baber/WOPTO huggingface dataset:
Patent GB-1368770-A (GB)
Title: Gas turbine engine
IPC: F01D9/04
Filed: 1971-11-04
Abstract: 1368770 Gas turbine engines; turbine nozzles MOTOREN-UND TURBINEN-UNION MUNCHEN GmbH 4 Nov 1971 [7 Nov 1970] 51385/71 Heading FIT The invention relates to the mounting of a turbine nozzle of a gas turbine engine, the nozzle comprising guide vanes 6 and inner and outer shroud members 7 and 5. The inner shroud 7 is connected to turbine stator structure 8 while the outer shroud 5 is formed with an annular flange 15 which is received within an annular groove 16 formed in annular piston 13 whereby relative radial movement is permitted. The annular piston 13 is mounted for axial movement within a casing portion 3 which extends between the gas duct 9 and the flanged member 12 secured to the power turbine stator casing 4. The piston 13 is formed with an extension 14 which extends into a groove formed in stator casing 4. A piston ring seal 10 is disposed between the extension 14 and the member 12. The arrangement is such that the upstream surface of the annular piston is subjected to the pressure prevailing upstream of the turbine nozzle while the downstream face is subjected in part to compressor discharge pressure PV which is communicated to the space 17 through port 16 and in part to pressure prevailing downstream of the turbine.
Patent GB-1132098-A (GB)
Title: Benzenesulphonyl-ureas and process for preparing them
IPC: C07C67/00
Filed: 1965-12-07
Abstract: 1,132,098. Sulphonyl ureas. FARBWERKE HOECHST A.G. 7 Dec., 1965 [8 Dec., 1964], No. 51890/65. Heading C2C. Novel benzenesulphonyl ureas of the formula wherein Z represents oxygen or sulphur, R is hydrogen, lower alkyl or phenyl lower alkyl, the word "lower" indicating a group of 1-4 carbon atoms, R<SP>1</SP> represents (a) C 2-8  alkyl or alkenyl, (b) phenyl lower alkyl, (c) cyclohexyl lower alkyl, (d) an endoalkylene-cyclohexyl, endoalkylene-cyclohexenyl, endoalkylene-cyclohexylmethyl or endoalkylene cyclohexenylmethyl group containing 1 or 2 endoalkylene carbon atoms, (e) lower alkyl-cyclohexyl or lower alkoxy-cyclohexyl, (f) C 5-8  cycloalkyl or (g) cyclohexenyl or cyclohexenyl-methyl, Y is a hydrocarbon chain of 1-4 carbon atoms and X and X<SP>1</SP> represent hydrogen or a C 1-6  aliphatic hydrocarbon, C 5-8  cycloalkyl, cyclohexyl lower alkyl, lower alkyl cyclohexyl, phenyl or phenyl lower alkyl radical (wherein the phenyl ring may bear one or more lower alkyl, lower alkoxy, halogen, CF 3  or NO 2  substituents), in which X and X<SP>1</SP> may be the same or different and when they both represent alkyl groups may be joined to form with the N-atom a saturated heterocyclic ring, are made by known methods for the formation of benzenesulphonyl ureas, i.e. reaction between a benzenesulphonyl isocyanate or an equivalent benzenesulphonyl carbamic acid, thiocarbamic acid or urea derivative and an amine R<SP>1</SP>NH 2 ; reaction between a benzenesulphonamide and an R<SP>1</SP> substituted isocyanate, carbamate, thiocarbamate or urea; reaction between a benzenesulphonyl chloride and an R<SP>1</SP> substituted urea, isourea ether, isothiourea ether or parabanic acid followed, if required, by hydrolysis of the product; replacing sulphur by oxygen in a corresponding benzenesulphonylthiourea and oxidizing a corresponding benzenesulphenyl- or benzenesulphinyl-urea, and also by introducing the group into a benzenesulphonyl urea of the formula RNH.Y.phenylene.SO 2 .NH.CO.NHR<SP>1</SP>. N - [4 - (#- Isobutyl - thioureidoethyl) - benzenesulphonamide is made by reaction of 4-(#-aminoethyl)-benzenesulphonamide with isobutyl mustard oil. N - [4 - (# - Isobutyl - thioureidoethyl) - benzenesulphonyl] - N<SP>1</SP> - cyclohexyl - isourea methyl ether is made by reacting 4-(#-isobutyl-thioureidoethyl)-benzenesulphonamide with cyclohexylmustard oil and treating the resulting N-[4-(#- isobutyl - thioureidoethyl) - benzenesulphonyl] - N<SP>1</SP>-cyclohexylthiourea with mercury oxide. Pharmaceutical preparations having hypoglycaemic action comprise the above sulphonyl ureas of the invention in admixture or conjunction with a carrier, preferably in dosage unit form suitable for oral administration.
