baber/WOPTO huggingface dataset:
Patent GB-1582716-A (GB)
Title: 2-amino-cyclopent-1-ene-1-thiocarboxylic acid-disulphides and a process for the preparation thereof
IPC: C07C67/00
Filed: 1977-12-29
Abstract: Novel N-substituted 2-amino-cyclopent-1-ene-1-dithiocarboxylic acids of the general formula <IMAGE>  in which R denotes an unsubstituted straight or branched alkyl group having 5 or 6 carbon atoms, an alkyl group having 1 to 6 carbon atoms, which is substituted by alkoxy groups having 1 to 4 carbon atoms, or by hydroxyl, carboxyl and/or amino groups, an alkenyl group having 2 to 4 carbon atoms, a cycloalkyl group having 3 to 8 carbon atoms, or a phenyl group, are prepared by reacting 2-amino-cyclopent-1-ene-1-dithiocarboxylic acid with amines of the general formula NH2-R. The novel compounds have a dopamine- beta -hydroxylase-inhibiting effect.
Patent GB-1435307-A (GB)
Title: Incinerator
IPC: F23G5/00
Filed: 1973-11-22
Abstract: 1435307 Incinerators B V PEXIMAC 22 Nov 1973 [24 Nov 1972] 54324/73 Heading F4B An incinerator for household refuse and industrial waste has burners 29, 30 in a combustion chamber divided into zones 2, 3, and 4, each equipped with a wind box 5, 6 and 7 below a grate, the grates having openings 11, 12 and 13 with deflecting members disposed at an angle. Conduits 15, 16 and 17 supply air through the inclined deflecting members at a pressure sufficient to fluidize refuse in the three zones and, in co-operation with the deflecting members to advance refuse from the incinerator inlet lock 33 towards the outlet 34. Air mixed with combustion gases from zone 4 passes through boxes 18-24 that surround the combustion chamber. Secondary combustion means 31 and 32 are provided and circulation through the boxes is controlled by valves 25- 28. Air supply to the combustion chamber in conduits 15-17 is preheated by the circulating combustion gases before the latter discharge from box 24 to a purifying and dust separating device.  In a modified version of the furnace the three combustion zones are mounted one on top of the other, Fig. 2 (not shown). The incinerator may be constructed of light metallic elements, and may be the basis of both a mobile unit and a large capacity plant.
Patent GB-544021-A (GB)
Abstract: 544,021. Diaphragm valves. FOWLER, G., and BLEASE, J. H. Jan. 30, 1941, No. 1213. [Class 135] A foot-actuated diaphragm valve for use in a flexible conduit connecting a gas cylinder to a nose mask comprises a casing member 3 with radial passages leading to inlet and outlet nipples 4, 5 screwed to a base-plate 1 cemented or surfacebonded to a pad of rubber 2. A diaphragm valve member 13 is clamped between the casing and base-plate and is normally held against a seat 14 by a spring 12 When the diaphragm is moved. away from its seat by depressing the pedal 11 and plunger 7 communication is established between the nipples via annular chambers 9, 10 in the casing and an axial groove 8 in the plunger.
Patent GB-1105284-A (GB)
Title: Pick-up mechanism for labels
IPC: B65C9/22
Filed: 1965-03-31
Abstract: 1,105,284. Feeding sheets. EUREKA SPECIALITY PRINTING CO. 31 March, 1965 [31 March, 1964], No. 54595/66. Divided out of 1,105,283. Heading B6B. Label pick-up mechanism for use in the label applying apparatus of 1,105,283 comprises a vacuum wheel 70 mounted so as to be angularly adjustable on driven shaft 46 and having radiating bores (74) formed in said wheel in spaced relation at approximately 120 degrees apart, with tubular inserts 75 mounted therein and extending outwardly beyond the periphery of the wheel and lateral ports (80) extending through the inner side wall of said wheel and forming passages from the inner face of said sidewall through said tubular inserts; a fixed bushing 40 positioned about shaft 46, a valve block 100 fixed on the bushing 40 and having arcuate slots (102), (103) of predetermined length formed in the outer face of the valve block for registering with the lateral ports of the vacuum wheel 70 as the latter rotates, and ports communicating with said slots, the arrangement being such that vacuum applied to said ports will be effective at the outer ends of inserts 75 during registration of said arcuate slots with the travelling ports of the vacuum wheel to pick up a label from a magazine thereof and transfer it past an adhesive applying device to a label applying station Spring-loaded pins 81 are fitted in wheel 70 so that when vacuum is effective within an insert 75 i.e. when a label has been picked-up by the end of said insert, the pin is drawn into a position in which its lead actuates a microswitch to initiate operation of the adhesive applying mechanism. The valve block is spring urged against the face of vacuum wheel 70 so as to form a seal therewith.
