baber/WOPTO huggingface dataset:
Patent GB-1238660-A (GB)
IPC: H04N7/26
Filed: 1968-06-12
Abstract: 1,238,660. Facsimile apparatus. MATSUSHITA ELECTRIC INDUSTRIAL CO. Ltd. 12 June, 1968 [13 June, 1967], No. 22422/70. Divided out of 1,238,657. Heading H4F. A signal transmission system wherein signal sequences obtained by scanning an image are sampled, is characterized in that the pulse interval between the sampling pulses is made equal to an integral sub-multiple of the scanning period. This improves the reproduced image by ensuring that the position of sampling relative to the image at the start of each scanning is in alignment.
Patent GB-1251327-A (GB)
IPC: A63F9/10
Filed: 1967-11-10
Abstract: 1,251,327. Wooden jigsaw puzzles. JOHN WADDINGTON Ltd. 31 Oct., 1968 [10 Nov., 1967], No. 51362/67. Heading A6H. A wooden jigsaw puzzle is cut out from a wooden blank by a stamping process comprising one or more stamping operations by means of one or more cutting dies each formed from strips of rule secured to a mounting member, the arrangement of the cutting die or dies being such that (a) the width of each protruding and/or necked region of each puzzle piece is made large enough to substantially prevent splitting or like breakage of the wood thereof during the stamping process and (b) each angle between cuts which meet one another, each angle between a cut and an edge of the puzzle and each angle included between two adjacent and relatively oblique portions of a single cut is made large enough to substantially prevent splitting or like breakage of the wood of the corners of the puzzle pieces defined by such cuts during the stamping process so that splitting or like breakage of the wooden blank during the stamping process is substantially wholly avoided. The width of the protruding and/or necked regions of the puzzle pieces is preferably not less than twice the thickness of the wooden blank and the width of the puzzle pieces is preferably at least 8 times the thickness of the wooden blank. All of the angles are preferably right angles and the locking promontories and bays of the puzzle pieces are preferably positioned centrally of the puzzle piece edges in which they are defined. The wooden blank may be #" 3-ply Chinese bass. Centre bevel rule of 2-point thickness and made of high grade steel may be used for the die, the rules preferably being securely mounted in a base member, e.g. a sheet of plywood, and embedded in a layer of compressible material, e.g. natural or synthetic rubber, secured to the face of the base member. The bed plate may be tin plate supported on a sheet of vulcanised fibre.
Patent GB-1252262-A (GB)
IPC: C02F1/469
Filed: 1968-11-18
Abstract: 1,252,262. Demineralizing water by electrodialysis. CONSIGLIO NAZIONALE DELLE RICERCHE. Nov.18, 1968 [Nov.18, 1967], No.54529/68. Heading C7B. Brackish water is demineralized by preliminary ion exchange treatment to remove temporary hardness using a hydrogen cationic exchange resin to replace mineral cations e.g. Ca<SP>++</SP> and Mg<SP>++</SP> ions, with H<SP>+</SP> ions and permit H<SP>+</SP> ions to react with HCO 3 <SP>-</SP> ions to form CO 2 , prior to demineralizing by electrodialysis. Additionally a mineral cationic e.g. Na exchange resin may be used in the pre-treatment to replace mineral cations with other cations of higher transference number to soften permanent hardness. Preferably separate water streams are pre-treated with the respective resins and admixed before electrodialysis treatment. Exhausted hydrogen and Na ion exchange resins may be regenerated by passing H 2 SO 4  and brine (e.g. effluent from the electrodialysis respectively over them.
Patent GB-1252871-A (GB)
IPC: C22B1/16
Filed: 1970-01-19
Abstract: 1,252,871. Treating iron sludge. VEREINIGTE OSTEREICHISCHE EISEN-& STAHLWERKE A.G. 19 Jan., 1970 [30 Jan., 1969], No. 2407/70. Heading C1A. Iron containing sludge (consisting of iron oxides, sulphates and carbonates having particle sizes up to 0À5 mm.) is treated for subsequent sintering, by adding simultaneously 5-15% fine grained burnt lime, iron containing flue dust, and fine grained carbonaceous material and storing for one or two days while exposed to the air. The carbonaceous material may be coke breeze or fines or may be that present in blast furnace flue dust which is also used as the iron containing dust. Preferably sufficient iron containing dust is added to provide a moisture content of 8-12% in the stored mixture, and sufficient carbonaceous material to give the initial mixture a carbon content of 3-10%.