Patent GB-1245758-A (GB)
Title: Improvements relating to atmospheric pollution
Inventor: NICKLIN THOMAS
IPC: C10K1/12
Filed: 1968-11-04
Abstract: 1,245,758. Cooling gases containing hydrogen sulphide. NORTH WESTERN GAS BOARD. 30 Oct., 1969 [4 Nov., 1968], No. 52077/68. Heading C5E.  A gas such as coke-oven gas is cooled by direct contact with water in a cooler and water collecting in the base of the cooler is after a delay passed to a cooling tower, contacted with air and the cooled water returned to the cooler, a small quantity, preferably from 0 to 5 gms per litre, an alkali metal salt of one or more anthraquinone di-sulphonic acid. The di-sulphonic acid may be the 2 : 6 or the 2 : 7 isomer or a mixture thereof. Small amounts of metal compounds such as a vanadate of ammonia or an alkali metal may also be added to the water.
Patent GB-1211602-A (GB)
Title: Compressible laminated paper structure
Inventor: WELLS EDWARD RONALD
IPC: D21H27/40
Filed: 1968-11-05
Abstract: 1,211,602. Laminated paper structure. PROCTER & GAMBLE CO. 5 Nov., 1968, No. 52328/68. Heading B5N. A compressible laminated paper structure is made by separately embossing two extensible paper sheets each of 7-30 pounds per 3000 sq. ft. with identical raised patterns of 16-200 discrete protuberances per sq. inch of height 0À01-0À04 inch, bonding the mating distal surfaces of the protuberances to form a laminated structure and calendering this to 50-90% of its thickness. An unembossed extensible paper sheet may be interposed and bonded between the mating distal surfaces of the embossed sheets. Bonding is effected by means of pressure or adhesives such as hydrolysed polyvinyl alcohol, starches, starch-clay formulas, wet strength resins, polyvinyl acetates, dextrins, latex emulsions and cellulose gums.
Patent GB-1521609-A (GB)
Title: Process for the anaerobic digestion of aqueous effluent
IPC: C02F3/30
Filed: 1976-12-20
Abstract: 1521609 Anaerobic treatment of effluent WESTERN PACIFIC WATER TREATMENT CORP Ltd 20 Dec 1976 [7 Dec 1976] 53185/76 Headings C1C and C1B Effluent is treated by conducting the effluent through a screen to remove solids therefrom, conducting the screened effluent through a sand trap to remove fine particles therefrom, conducting the thus treated effluent to a retaining basin and adding appropriate chemicals, preferably lime, to bring the pH of the effluent to approximately 7, treating the neutralized effluent in an anaerobic digestor to break down pollutant materials and conducting the digested effluent to a sedimentation tank and separating sludge from purified water. The process may be used to treat effluent from a palm oil factory. The sludge produced may be used as a fertilizer and phosphates and nitrates may be added to the effluent prior to digestion to increase the fertilizer value of the resulting sludge. The purified water may be further treated for example by trickle filtration or activated sludge processes.
