n is 2-4, Z is at least 5 and R111 is an alkyl radical or a trihydrocarbonsilyl radical of the formula R3Si-, in which R is a monovalent hydrocarbon radical and terminates a siloxane chain; a specified compound of this type has the formula <FORM:1037340/C3/4>
Patent GB-922627-A (GB)
Title: Improvements relating to files or folders
IPC: B42F13/12
Filed: 1959-12-16
Abstract: 922,627. Filing papers; indexing. DOCUMENTATION Ltd. Dec. 16, 1959 [Feb. 20, 1959], No. 42866/59. Classes 16 and 146 (1). A document folder comprising a sheet 1 folded about six parallel lines to form covers 11, 11<SP>1</SP>, stub portions 13, 13<SP>1</SP> and a spine 12 is provided with a transparent channel-shaped member 2 engaging over the spine with its side walls 2<SP>1</SP> positioned between the stub walls. The side walls 2<SP>1</SP> are provided with pairs of aligned depressions, apertured to receive filing posts 5. The channel-shaped member 2 is formed from synthetic plastics material and extends the whole or only part of the length of the spine. It is secured in position by adhesive or staples. A label is inserted between the spine and channel-shaped member, or between the latter and an additional shallow channel-shaped member fitted over the base 3 thereof.
Patent GB-869453-A (GB)
Title: Glass composition
IPC: H01J29/86
Filed: 1959-12-28
Abstract: 869,453. Colour filters. PITTSBURGH PLATE GLASS CO. Dec. 28, 1959 [Jan. 2, 1959], No. 43998/59. Class 97(1) [Also in Group XXIII] The following:- 0À05 - 0À4% Fe 2 O 3  0À3 - 1À2% Nd 2 O3 0À01 - 0À05% NiO 0À002 - 0,006 % CoO 0À002 - 0À02 % Se are incorporated in a lime-soda-silica glass comprising, preferably:- 65 - 75% SiO 2  12 - 19 % Na 2 O 6 - 13 % CaO 1 - 4% MgO 0À2 - 4% A1 2 O 3 . The glass is rolled into plate form annealed, ground and polished. It has a light transmission which favours the red portion of the spectrum with an absorption between the red and green and is suitable for use as an implosion plate or cathode ray tube face plate in a colour television receiver to correct the colour balance between the three phosphors.
Patent GB-1031265-A (GB)
Title: Tri-tertiary aminopyrimidines and their production
Inventor: CRITCHLEY STUART WALTER
IPC: C07D239/50
Filed: 1963-11-12
Abstract: Lubricants or lubricant additives have the formula <FORM:1031265/C4-C5/1> where each of R1, R2 and R3 is -NR2, R being alkyl or NR2 being a heterocyclic ring (see Division C2). Anti-oxidants such as phenyl a -naphthylamine or 2,6-di-tert.-butyl-4-methylphenol and corrosion inhibitors such as benzotriazole may be present.ALSO:The invention comprises compounds of the formula <FORM:1031265/C2/1> where each of R1, R2 and R3 is -NR2, R being alkyl or NR2 being a heterocyclic ring; and their production by reacting a 2,4,6-trihalopyrimidine with one or more amines R1H, R2H and R3H, or R3H with a 2-R1-4-R2-6halopyrimidine, which is itself obtainable from R1H and/or R2H and the 2,4,6-trihalopyrimidine.  The compounds of the invention are lubricant additives (see Division C5).