Patent GB-1265715-A (GB)
IPC: E21B17/042
Filed: 1969-04-01
Abstract: 1,265,715. Extension rods for percussion drill strings. SANDVIKENS JERNVERKS A.B. 1 April, 1969 [10 April, 1968], No. 17039/69. Heading B4C. [Also in Division F2] A tubular extension rod for a percussion drill string comprises threaded end portions for coupling the rod to other similar rods, one end portion having an external thread and the other end portion a complementary internal thread wherein the external surface of the internally threaded end portion is continuous with and equal in diameter to an unthreaded middle portion of the rod. The Figure illustrates two similar rods connected together. The end surface 15 of the rod 12 abuts against a surface 14 of the rod 11. The abutment surfaces may be conical. The threads are formed in parts of the rods upset radially inwardly.
Patent GB-1266220-A (GB)
IPC: B01D25/00
Filed: 1969-12-08
Abstract: 1,266,220. Filter press. MARTIN INDUSTRIES Inc. 8 Dec., 1969 [7 July, 1969], No. 59729/69. Heading B1D. [Also in Division B5] A filter press comprises alternate plates (34) and frames (20) both made of polypropylene. The plates define filtrate drainage channels on each side and have individual filtrate outlets with valves (52). Filter cloths are clamped between each plate and frame, which have integral or removable handles.
Patent GB-1267225-A (GB)
IPC: C07C/
Filed: 1970-08-04
Abstract: 1,267,225. Diacyloxyalkenes. FARBENFABRIKEN BAYER A.G. 4 Aug., 1970 [19 Aug., 1969; 29 Jan., 1970], No. 37520/70. Heading C2C. 1,3-Diacetoxy-2-methylene propane is prepared by passing isobutene, oxygen and acetic acid in the gas phase over a palladium-containing catalyst at 50‹ to 250‹ C. and at least some of the constituents boiling at temperatures above 150‹ C. at normal pressure, are removed from the reaction product whilst at least some of the constituents boiling at temperatures below 150‹ C. at normal pressure are recycled to the reaction. The catalyst may also contain at least one alkali metal acetate or alkali metal compound which under the reaction conditions is converted at least partly into an alkali metal acetate, and at least one metal or metal compound from the Vth to the VIIIth Group of the Periodic System and/or of gold and/or of copper, preferably an iron compound.
Patent GB-1290095-A (GB)
IPC: C08J3/22
Filed: 1970-03-20
Abstract: 1290095 Compounding ingredients for latices GOODYEAR TIRE & RUBBER CO 20 March 1970 [21 April 1969 (2)] 13506/70 Headings C3P and C3Q A fluid blend of a friable hydrocarbon resin and a friable rubber chemical is solidified, the resin and the weight ratio of the resin to the chemical being selected so that the solid blend has an average specific gravity which differs by a lesser degree from unity than does the specific gravity of the rubber chemical, and ground to a particle size of 0À01 to 100 microns. In a modification the solid resin and the solid rubber chemical are ground together in an aqueous medium to produce the particles. The preferred resin is a copolymer of piperylene and 2-methyl-2-butene and the preferred chemical is an accelerator or an antioxidant which is the reaction product of dicyclopentadiene and a phenol which has been alkylated. The treated chemicals have a reduced tendency to settle out or migrate from latices.
Patent GB-1290122-A (GB)
IPC: G09B3/04
Filed: 1971-05-28
Abstract: 1290122 Question - and - answer appliance BELORUSSKY ORDENA TRUDOVOGO KRASNOGO ZNAMENI POLITEKHNICHESKY INSTITUT 28 May 1971 18055/71 Heading G5G A question-and-answer appliance comprises two sections 2, 3, the first of which accommodates a draw-out cassette 5 carrying a column of questions and a column of the correct answers to the questions, whilst the second accommodates a sheet of paper on which answers can be written by the student through an aperture 6; a transparent sheet 7 can be slid in front of the sheet of paper, and a locking mechanism is provided such that the cassette 5 cannot be sufficiently withdrawn to reveal the column of answers until the transparent sheet 7 has been locked in place in front of the sheet of paper. The locking mechanism comprises a spring strip carrying two projections which can respectively engage either a notch in the top edge of the cassette or a notch in the top edge of the transparent sheet.