Patent GB-1274730-A (GB)
Title: Take-out mechanism for glassware forming machine
IPC: C03B35/04
Filed: 1969-10-31
Abstract: 1,274,730. Glassware take-out mechanism. EMHART CORP. 31 Oct., 1969 [4 Nov., 1968], No. 53395/69. Heading C1M. A take out mechanism movable into and out of use in a glassware forming machine comprises a fluid operated actuator 26 contained within a housing 18 attached to the machine and which operates a plunger 34, the plunger in turn being pivotally connected to a slidable cross-bar 40 extending laterally through slots 44 in the housing ; a pair of tongs 56 with jaws 70 mounted on the ends of the rockshaft 54 disposed parallel to the cross-bar, the tongs being operated by toggle means 60, 62 connecting the tongs with the cross-bar; and a spring 48 acting between a lower end of the housing and the plunger 34 to urge the latter upwardly. The cross-bar 40 may tilt about its pivot 42 so that one pair of tongs closes before the other in order to grip articles with varying cross-sections.
Patent GB-1449195-A (GB)
Title: Method and apparatus for producing rockbolts in the roof of a subterranean cavity
IPC: E21D20/02
Filed: 1973-11-21
Abstract: 1449195 Mixing apparatus UNITED STATES ENERGY RESEARCH & DEVELOPMENT ADMINISTRATION 21 Nov 1973 [5 Dec 1972] 53962/73 Heading B1C [Also in Division El] An apparatus for injecting settable material into a hole in rock so that a portion of the material will be left protruding from the hole when the apparatus is removed from the entrance to the hole. Such an apparatus comprises a promoted resin supply 24, a catalysed resin supply 26, pumps P 1 , P 2 , a valve 34 controlling the supply of the resins from the pumps P 1 , P 2 , a mixer unit 54 connected to the outlet of the valve 36 and a delivery head 18, 86 that is connected to the mixer unit for delivery of the mixed resins to the hole when the head is positioned about the entrance to the hole. A well 62 in the head at the outlet of the head allows for the formation of the material to be left protruding from the hole. Roving material 92 and a venting tube 93 can be entered into the hole through the head 18, 86 by powered means 96, 98. A valve 74 in the head 18, 86 allows of purging of the head and the valve 34 of unwanted mixed resins after a hole has been filled, the purging resin being supplied by a pump P 3 . The roving material is wetted by fluid supplied by a pump P 4 .
Patent GB-1469940-A (GB)
Title: Sanitary waste treatment plant
IPC: C02F3/00
Filed: 1974-12-13
Abstract: 1469940 Ultrafiltration THETFORD CORP 13 Dec 1974 [23 Jan 1974] 54016/74 Heading B1X [Also in Divisions C1 and E1] In a sewage treatment plant, (Divs. Cl and E1), sewage is biologically treated in a tank 72 and then pumped through an ultrafiltration device 98. The water permeate is further filtered by activated charcoal in tank 110 and led to a storage tank 108. The concentrated sewage is returned by pipe 100 through a throttle 102 to the tank 72. The device 98 comprises two co-axial tubes 126, 130, the inner 126 being a semi-permeable membrane mounted on a porous tube 128. A rod 198 mounted co-axially in tube 126 ensures the sewage is in close contact with the tube 126. A by-pass 132 to the throttle 102 may be periodically opened. This increases the rate of flow and thereby flushes the membrane 126.
Patent GB-1088990-A (GB)
Title: Improvements in tuning devices for high frequency signal transmission apparatus
IPC: H03J5/12
Filed: 1965-12-23
Abstract: 1,088,990. Variable resistors. R. HOPT. Dec. 23, 1965 [Dec. 24, 1964], No. 54540/65. Heading H1S. [Also in Division H3] A variable potentiometer unit for tuning a television receiver (see Division H3) comprises a resistance track mounted on a box carried by the nut of a push-button spindle so that, when the button is pushed in, a blade on the nut bridges the resistance track to a fixed conductive track. Rotation of the button moves the nut along the spindle to vary the position of the blade relative to the track (construction in Figs. 4, 5-not shown). In Fig. 6 the resistance track 73 is divided longitudinally into two sections traversed in succession by the blade. The two sections are connected in parallel to permanently engaged contacts 89, 90 which supply the operating voltage. The contact track 72 is connected in circuit via a contact 88 when the button is pressed. A further blade 81 on the nut bridges a continuous contact strip 79 and a divided contact strip 80 to form an auxiliary switch to connect one or other of the two sections of the resistance track into circuit.