Patent GB-1112340-A (GB)
Title: Washer-dryer laundry apparatus
IPC: D06F23/02
Filed: 1966-10-05
Abstract: 1,112,340. Washing-machines. WHIRLPOOL CORPORATION. 5 Oct., 1966 [22 Oct., 1965], No. 44534/66. Heading D1A. [Also in Division F4] A washing machine which also dries by suction applied by a nozzle 40 against the side of a perforated drum 11 has a turbine pump 15 in the drain conduit to pump out water produced in the drying operation, the interior of the pump being connected to a water-air separator 37 by a gas-bleed tube 45 to prevent air locks in the turbine pump. The turbine pump is driven by an electric motor 12 which also drives the perforated drum. Hot and cold water is admitted through a valve 20 and enters through a detergent container 24. A suds trap 39 is provided to prevent excess suds passing to the separator 37 and reaching the extractor blower motor 35. This trap is kept filled by a water inlet pipe 43 and during drying the water is used to condense the steam produced. Water and air are separated in the separator 37 and the water passes a check valve and is pumped out through the turbine pump 15. Air is recirculated by the extractor motor and blower 35 and passes over a heater 42 before entering the washing drum. Bleach and rinse agent are admitted at appropriate times in the cycle by a central programme control device. The interior of the pump is shown in fig. 2 and has a shaped internal cavity 51 and an air bleed 56 near the outlet end of the internal cavity.
Patent GB-1524857-A (GB)
Title: Flame-resistant textile fibre blends
IPC: D06M101/16
Filed: 1975-10-29
Abstract: 1524857 Non-flammable fibre blends; fabrics E I DU PONT DE NEMOURS & CO 29 Oct 1975 [30 Oct 1974] 44720/75 Headings D1K and D1W [Also in Division B5] A non-flammable blend of textile fibres suitable for the production of non-flammable fabrics, comprises (a) from 20 to 40% by weight of a normally flammable textile fibre (defined as one which fails a specified vertical flame test), e.g. polyethylene terephthalate, cotton or acrylic fibres, and (b) from 60 to 80% by weight of poly(metaphenylene isophthalamide) fibre containing, distributed throughout its whole interior, a cross-linked reaction product of a tetrakis hydroxymethyl phosphonium compound, e.g. tetrakis hydroxymethyl phosphonium chloride (THPC), or tetrakis hydroxymethyl phosphonium oxide or a derivative thereof, with a resin selected from melamine formaldehyde and phenol formaldehyde or from hexamethylol melamine, the phosphonium compound being present in an amount of 5 to 20% of the poly (metaphenylene isophthalamide) fibre. The reaction product may additionally contain guanidine phosphate and a curing catalyst. The component (b) may be prepared by impregnating a tow of crimped, never-dried filaments of poly(mpi) with a solution containing THPC, melamine-formaldehyde resin and an ammonium chloride catalyst, drying and curing at 135‹C for 1.5 hours, or by steaming in an autoclave at 20 psig for 45 minutes. The scoured, rinsed, dried and cut to staple tow is then blended with the appropriate normally flammable textile fibre and the blend spun into a yarn e.g. of 13.5 Z twist and the yarn converted to a double or Jersey knit fabric or a batiste woven fabric which is non-flammable. Preferred blends include those containing 20- 30% by weight cotton, 20-25% by weight acrylic or 20-40% polyethylene terephthalate. A comparative treatment in which poly (paraphenylene terephthalamide) containing the cross-linked phosphorus reaction product is used as the non-flammable component (b) and is blended with polyethylene terephthalate staple fibres, is given. The poly(metaphenylene isophthalamide) tow is prepared by dry-spinning a solution of poly(metaphenylene isophthalamide) in N, N-dimethyl acetamide containing calcium chloride through multi-hole spinnerets, converging the extruded filaments at a guide where they are flooded with an aqueous solution containing dimethyl acetamide and calcium chloride, and combining several bundles of filament to form a wet tow which is fed through a 10-tank apparatus wherein it is extracted in aqueous baths and drawn in stages to a total of about 4.2 x draw, finished and crimped in a steamed stuffer-box crimper prior to being stored wet in a sealed container.