Patent GB-1458018-A (GB)
Title: Floating couplers in a sonobuoy receiver
IPC: G01S1/74
Filed: 1973-11-28
Abstract: 1458018 Isolating circuits for a sonobuoy EDMAC ASSOCIATES Inc 28 Nov 1973 [15 Feb 1973] 55122/73 Heading H3W In a sonobuoy baseband circuit for deriving from an unbalanced baseband input a floating output, the input is modulated on a carrier and applied to an isolating transformer feeding two demodulators, the first providing the floating output and the second providing negative feedback to a circuit 14 preceding the demodulator.
Patent GB-1250018-A (GB)
Title: Carding machine plate
Inventor: ELLIOTT OLIN SYLVESTER JR
IPC: D01G15/76
Filed: 1968-11-20
Abstract: 1,250,018. Cover plate for carding machine. O. S. ELLIOTT JNR. 20 Nov., 1968 [20 Nov., 1967], No. 55135/68. Heading D1N. A card plate for controlling air currents generated by a card cylinder consists of a metal backing plate A conforming generally to the curvature of the cylinder, and a frangible, non-metallic inner lining B affixed to the backing plate, the lining B being constructed of rigid insulating material having a low coefficient of friction on the concave surface and being capable of pulverizing without shredding and without imbedding in or damaging the teeth of the card cylinder. Preferably the lining is constructed of phenolic impregnated paper, and the backing plate is constructed of steel.
Patent GB-1413498-A (GB)
Title: Sensitive silver halide photographic materials
IPC: G03C1/035
Filed: 1972-11-30
Abstract: 1413498 Photographic silver halide emulsions EASTMAN KODAK CO 30 Nov 1972 [2 Dec 1971] 55361/72 HeadingG2C Photographic silver halide grains containing externally dispersed, S, Se or Te ions at a minimum of 13 parts by weight per million parts of silver (i.e. insufficient to confer internal sensitivity) are produced by reacting silver ions with halide ions in a precipitation medium containing a labile Se, Te or S compound. The grains may be chemically surface sensitized (e.g. with gold sensitizers) after formation of the grains. Specified labile compounds are thio-, seleno-, or telluro-, ureas, thio-, seleno- or telluro-carbamides, iso- (thio or telluro)- cyanates, (e.g. allyl isothiocyanate) tellurocyanates, colloidal se, diethyl selenide, sodium sulphide and sodium thiosulphate. The grains are preferably dispersed in a polymer and coated on a support and used as a developing-out emulsion. The addition of the S, Se or Te ions increases the speed and gamma of the emulsion.
Patent GB-1372205-A (GB)
Title: Apparatus for drying and heating vapour
IPC: F22G1/00
Filed: 1971-11-30
Abstract: 1372205 Vapour drying and heating apparatus BABCOCK & WILCOX Ltd 30 Nov 1971 [2 Dec 1970] 55506/71 Heading F4A Apparatus for drying and heating vapour comprises an elongate vessel V, Fig. 1, which encloses vapour distributing means D within a longitudinally extending chamber of the vessel interior, vapour drying means S arranged between the said chamber and another longitudinally extending chamber of the vessel interior and, within the latter chamber, a plurality of vapour heating tube bundles A, C, extending longitudinally of the vessel, and which vessel is adapted when suitably placed horizontally, for flow of vapour upwardly from the distributing means D, through the drying means S and over the tube bundles A, C, the tube bundles being individually replaceable and removable through apertures in the end walls 13, 14 of the vessel. The tube bundles are arranged in pairs end to end, and six such pairs are arranged in the vessel in two horizontal rows of three. Each pair comprises a tube bundle A and a tube bundle C, the tube bundles A and C being alternately arranged in the vessel, Fig. 3 (not shown), and one end of each tube bundle A projects through an aperture in the end wall 13, 14 of the vessel. Each tube is supported by wheels on a horizontal track, and during removal of individual tube bundles the tube bundle A is first removed through the respective end wall aperture followed by the tube bundle C. The heating tubes at the inner ends of the tube bundles extend through plates 16, 17 to return bends in a dead space defined by these plates. The vapour distributing means D comprises two sets of longitudinally extending ducts, Fig. 2 (not shown), having apertures in vertical side walls, and the drier S is a mattress of woven metal. The heating fluid for the upper three pairs of bundles may be live steam and the heating fluid for the lower three pairs may be steam tapped from a turbine.