Patent GB-1317326-A (GB)
Title: Process of production of a binder for aqueous coatings
IPC: C09D5/44
Filed: 1970-09-23
Abstract: 1317326 Electro-phoretically coating with resin REICHHOLD-ALBERT-CHEMIE AG 17 Nov 1970 [17 Nov 1969] 54607/70 Heading C7B [Also in Division C3] Electro-phoretic cooling processes employ as binder a composition comprising (I) at least one low molecular weight aldehyde condensation product and (II) a water dilutable vinyl modified resin prepared by (a) etherifying a polyether epoxide: (R is an aliphatic or aromatic hydrocarbon radical and n = 0-5) with a saturated primary and/or secondary C 3-20  monohydric alcohol by heating in the presence of a catalyst; (b) the etherification product is then esterified by a C 6-20  ethylenically unsaturated aliphatic monocarboxylic acid (or mixtures of such acids); (c) the esterified product is reacted by heating with α, #-ethylenically unsaturated mono- and/or poly-carboxylic acids or anhydrides thereof or semi-esters thereof with C 1-4  alkanols, in the presence of other vinyl and/or vinylidine monomers, so that the final product has an acid value of at least 25; and (e) neutralizing with ammonia and/or a strong organic nitrogen base to obtain a water thinnable product. Details of the preparation of (II) are given in Specification 1317325. (I) may be an aminoplast and/or phenol resol or ether thereof. (I) and (II) may be precondensed at 100-150C. prior to neutralization. In a typical example a binder comprising a resin according to the invention, a phenolic resol and TiO 2  pigment is neutralized with triethylamine and coated at 110 volts D.C. on to passivated steel plates. The coated plates may be hardened by stoving, e.g. for 30 minutes at 170C.
Patent GB-1174267-A (GB)
Title: Elastic Fabric
Inventor: TAKEKAWA SHIGEO
IPC: B32B27/00
Filed: 1966-12-09
Abstract: 1,174,267. Laminated fabric. S. TAKEKAWA. 9 Dec., 1966, No. 55142/66. Heading B5N. [Also in Division D1] A method of making an elastic piled fabric comprises laminating a knitted fabric 10 having two planes of stitches, e.g. produced by rib stitch, double yarn stitch or interlock stitch to a sheet of elastic material, e.g. rubber or foamed or non-foamed polyvinyl chloride or polyurethane such that the loops 102 in only one plane of the knitted fabric are adhered to said sheet, e.g. by adhesive and stretching the sheet so that the loops 101 in the other plane of the knitted fabric are disengaged from one another. In a preferred embodiment, a sheet of elastic material has a knitted fabric bonded to each surface thereof.
Patent GB-1173806-A (GB)
Title: Brightening Agents
Inventor: KLEINHEIDT ERNST-AUGUST
IPC: D06L4/664
Filed: 1967-12-04
Abstract: 1,173,806. Optical brightening agents. FARBENFABRIKEN BAYER A.G. 4 Dec., 1967 [2 Dec., 1966], No. 55149/67; Heading C2C. [Also in Divisions C5 and D1] Compounds having optical brightening properties and a solubility in water of less than 20 g. per litre at 20‹ C. are prepared in the form of hollow beads by spraying the compound while in the aqueous moist flowable state. Preferred compounds are stilbene derivatives of general formula where X is hydrogen, alkali metal or ammonium, Y 1  is amino, or N-phenyl amino optionally substituted by a sulphonic acid group, Y 2  and Y 3  are amino, optionally substituted by one or two alkyl or hydroxy alkyl or a phenyl group, or an N-morpholino-residue, Y 4  is amino, an aniline residue optionally substituted by a sulphonic acid group, or morpholine. Other compounds disclosed are pyrazolines, coumarins, or carbostyril compounds, specifically 1-p-sulphonamidophenyl-3- p - chlorophenyl - pyrazoline, 3 - phenyl - 7- benzotriazolyl - coumarin, and 1 - ethyl - 3- phenyl - 7 - dimethylaminocarbostyril.