Patent GB-1290573-A (GB)
IPC: B66D1/14
Filed: 1970-02-09
Abstract: 1290573 Winches C J LAWRENCE 19 April 1971 [9 Feb 1970] 6170/70 Heading B8B A marine winch comprises a drum 6 rotatable about a turret 2 extending upwardly from a casing 3 securable to a ship's deck on the like and a central manually driven spindle 21 which through gear rings 25, 27, 31, 32, 33 drives the drum 6 at two different speeds depending on which direction the spindle 21 is rotated. In one direction of rotation the gear-wheel 31 integral with the spindle 21 drives the internal gear ring 27 through a pair of gears 33a, each of which rotates a coaxial gear 33b through a uni-directional sprag clutch, and the gears 33b drive diametrically opposite gears 25 which mesh with the ring 27. In the opposite direction of rotation, a gear 32 coaxial with the gear 31 is driven by the spindle 21 through a unidirectional sprag clutch which free wheeled during the first said direction of rotation, this gear 32 directly driving the gears 25 whilst the gears 33a free wheel through their unidirectional clutch coupling to the gears 33b. The ring gear 27 is formed on a rotatable sub casing 11 having a sleeve 11a extending coaxially through the turret 2 and the drum 6 is driven from the sleeve 11a through a unidirectional sprag clutch 20, a further unidirectional sprag clutch 10 being provided between the drum 6 and the turret 2 and operable in the direction opposite to that of the clutch 20. The interior of the winch is formed as a sealed chamber for retaining a lubricant therein.
Patent GB-1294948-A (GB)
IPC: G03C1/765
Filed: 1970-10-16
Abstract: 1294948 Recording and playback EASTMAN KODAK CO 16 Oct 1970 [16 Oct 1969] 49216/70 Heading G5R Information signals, e.g. sound from a loudspeaker 23 or occasional control signals, are recorded by applying a uniform layer of a coating composition, e.g. photographic emulsion, to a transparent web 10 from a coating hopper 14 and relatively moving the web 10 and the coating bead 20 from the hopper 14 in accordance with the amplitude of the signals, whereby corresponding variations of thickness 26 are produced in the coated layer 28. The recording is played back optically and may provide a sound track or control signals on a cine film (Fig. 2, not shown).
Patent GB-1296832-A (GB)
IPC: B62D5/093
Filed: 1969-03-08
Abstract: 1296832 Articulated vehicle anti jackknifing arrangements F R L LAWRENCEBROWN 8 June 1970 [8 March 1969] 12333/69 Headings B7H and B7T An anti jack-knifing arrangement for an articulated vehicle comprises a pair of hydraulic rams 13, 14 connected between the tractor 10 and trailer 12, fluid being pumped between the rams by a pump 27 actuated by a control 28 from the steering column 29 of the conventional steering means whereby during a normal steering movement e.g. to the right, fluid will be pumped from ram 14 to ram 13 thereby aiding the steering, but should a jackknifing condition be sensed in which the trailer is pivoting to the right the steering is turned to the left to pump fluid from ram 13 to ram 14 thereby tending to force the trailer back into an in-line position relative to the tractor. If the vehicle has electromagnetically operated brakes a switch may be provided to allow the trailer brakes to operate only on the side of the trailer corresponding to a steering movement. The pump may be driven from the vehicle gear-box. Pivots 17, 18, 21 and 22 are of the pin and bracket type, but alternatively pivots 21, 22 may be of the ball- and-socket type. More than one pair of rams may be provided.