Patent GB-1240132-A (GB)
Title: Method of manufacture of conveyor belt and belt made thereby
IPC: B32B27/00
Filed: 1968-11-25
Abstract: 1,240,132. Laminates. AMERICAN BILTRITE RUBBER CO. Inc. 25 Nov., 1968 [18 Dec., 1967], No. 55764/68. Heading B5N. [Also in Division B8] A reinforced conveyer belt is made by continuously feeding a sheet or sheets of uncured curable elastomer and one or more reinforcement elements through the nip of a pair of pressure rollers, maintaining the or at least some of the reinforcement elements under tension, continuously curing the uncured elastomer to bond the or each reinforcement element thereto and removing the belt for storage. The elastomer may be gum rubber, natural rubber, chlorobutyl rubber, neoprene, styrene-butadiene or ethylene-propylene terpolymer and the reinforcement elements may comprise one or more of steel cords, filaments, fabrics or sheets of polyamide, polyester such as Dacron (Trade Mark), rayon, glass fibres or regenerated cellulose, or a textile fabric which may be frictioned, skimmed or of the lens type. The reinforcing wires or filaments may be coated with a resorcinol-formaldehyde latex or the elastomeric layers may be treated with such latex prior to curing to produce a chemical bond between the reinforcement and elastomeric layers during vulcanization. If the reinforcing element is an open-weave fabric, legs of elastomer may extend through the interstices to connect the elastomeric layers. The belt may be provided with nylon edging tape or its edges may be rounded or trimmed. A number of embodiments of belt that can be produced are described and have varying numbers of elastomeric and reinforcement layers, groupings and spacings of reinforcing cords, and combinations of reinforcement elements such as cords plus fabric and fabric plus polymeric film.
Patent GB-1411406-A (GB)
Title: Emulsifying agents
IPC: C09K23/32
Filed: 1972-12-04
Abstract: 1411406 Isocyanurate group-containing resins MARATHON OIL CO 4 Dec 1972 [9 Feb 1972] 55924/72 Heading C3R Isocyanurate-containing products having the general structure shawn in Fig. 1, wherein R is a C 2-40  divalent hydrocarbon or substituted divalent hydrocarbon radical, X is a metal, hydrogen or quaternary ammonium radical, A is -NCO, -NHCO 2 R<SP>1</SP>, -NHCONHR<SP>1</SP>, -NH 2 , -NHR<SP>1</SP> or -NR<SP>1</SP> 2 , R<SP>1</SP> is a C 1-40  optionally substituted monovalent hydrocarbon radical, M is zero or an integer from 1 to 400, Q is an integer from 1 to 10,000, 2M+N+1 is an integer from 2 to 11,000, N is an integer from 1 to 10,000, M+2 is an integer from 2 to 402, N-Q is zero or an integer from 1 to 10,000 and wherein between the groups there are no N- to -N bonds, no A- to -N bonds. no A- to -A bonds, and no R- to -R bonds may be prepared by reacting a metal cyanate and an organic diisocyanate in an aprotic solvent, followed, if desired, by hydrolysis under acid conditions. In an example potassium cyanate is reacted with tolylene diisocyanate in dimethylformamide. This products subsequently is dissolved in water and hydrolysed in the presence of HCl. The products are useful as emulsifying agents in the formation of dispersions and emulsions.
Patent GB-1447019-A (GB)
Title: 2-aryl-substituted 2-halophenoxyacetic acid esters
IPC: A01N39/00
Filed: 1974-12-31
Abstract: Besides an inert carrier, the agent for regulating development processes in plants contains, as active component, a compound of the formula: <IMAGE> in which R1 denotes H, alkyl, aryl,  beta -dialkylaminoalkyl, if appropriate in the form of a hydrohalide, or  beta -trialkylammonioalkyl<+> hal<->, one radical from the series consisting of R<2> and R<3> denotes H and the other denotes aryl or substituted alkyl, or both denote aryl radicals which can be linked to each other either directly or via CH2, and 1, 2 or 3 radicals from the series consisting of X1 to X4 denote 1, 2 or 3 F, Cl or Br and the others denote H or CH3. The esters of the formula I are prepared by reacting an anhydrous alkali metal salt of a suitable phenol with a suitable  alpha -halocarboxylic ester in anhydrous dimethyl sulphoxide, if appropriate followed by quaternisation of the resulting  beta -dialkylaminoalkyl ester of the formula I with an alkyl halide. The alcohols of the formula II are prepared by reducing esters of the formula I with a mixed metal hydride, preferably LiAlH4. The agent can be used for delaying the longitudinal growth and increasing the resistance of cereal stems to lodging.