Patent GB-1440470-A (GB)
Title: Acylamino carboxylic acids and derivatives thereof
IPC: C07C327/22
Filed: 1973-09-12
Abstract: 1440470 Acylamino carboxylic acids and derivatives thereof SAGAMI CHEMICAL RESEARCH CENTER 12 Sept 1973 [12 Sept 1972 (3)] 44723/75 Divided out of 1440467 Heading C2C The invention relates to compounds of formula wherein R<SP>1</SP> is a C 1-4  alkyl, di(C 1-4  alkoxy) (C 1-4  alkyl), phenyl (C 1-4 )alkyl, phenyl, halophenyl, (C 1-4  alkyl)phenyl, (C 1-4  alkoxy)phenyl or di(C 1-4  alkoxy) phenyl group, and each of the groups R<SP>2</SP>, which may be the same or different, is a C 1-4  alkyl, phenyl, tolyl or halophenyl group and R<SP>4</SP> is an alkyl or aryl group. These compounds may be obtained by acylating, with an acylating agent containing the group R<SP>4</SP>CO, a compound of formula wherein R<SP>1</SP> and R<SP>2</SP> are as defined above. Derivatives of the compounds of Formula I (a) By reducing and desulphurization in the presence of R<SP>5</SP>OH (R<SP>5</SP> = C 1-4  alkyl) and an activated transition metal catalyst there are obtained the ester of formula (b) If the reducing desulphurization reaction is performed in the absence of alcohol but in the presence of a deactivated transition metal (e.g. deactivated Nickel), the acylamino esters of the following formula are obtained (c) Upon reacting the thiol esters of Formula (1) wherein R<SP>1</SP> is an alkyl group (which may optionally be substituted) with water or an alcohol of formula R<SP>6</SP>OH in which R<SP>6</SP> is hydrogen or an alkyl group in the presence of a base (e.g. ammonia, diethyl- or triethylamine) an acid of the following formula is obtained (d) When the acylaminoacid of Formula (V) or an ester thereof is subjected to a reducing desulphurization, the amino acids of Formula (VI) are produced Alternatively, (e) When the thiol esters of Formula I, wherein R<SP>1</SP> is an unsubstituted or substituted phenyl group are reacted with water or an alcohol of formula R<SP>6</SP>OH (R<SP>6</SP> = C 1-4  alkyl), the amino acids of Formula VI above are produced.
Patent GB-1356015-A (GB)
Title: Ramp generator
IPC: H03K4/02
Filed: 1971-04-19
Abstract: 1356015 Switching circuits HONEYWELL INFORMATION SYSTEMS Inc 19 April 1971 [24 March 1970] 44728/73 Divided out of 1356014 Heading H3T  A circuit for sloping the edges of a stepped signal, e.g. to more slowly accelerate a motor controlled thereby, comprises a capacitor 135 connected to normally conducting current source 121 and current sink 131, an inverting differential amplifier 113 for rendering one or other of the source and sink non-conducting in dependence upon the input signal and a negative feedback circuit from the capacitor to the other input of the amplifier. A sudden change in input' voltage makes one transistor non-conducting so that the capacitor charges or discharges until the voltage is equal to the input voltage whereupon both transistors conduct equal current and the capacitor charge remains constant. A resistor 137 provides an initial step to the output voltage charges and diodes 125 and 133 provide temperature compensation for the Zener diodes.
Patent GB-947625-A (GB)
Title: Hydraulic system
IPC: F15B7/06
Filed: 1961-12-15
Abstract: 947,625. Hydraulic apparatus; engine controls. J. M. HICKS, and C. R. GRAY. Dec.15, 1961, No. 44943/61. Headings FIB and F1P. An hydraulic system comprises a slave cylinder assembly having a piston rod which extends from the slave cylinder and is movable against resilient means by fluid pressure from a master cylinder assembly. The system may have two slave cylinder assemblies A, B operating the gear-engaging mechanism and throttle, respectively, of a motor, such as an outboard motor on a boat, the cylinders being supplied from a single master cylinder assembly 10 having a piston 16 movable in a cylinder 12 by a lever 18 or pedal against a spring 17. A housing 40 surrounds the master cylinder to form a reservoir 42 which communicates with the interior of the cylinder by way of a port 26. A line 30 from the master cylinder is joined to branch lines 50 leading to the slave cylinder assemblies, each assembly having a cylinder 56 having a threaded portion 58 through which extends the piston rod 66. A ball 60 is adjustably mounted on the threaded portion 58 and receives a clamp by which the slave assembly is adjustably mounted. A disc 61 is also adjustably mounted on the threaded portion and co-operates with a disc 72 on the rod 66 to mount a spring 62 which acts to urge the rod into the cylinder, a spacer 68 being disposed between a gland 64 on the cylinder and the disc 72. The end of the rod 66 is threaded into a clip 70 having a hole 74 for a pin on the throttle or gear-engaging mechanism and an arm 76 is provided to retain the pin in the hole. The pressures exerted by the springs 62 on the slave pistons can be adjusted so that when the piston of the master cylinder is moved by the lever or pedal 18, first the piston in slave cylinder assembly A is moved to engage the gears and then the piston of slave cylinder assembly B is moved to adjust the throttle. In an alternative embodiment, a single slave cylinder assembly is used to operate both the gear-engaging mechanism and the throttle. U.S.A. Specification 2,840,832 is referred to.