Patent GB-1317034-A (GB)
Title: 1-2-hydroxy-3-phenoxy- or -phenylthiopropyl-piperazine derivatives
IPC: C07D295/092
Filed: 1970-11-06
Abstract: 1317034 Substituted 1-phenyl ethers of 3-[(4- phenyl alkyl) piperazin-1-yl] propan - 2 - ol and derivatives thereof PFIZER Ltd 5 Nov 1971 [6 Nov 1970] 52855/70 Heading C2C Novel compounds of the Formula I wherein R is acylamino, R<SP>1</SP> is H, halogen or C 1-6  alkyl, R<SP>2</SP> is H or C 1-6  alkyl; R<SP>3</SP> is H, halogen, C 1-6  alkyl or alkoxy; Alk is C 2-4  saturated aliphatic hydrocarbon radical, the two free valencies being separated by a chain of at least 2 carbon atoms; and X is oxygen or sulphur, the esters of compounds in which R<SP>2</SP> is hydrogen, and N-oxides and pharmaceutically acceptable salts thereof may be prepared (a) where R<SP>2</SP> is H, by reacting an epoxide with an N-substituted piperazine III (b) reacting a chlorohydrin or ether thereof IV with a compound III, (c) reacting a compound II or IV with piperazine to yield V and reacting the product with an appropriately substituted phenyl alkyl halide (or compounds wherein halide is replaced by a suitable leaving group, (d) acylation of compounds I in which R is amino, (e) alkylation or esterification of compounds I in which R<SP>2</SP> is hydrogen, (f) N- oxide formation. Pharmaceutical compositions of the compounds I show antihypertensive activity when administered orally or parenterally with the usual excipients.
Patent GB-1327029-A (GB)
Title: Flat bed knitting machines
IPC: D04B7/26
Filed: 1969-12-23
Abstract: 1327029 Knitting-machines COURTAULDS Ltd 22 Dec 1970 [23 Dec 1969] 62518/69 Heading D1C In a flat-bed machine a movable stop block 17 defining one end limit of the traverse of a yarn carrier 8 movable on a rail 6 is attached to a slide 14 movable by the cam box along a second rail 7. When the stop block 17 is in the position shown, the carrier moves on a short traverse between stops 12 and 17, -see Figs. 3C, 3D-so that a narrow fabric is knitted. A second narrow fabric is knit with a carrier 34 traversing between slide 14 and stop block 18. When a full width section is knit, the slide 14 is moved adjacent stop 18 so that the traverse of carrier 8 is lengthenedsee Figs. 3A, 3B. The outer carrier is out of action between slide 14 and stop 18. The slide, which is a carrier without a guide eye, is either releasably clamped to the rail 7 or has a high frictional resistance relative to it.
Patent GB-1330199-A (GB)
Title: Stick inserter
IPC: A23G7/00
Filed: 1971-11-24
Abstract: 1330199 Stick inserter T TREMBLAY 24 Nov 1971 54591/71 Heading A2B A method and apparatus for inserting sticks into confection moulds comprises the steps of intermittently transporting sticks, preferably in a substantially horizontal plane, to a series of stations, gripping a series of sticks at the stations, and moving the gripped sticks so that each enters a confection mould. Preferably in the above final step the sticks are simultaneously trained and moved downwards, the angle of the sticks relative to one another being preferably altered simultaneously with the turning thereof.
Patent GB-1337840-A (GB)
Title: Production of lower carboxylic acids
IPC: C07C51/215
Filed: 1971-05-11
Abstract: 1337840 Aliphatic monocarboxylic acids BP CHEMICALS INTERNATIONAL Ltd 11 May 1972 [11 May 1971] 14164/71 Heading C2C In the preparation of aliphatic mono-carboxylic acids (1-4 C) by oxidation of paraffins in the liquid phase with molecular oxygen at elevated temperatures, the light ends, water and aliphatic acids are removed from the reaction products and the residue is flash distilled and the distillate is recycled to the oxidation stage. The flash distillation is under conditions so that no succinic acid is present in the distillate for example with a still base temperature of 200‹ to 240‹ C. at atmospheric pressure.