Patent GB-1435028-A (GB)
Title: Multi-station transfer presses
IPC: B21D43/05
Filed: 1973-11-29
Abstract: 1435028 Stamping HITACHI SHIPBUILDING & ENG CO Ltd 29 Nov 1973 55440/73 Heading B3Q [Also in Division B8]  In a multi-station press, feed bars 1a, 1b for transferring workpieces through the press are moved in sequence a to f, Fig. 10, by a cam assembly, Figs. 3, 4, 6, by rack and pinion gears. Each feed bar, e.g. 1b, extends the length of the press and is secured to a carriage 5 movable horizontally and longitudinally (c, f) of the press by a cam 13 and a pair of arms 17. The feed bars are also supported on pairs of supports 27a, 27b which, by cam means 54, 49, rack and pinion 45, 43 and a shaft 38 having left and right handed threads, are caused to move toward and away from one another (a, e) transversely of the press. For producing vertical motion of the feed bars 1a, 1b, each support 27 has vertical racks 34 which co-operate with pinions 35 drivable by a splined shaft 37. A third cam 52 rotates the shaft 37 by rack and pinion 44, 42. The three cams 13, 52, 54 are mounted on a common shaft 12 driven, via an upwardly-extending shaft 24, from a main shaft in a housing 23, Fig. 1. Fig. 9 shows how support arms 60 mounted on a feed bar, e.g. 1b, are engageable with a workpiece 58. Process locations are indicated at B-M and the workpieces, after being conveyed in a path A by operation of the feed bars 1a, 1b, are discharged by a gravity roller conveyer 3. In a modification, Figs. 11, 16, each workpiece 171, by means of grippers 133 and feed bars 129, is fed successively to a series of press units 143- 147 supported on a base 140 movable transversely to the conveying path A. To accommodate workpieces of differing widths, the distance between the feed bars 129 may be adjusted by a motor-driven screw and nut device, Fig. 18 (not shown).
Patent GB-1293956-A (GB)
Title: Improvements in electric kettles
Inventor: MASTERS LEONARD KENNETH MORGAN
IPC: A47J27/21
Filed: 1969-11-13
Abstract: 1293956 Electric kettles RUSSELL HOBBS Ltd 11 Nov 1970 [13 Nov 1969] 55694/69 Heading A4A [Also in Division H5] A vapour-controlled electric kettle 1 includes a vapour discharge tube 16 arranged with one of its ends in a position to receive heated vapour from the upper region of the interior of the kettle and passing in sealed fashion through the kettle body upper wall such that its other end discharges a jet of heated vapour against the heat-sensitive actuating element 13 of a switch 11 connected in the supply circuit of the heating element 12. A press-button 14 resets the switch 11, which is operated by a bi-metallic strip 13. A clearance is provided between the switch and socket housing 11 and the kettle body wall. Tube 16 extends into a cavity 17 of a cover 4 on which the handle 6 is mounted. A baffle plate 15 prevents boiling water from surging through the spout.
Patent GB-1219759-A (GB)
Title: Improvements relating to the construction of partitions
Inventor: WESTERGREN HENRY
IPC: E04B2/74
Filed: 1967-12-11
Abstract: 1,219,759. Partitions. KARLHOLMS A.B. 1 Nov., 1968 [11 Dec., 1967], No. 56164/67. Headings E1B and E1W. A partition comprises a plurality of storey high panel units each comprising a timber frame 1, a pair of facing sheets of medium density fibreboard 2 and a filling 3 of mineral wool, having a groove 5 engaging a batten 10 on the ceiling and supported at the bottom by a base plate 6 and secured by wedges 7 engaging a similar groove. Skirting boards 9 and head cover strips 11 are secured to the panel. The side frame members of adjacent panels abut and have corresponding grooves which receive fillets to hold them together. The medium density fibreboard may be replaced by a sheet of standard hardboard on one face of the panel.
Patent GB-1176490-A (GB)
Title: Process for the production of Aqueous Polyurethane Dispersions
IPC: D06M15/564
Filed: 1966-12-15
Abstract: 1,176,490. Coated sheet material. FARBENFABRIKEN BAYER A.G. 15 Dec., 1966 [18 Dec., 1965], No. 56187/66. Heading B2E. [Also in Divisions C3 and D1] Leather; paper, cotton or rayon fabrics may be coated with aqueous polyurethane dispersions which have been prepared by reacting a polyisocyanate with a polyhydroxy compound of M.W. 300 to 20,000 and 0.05 to 300% by weight calculate on the polyhydroxy compound of a polysiloxane with reactive hydrogen atoms and a M.W. of 194 to 20,000, optionally together with a chain extender having reactive hydrogen atoms, water being added to the reaction mixture or to one of the components thereof to form the dispersion. The water is removed from the dispersion on the substrate by drying at room temperature or at 80 to 160‹C, optionally in the presence of crosslinking agents.