Patent GB-1370689-A (GB)
Title: Nuclear fuel
IPC: G21C3/62
Filed: 1971-09-28
Abstract: 1370689 Nuclear fuel NUKEM GmbH 28 Sept 1971 [9 Oct 1970] 45039/71 Heading G6C Nuclear fuel based on uranium-plutonium monocarbide or mononitride is prepared by mixing pure uranium carbide or nitride powder with plutonium oxide and carbon, compressing the mixture and sintering, for example at 1600- 1700‹ C., in vacuum or in argon to form the carbide, or in nitrogen to form the nitride. The plutonium oxide and carbon may be pre-reacted before mixing with the other component. The uranium carbide or nitride may be used in granulated form and may be inactivated by coating with stearic acid. Grains of the fuel may be stabilized against water and oxygen by nitriding, sulphiding, or phosphiding. In one example, excess metal becomes concentrated at the surface of the fuel particles and is converted to a layer of nitride by heating in nitrogen. Specification 1,370,690 is referred to.
Patent GB-1408056-A (GB)
Title: Radial flow reactor
IPC: C30B25/14
Filed: 1972-10-02
Abstract: 1408056 Inorganic coatings TEXAS INSTRUMENTS Inc 2 Oct 1972 [27 Oct 1971] 45277/72 Heading C1A Apparatus for coating a substrate, e.g. for coating Si slices with Si, silicon dioxide or silicon nitride comprises an evacuable chamber 18, a horizontally disposed support 24 located within chamber 18 upon which at least one substrate 26, e.g. a semi-conductor slice, may be held, the support 24 having a central region defining an aperture 36 therethrough and coating vapour feed means including a vapour feed inlet 42 communicating with the chamber 18 for introducing reactant gases into the chamber in a manner establishing radial flow of the reactant gases from the outer peripheral portion of the support towards the aperture for forming the coating and chamber 18 having an exhaust outlet 34 in communication with aperture 36. Preferably a radio frequency discharge generator is operably associated with chamber 18 for producing a radio frequency discharge therein adjacent support 24 so as to form a glow discharge plasma from reactant gases within the chamber. There may also be a heater for heating support 24 and thereby substrate slices 26.
Patent GB-1188099-A (GB)
Title: A Fusible Explosive Mixture
IPC: C06B21/00
Filed: 1968-09-25
Abstract: 1,188,099. Explosive compositions. WASAGCHEMIE A.G. 25 Sept., 1968 [28 Sept., 1967], No. 45492/68. Heading C1D. A fusible explosive mixture comprises by weight 10-80% tetryl and 90-20% ethyl tetryl (2,4,6 - trinitrophenylethylnitramine). Hexogen, octogen, and/or PETN may also be included in the composition. Stabilizers and desensitizers may also be present. The mixture is suitable for making cast or moulded explosives which are dimensionallv stable at 70‹ C.