Patent GB-1147118-A (GB)
Title: Method for the manufacture of hollow articles of vinyl chloride polymerides
Inventor: HAFNER WOLFGANG
IPC: B29C49/00
Filed: 1967-12-12
Abstract: 1,147,118. Oriented vinyl chloride polymer articles. UNILEVER Ltd. 12 Dec., 1967 [13 Dec., 1966], No. 56324/67. Heading B5A. Hollow articles having bi-axial orientation may be produced from stabilized vinyl chloride polymerides of K-values 50-80, by making a preform e.g. by casting or injection moulding, in the thermoplastic temperature range, cooling the preform to the thermoelastic temperature range i.e. 90-140 C., and deforming it by biaxial stretching at this temperature, preferably at a temperature at which the material has a stretching capacity of at least 225% or a maximum tensile strength of 200 kp/cm<SP>2</SP>. Bi-axial stretching may be the inflation of an extruded tube to form a bottle.
Patent GB-1189177-A (GB)
Title: Recovery of Tin
Inventor: GEE CHRISTOPHER BARRIE
IPC: C22B25/06
Filed: 1967-12-12
Abstract: 1,189,177. Recovery of tin. CONSOLIDATED TIN SMELTERS Ltd. 5 Dec., 1968 [12 Dec., 1967], No. 56366/67. Heading C1A. Tin is recovered as volatile stannous oxide, stannous sulphide, or a tin/stannic oxide mixture, from slag by heating the slag at a temperature from 1100‹ to 1600‹ C. at a pressure not greater than 20 mms. Hg. The slag is heated in a refractory lined pot in an evacuating chamber which is gradually evacuated so that the products volatilize. Two more methods are specified. One involves streaming the hot slag into the chamber so that it falls in droplets. The second involves discharging the slag from the chamber by means of a barometric leg operated continuously or intermittently, the flow of slag being controlled by a stopper rod and nozzle assembly. Their rate of removal is encouraged by incorporating in the slag, an alkaline earth metal oxide, calcium oxide being specified. The volatilized products condense on the walls of the chamber, the pipes leading from the chamber to the evacuating pumps, and in the pump system itself, and are recovered therefrom.
Patent GB-1385804-A (GB)
Title: Monofilaments and process for their manufacture
IPC: D01F6/62
Filed: 1972-12-13
Abstract: 1385804 Polyester filaments HOECHST AG 13 Dec 1972 [14 Dec 1971] 57463/72 Heading B5B A high molecular weight aromatic polyester monofilament, especially polyethylene terephthalate, is made from a raw material having an intrinsic viscosity greater than 0À67 (at 25 C. in a 3 : 2 mixture of phenol and tetrachloro-. ethane) and containing less than 25 milliequivalents/Kg of terminal carboxy groups; the raw material is spun into a water bath, drawn in water at 70-100 C. in a ratio of 1 : 4À0 to 1 : 6À0, further drawn at 15 C. or less below its melting point to a total ratio of 1 : 6À0 to 1 : 7À5, and set at 15 C. or less below its melting point allowing a maximum shrinkage of 5%. Setting may be performed immediately after the further draining, both operations being performed either in the same infrared heated chamber, or in separate chambers linked by a heated conveyer. A preferred raw material is a copolymer containing at least 80% of ethylene terephthalate units, together with for example isophthalic, p.p<SP>1</SP>-diphenyl-dicarboxylic, p,p<SP>1</SP>-diphenyl-methyl-dicarboxylic, and p,pl-diphenylsulpho-dicarboxylic acids, naphthalene-dicarboxylic acids hexahydroterephthalic, adipic, and sebacic acids. The heating for the second drawing step is provided by baths of high-boiling inert liquid, metal baths, ball beds, hot air, or infrared or high frequency radiation. The monofilament produced has an intrinsic viscosity of more than 0À64, less than 30 milliequivalents/kg. of terminal carboxy groups, a diameter of 0À20-0À55 mm., a specific strength of more than 60 g./tex., an elongation at break of 6À0 to 15À0%, an elongation of less than 6À0% at a load of 27 g/tex and a thermoshrinkage of less than 8À0% at 160 C. The monofilament is used for tyres, conveyer belts, and power transmission belts, and is resistant to hydrolysis, heat, and the action of rubber chemicals.