Patent GB-1263594-A (GB)
Title: Method of preparing supported oxidation catalysts for producing ethylene oxide
IPC: B01J23/50
Filed: 1969-11-17
Abstract: 1,263,594. Silver catalyst. SOC. ITALIANA RESINE S.p.A. 17 Nov., 1969 [23 Nov., 1968], No. 56242/69. Heading B1E. [Also in Division C2] A supported catalyst containing 7 to 30% wt. silver in relation to the support is prepared by (a) first impregnating the solid, inert, subdivided support with one or more organic liquids, which are inert in the operating conditions and have boiling points between 150 and 330C, in a quantity of 3 to 10% wt. in relation to the support; (b) further impregnating the support with an aqueous solution of lactic acid and silver lactate or a solution of silver lactate in molten lactic acid at 60 to 90C, the ratio between the total mols of lactic acid (free and salified) and the atoms of silver being between 1:1 and 1:2; (c) drying in a stream of air at 60 to 135C for 0.5 to 48 hours; and (d) heat treating up to maximum temperatures of 230 to 360C for 1 to 12 hours. One or more of the metals gold, platimum and palladium may be added in quantities of 0.01 to 1.0% wt. related to the metallic silver, these metals being added in metal form suspended in the silver lactate/lactic acid solution or in the form of lactic acid salts dissolved in that solution. Specified organic liquids are polyhydroxyl compounds such as ethylene glycol, diethylene glycol and triethylene glycol. Peroxide compounds such as hydrogen peroxide or peroxy-acetic acid may advantageously be added to the solution of silver lactate and lactic acid. Specified supports are alumina, silicon carbide and magnesium oxide, preferably in the form of spheres of diameter 4 to 9 mm. The preferred support is alpha-alumina which has ben activated by treatment above 1000C, has a surface area of 0.01 to 1.0 sq. m./gm. and a porosity of 10 to 40% with a mean pore diameter of 30 to 150 microns.
Patent GB-1445380-A (GB)
Title: Paperhangers hand tool for smoothing the surface of wallpaper
IPC: B44C7/08
Filed: 1973-12-06
Abstract: 1445380 Paper hangers tool ONLYWAY PRODUCTS Ltd 18 March 1974 [6 Dec 1973]  56557/73 Heading A4K [Also in Division B6G] A paper hanger's hand tool for smoothing the surface of wall paper comprises a solid handle 1 to which a foamed plastics pad 6 covered with upstanding fibres 7 e.g. nylon flock, is secured. The handle may be provided with longitudinally extending grooves 5 and may be formed from expanded polystyrene.
Patent GB-1180698-A (GB)
Title: Tape Units
IPC: G11B15/58
Filed: 1968-11-29
Abstract: 1,180,698. Feeding record tapes. INTERNATIONAL BUSINESS MACHINES CORP. 29 Nov., 1968 [26 Dec., 1967], No. 56886/68. Heading G5R. In passing from a reel 10 to a capstan 27, tape 30 traverses a vacuum column 18 of the variable-force type in which the force on a tape loop 24 varies with the position of the loop in the column so that an equilibrium position may be attained without the use of a servo system, and a unidirectional torque is imparted to the reel 10 in a sense to tend to withdraw the tape from the capstan 27. The reel 10 and column 18 are balanced on the opposite side of the capstan 27 by a similar reel 11 and column 19 containing a head 35 which is pivoted to facilitate tape loading. Constant-torque motors 12, 13 drive the reels 10, 11, and a vacuum source (40, Fig. 2) is connected selectively to the capstan 27 and a brake 28 as well as continuously to ports 20, 21 and slots 36, 37 in the walls of the columns 18, 19, which are of tapered form.