Patent GB-1338576-A (GB)
Title: Heterocyclic amines and amides and composition containing them
IPC: C07D401/12
Filed: 1970-08-06
Abstract: 1338576 Pyrimidino-pyridino-amines and -amides IMPERIAL CHEMICAL INDUSTRIES Ltd 6 Aug 1971 [3 Sept 1970] 42222/70 Heading C2C Novel compounds of the general formula wherein R is -H, an optionally substituted hydrocarbon group or an acyl group; and W, X, X<SP>1</SP>, Y, Y<SP>1</SP>, Z and Z<SP>1</SP> are -H or halogen, provided that at least four are halogen, are prepared by reacting a compound of general formula with a base (e.g. NaH) and then reacting the intermediate with a compound of formula wherein "Hal" represents an atom of halogen. The preparation may be carried out in a diluent or solvent (e.g. DMF or THF). Table I lists specific examples of the novel amines and amides which possess general pesticidal properties.
Patent GB-1343013-A (GB)
Title: Wear-resistant cast iron
IPC: C22C37/06
Filed: 1972-01-18
Abstract: 1343013 Cast-iron; heat-treatment VSESOJUZNY NAUCHNO-ISSLEDOVATELSKY I PROEKTNO-TEKHNOLOGICHESKY INSTITUT UGOLNOGO MASHINOSTROENIA 18 Jan 1972 2430/72 Heading C7A A wear-resistant cast iron comprises, in weight per cent:- the balance being iron, and incidental impurities, e.g. up to 0À08% sulphur, and up to 0À1% phosphorus. After pouring molten iron of the above composition into moulds, the iron is cooled down to 1150-1200‹C. at a rate of at least 3 degrees/ minute, and the castings are then heat-treated at 820-1100‹C., and after maintaining this temperature for a period, the castings are cooled to 650-780‹C., maintained at this temperature for 2 hours or more, and cooled again to 400- 450‹C. at a rate of not less than 0À666 degrees/ minute.
Patent GB-1344472-A (GB)
Title: Process for reducing sulphur content of effluent gas streams
IPC: C01B17/16
Filed: 1971-01-12
Abstract: 1344472 Reducing the sulphur content of effluent gases RALPH M PARSONS CO 12 Jan 1971 39957/73 Divided out of 1344471 Addition to 1344471 Heading C1A A continuous process for reducing the sulphur content of an effluent gas stream comprises (a) enriching the effluent gas stream with a source of hydrogen to a level at least equal to the stoichiometric amount of hydrogen required to convert SO 2  and free sulphur contained in the gas stream to H 2 S, (b) catalytically hydrogenating the enriched gas stream to H 2 S at 300 to 1200‹ F. to convert substantially all the SO 2  and free S to H 2 S and (c) removing the H 2 S by contacting the hydrogenated gas stream with a liquid absorbent for H 2 S. If the gas stream contains COS or CS 2  these are hydrolysed to H 2 S with water in the gas stream during step (b). The hydrogenation may be effected using a supported or unsupported rare earth metal or a metal of Groups Va, VIa or VIII of the Periodic Table. The gas stream may be enriched with molecular hydrogen or with a donor material, e.g. CO which reacts with water to yield hydrogen. Water may be removed from the hydrogenated gas stream prior to step (c) e.g. by condensation. The H 2 S removed in step (c) may be converted to free sulphur, e.g. by catalytic oxidation in the liquid absorbent using as catalyst sodium vanadate, anthraquinone disulphonate, arsenate or ferrocyanide or iron oxide or iodine. The liquid absorbent may be an aqueous alkaline salt solution.
Patent GB-1350118-A (GB)
Title: Electric switches
IPC: H01H21/22
Filed: 1971-10-25
Abstract: 1350118 Retractive switches; switch casings AMP Inc 19 Sept 1972 [25 Oct 1971] 49563/71 Heading H1N A retractive switch has a unitary moulded plastics housing in the form of a box with integrally hinged lid. Resiliency of the casing parts enables a latch 24 in the lid (Fig. 1) to enter a slot 19 in the wall of the box to hold the lid in a closed condition but capable of further movement against the resiliency of hinge 13. The switch comprises two contacts 20 and 21 which are staked through the floor of the box on to a printed circuit board 22, for mounting purposes, and which also act as terminal connections. The movable contact 21 is a resilient strip bent over to be in engagement with a rib 25 in the lid and arranged to make contact with the fixed pintype contact 20 when the lid is depressed. In a modification a lid-mounted bridging contact engages two floor-mounted fixed contacts.