Patent GB-1245470-A (GB)
Title: Vibration damping laminated system
IPC: C08F291/00
Filed: 1968-12-04
Abstract: 1,245,470. Laminates. FARBWERKE HOECHST A.G. 4 Dec., 1968 [5 Sept., 1967], No. 67605/68. Heading B5N. [Also in Divisions B2 and F2] A vibration damping laminated system comprises two sheets and bonded to the sheets an interlayer comprising a graft polymer of 40 to 80% by weight of methylmethacrylate or a mixture of methylmethacrylate with from 0À1 to 10% by weight of a copolymerizable carboxylic acid, or 60 to 20% by weight of a copolymer formed from a monomer mixture of 30 to 40% by weight of vinyl acetate, 30 to 40% by weight of n-butyl acrylate, 10 to 30% by weight of dibutyl maleate and 5 to 15% by weight of a copolymerizable unsaturated carboxylic acid. Specified carboxylic acids in admixture with methylmethacrylate are acrylic, methacrylic or a mixture thereof and crotonic acid is specified as the carboxylic acid present in the copolymer. The sheets may be of metal. Also disclosed is a plate applied to one surface of which is a layer of a graft polymer as specified above.
Patent GB-1208316-A (GB)
Title: Closure device for beer kegs and the like
Inventor: JOHNSTON MACK S
IPC: B67D1/08
Filed: 1967-12-19
Abstract: 1,208,316. Multi-channel pipe joints. JOHNSTON ENTERPRISES Inc. 19 Dec., 1967 [4 Jan., 1967], No. 57626/67. Heading F2G. A closure device for a keg (20), Fig. 1 (not shown), comprises a central body 218, Fig. 3, secured in the keg opening and having a longitudinal passage with a normally closed valve 214 and surrounded by an intermediate member 127 having gas passages therethrough, a solid sleeve 200 surrounding the intermediate member and a gas valve 290 associated with the gas passageways which permits inward gas flow and prevents outward flow of liquid through the gas passageways. When collar 118 is tightened on to the ring 126 the hollow tubular probe 64 projects downwardly over notches on the ends of valve arms (244, 246), Fig. 4 (not shown), driving the valve 214 downwardly away from its seat against the force of spring 216. Liquid is free to move outwardly through siphon tube 228, tube 222, spring 216 and the open valve to a dispenser (40). At the same time air or CO 2  from tank (30) passes via coupling 144, space 296, slots (264) into space 298 and thence passes outwardly into the container via slits 290. The central body 218, intermediate member 127 and sleeve 200 may be of synthetic plastics, e.g. a polycarbonate. The gas valve 220 may be of gum or silicone rubber. The siphon tube may be of synthetic plastics, e.g. rigid polycarbonate or flexible polyethylene and connected via a section of synthetic plastics tube 222 to the central body. A synthetic plastics ferrule 226 is welded to tube section 222. In another embodiment the sleeve (200), Fig. 5 (not shown), is clamped against a synthetic plastics skirt (316) by a ring (322) and a rigid synthetic plastics siphon tube (326) is welded directly to tube (222).
Patent GB-1240258-A (GB)
Title: The manufacture of resistors or low-resistance electrical connections in integrated circuits
IPC: H01L29/8605
Filed: 1969-11-25
Abstract: 1,240,258. Semi-conductor device. ITT INDUSTRIES Inc. 25 Nov., 1969 [5 Dec. 1968], No. 57630/69. Heading H1K. A region within a semi-conductor body may form either a low value resistance, or an electrical connection between conductor leads in an integrated circuit. The region comprises a zone 1 of one conductivity within which is embedded a further zone 2 of opposite conductivity, contact being made to both zones, so short-circuiting the PN junction 10, by leads 7 and 8. The resistance of the region may be about 1#. A two-lead crossover may be provided by the region by connecting lead 7 to 8, a second lead 9 crossing the region on an insulation film 13. The region may be formed by planar diffusion techniques, zone 1 being formed simultaneously with base regions of transistors within the integrated circuit, and zone 2 simultaneously with emitter regions. The substrate 12 may be of silicon, and dopants boron and phosphorus. The leads may be of aluminium.
Patent GB-1307559-A (GB)
Title: Process for the production of photographic images
IPC: G03C5/56
Filed: 1970-12-04
Abstract: 1307559 Photographic processes AGFAGEVAERT AG 4 Dec 1970 [5 Dec 1969] 57633/70 Heading G2C A photographic process for producing negative visible images which comprises imagewise exposing to light a layer containing an organic compound which splits off iodine free radicals or ions on exposure and a film-forming binder and treating with a compound containing an -0-0- group thus producing a visible image either physically by formation of residues or chemically by carrying out treatment in the presence of reactants for a colour-forming oxidation reaction. The vesicular image may be developed by heating and a mixture of peroxides and hydrazines may be used for its production. Specified reactants for the colour-forming reaction are amino, hydroxy or amino hydroxy aryl compounds, leuco dyes and silver halide colour developers with colour couplers.