Patent GB-1444353-A (GB)
Title: Coating compositions
IPC: C09D7/00
Filed: 1972-10-04
Abstract: 1444353 Coating compositions IMPERIAL CHEMICAL INDUSTRIES Ltd 3 Oct 1973 [4 Oct 1972] 45698/72 Headings C3P and C3R Coating compositions comprise (i) a dispersion of particles of a film-forming addition polymer derived from one or more ethylenically unsaturated monomers in an inert organic liquid in which the disperse polymer is insoluble, the dispersion being stabilized by a polymeric stabilizer comprising an anchoring component which associates with the particles of disperse polymer and a component solvated by the organic liquid which provides a stabilizing steric barrier around the particles and (ii) in an amount of 0À1 to 0À6%, calculated as aluminium metal and based on the weight of addition polymer solids, an organo-aluminium complex obtained by reacting an aluminium alkoxide with a #- keto carboxylic acid ester. Component (ii) prevents flocculation of pigments present in the composition which can cause an undesired rise in viscosity of the composition and formation of a thixotropic gel. Component (ii) may be, for example, a reaction product of aluminium isopropoxide, isobutoxide and/or sec.-butoxide with ethyl acetoacetate; unreacted alkoxide groups in the product are suitably condensed with water. In examples the addition polymer used is a styrene/methyl methacrylate/n-butyl methacrylate / 2 - ethylhexyl acrylate / 2- hydroxyethyl acrylate / methacrylic acid copolymer. Optional components which may be included in the compositions include solvents for the disperse polymer, supplementary filmforming polymers, cross-linking resins, e.g. etherified melamine-formaldehyde condensates. In addition to pigments, the compositions may also contain fillers, extenders or plasticizers. In the examples the compositions are coated on to metal panels used for automobiles and on to chromate-treated aluminium panels.
Patent GB-937979-A (GB)
Title: Automatic washing machine, more particularly for self-service laundries
IPC: D06F39/00
Filed: 1961-12-21
Abstract: 937,979. Washing machines. MASCHINENFABRIK AD. SCHULTHESS & CO. A.G. Dec. 21, 1961 [Nov. 3, 1961], No. 45769/61. Class 138 (2). [Also in Group XVIII] A coin-freed washing machine has punched programme cards 7 arranged on a rotatable drum 6 so that a selected card can be brought between a light source 26 and a photo-electric scanning head 29 which through amplifiers and relays controls the carrying-out of the programme and the coin-freeing means (see Group XVIII) has a comparative circuit which, if the value of the coins inserted is equal to the price of a selected programme, establishes an electric connection for the performance of the programme. A housing 2 on top of the machine incorporates the drum 6, amplifierrelay units 41, 42 and the coin-freeing device 5. The scanning head 29 is pivoted on a rod 31 so that it can ride over the cards 7 when the drum is rotated by a knob 14 for selection of a card 7 and is slidable along the rod for scanning of the card by a nut 34 and a threaded spindle 35 rotated by a reversible motor 37 through reduction gearing 36. For rapid return of the head, one stage of the reduction gearing is cut out at the end of a washing cycle. The light from the fluorescent tube 26 is reflected through a window 28 in a cylinder 16 by a reflector 27 and the card is visible through a window 9. During an initial period of one minute, a button 22 can be pressed to stop the machine and have the inserted coins returned, but subsequently the button 22 is inoperative and the main door 23 is locked against opening. Swiss Specification 344,393 is referred to.
Patent GB-1192594-A (GB)
Title: Improvements in Cold Extrusion Presses
Inventor: MONESTAM ESKIL
IPC: B21C35/02
Filed: 1967-10-06
Abstract: 1,192,594. Extruding. ALLMANNA SVENSKA ELEKTRISKA A.B. 6 Oct., 1967 [13 Oct., 1966], No. 45799/67. Heading B3P. A cold extrusion press has a die 1 with a conical external surface fitting within a die holder 2 mounted in the container 3, the die having limited axial movement within its holder whereby upon ejection of a partially extruded workpiece 7 in a direction opposite to the extrusion direction, Fig. 2 (not shown), radial pressure on the workpiece is relieved.