Patent GB-1352505-A (GB)
Title: Moulding of plastics articles
IPC: B29C70/34
Filed: 1970-07-10
Abstract: 1352505 Moulding fibre reinforced polyimide articles BRITISH AIRCRAFT CORP Ltd 9 July 1971 [10 July 1970] 33661/70 Heading B5A In a method of making a carbon fibre reinforced polyimide tray, layers 10A, 10B, 10C, (Fig. 1) of carbon fibre fabric, sprinkled with polyimide resin powder 13, are placed in the female half 11 of a compression mould 12, heated to 230-250‹ C. for 2-35 minutes to melt the resin powder, and thereafter compressed, whilst being heated to 300‹ C., to harden the resin. After removal from the mould, the tray is heated to 400‹ C. to complete hardening. In another embodiment, Fig. 5, a trough having reinforcements 20 is injection moulded, the polyimide resin being melted and placed in a container 26 from which it is drawn by vacuum into the mould to impregnate glass fibre reinforcements 20. The mould is heated, as above, to 300‹ C. to harden the resin, and the moulding further heated to 400‹ C. after removal from the mould.
Patent GB-1352804-A (GB)
Title: Electrophotographic process employing a toner composition
IPC: G03G9/087
Filed: 1972-05-30
Abstract: 1352804 Tertiary aminoethyl methacrylates KONISHIROKU PHOTO INDUSTRY CO Ltd 30 May 1972 25346/72 Heading C2C [Also in Division C3] N-phenyl-N-ethylaminoethyl methacrylate is prepared by reacting N-phenyl-N-ethylaminoethanol with methacrylic acid chloride in the presence of pyridine, and N,N-diethylaminoethyl methacrylate by ester interchange between N,N-diethylaminoethanol and methyl methacrylate in the presence of t-butyl catechol.
Patent GB-1354696-A (GB)
Title: Dyeing
IPC: C09B67/46
Filed: 1970-04-17
Abstract: 1354696 Dye dispersions YORKSHIRE CHEMICALS Ltd 11 June 1971 [17 April 1970] 18350/70 Heading D1B A dye concentrate comprises a uniform or substantially uniform dispersion of an anionic, non-ionic or cationic dyestuff in a suitable liquid (as defined), the concentrate including a dispersing agent amphiphatic to the suitable liquid, the dyestuff and suitable liquid being in a weight ratio of at least 1:10. Liquids employed include tri- and tetra-chloroethylene, toluene, xylene and high boiling point paraffins, the dispersing agent preferably being a long chain (C 8-22 ) carboxylic ester of a long chain aliphatic amine or diamine. Preferably the particle size of the dyestuff is no greater than 20Á. The dye concentrates may be diluted with suitable liquids (as above) to form dyebaths used for dyeing e.g. polyamide, wool, polyester, cellulose di- and tri-acetates and acrylic fibres at 0 to 150‹C.
Patent ID-27238-A (ID)
Inventor: DUNICAN L K
IPC: C12N15/61
Filed: 2000-09-12
Abstract: Isolated polynucleotide containing a polynucleotide sequence selected from the group   a) polynucleotide which is at least 70% identical to a polynucleotide which codes for a polypeptide containing the amino acid sequence of SEQ ID no. 2, b) polynucleotide which codes for a polypeptide which contains an amino acid sequence which is at least 70% identical to the amino acid sequence of SEQ ID no. 2, c) polynucleotide which is complementary to the polynucleotides of a) or b), and d) polynucleotide containing at least 15 successive bases of the polynucleotide sequence of a), b) or c), and process for increasing metabolic flux through the pentose phosphate cycle by attenuating the pgi gene. <IMAGE>
Patent IL-104478-A (IL)
Title: N-5-protected 2,5-diamino-4, 6-dichloropyrimidines and processes for their preparation
IPC: C07D239/48
Filed: 1993-01-21
Abstract: An N-5-protected 2, 5-diamino-4, 6-dichloropyrimidine of the formula OHNR ClCl NN NH2 wherein R denotes an alkoxy group or a trifluoromethyl group for use as intermediates for the preparation of anti- viral nucleotides.