baber/WOPTO huggingface dataset:
Patent GB-1015043-A (GB)
Title: Improvements in steel alloys
IPC: C22C38/00
Filed: 1963-05-09
Abstract: A steel alloy for a turbine rotor consists of by weight: .C.0.1 - 0.3%, .Mn.0.4 - 1.2%, .Si.trace - 0.6%, .Ni.trace - 1.2%, .Cr.8.0 - 13.0%, .Mo.0.5 - 1.5%, .V.0.15 - 0.3%, .Nb.0.03 - 0.12%, .N.0.04 - 0.1%, and as maximum residuals: 0.025% P, 0.025% S, 0.25% Co, 0.05% Al, 0.05% Ti, 0.04% Sn, 0.25% W, with the remainder Fe, the chromium equivalent (algebraic sum of the equivalents of the austenite and ferrite promoters) being less than 10.  A forging of the alloy may be austenitized by heating it uniformly from 1038  DEG C. to 1094  DEG C., then quenched e.g. in oil or water to 93 - 260  DEG C. to transform to martensite, reheated to the former range for equalizing, then tempered e.g. at 538-600  DEG C. for 12 - 48 hours, cooled below 93  DEG C. for at least 12 hours and further tempered at at least 593 DEG C. for at least 12 hours.  Similar alloys are disclosed for comparison but containing 0.32% and 0.57% Nb.
Patent GB-317582-A (GB)
Title: Improvements in or relating to gas, vaporised oil or coal dust burners for furnaces
IPC: F23D14/60
Filed: 1928-06-25
Abstract: 317,582. Lilge, F. June 25, 1928. Atmospheric gas and vapour burners; pulverulent-fuel burners.-In a burner for furnaces, air is supplied through a casing 6 and tangential apertures 2, and fuel through a piston 10, to a mixing chamber 3, the piston 10 being adapted to control the apertures 2 and being provided with one or more independently adjustable outlet apertures. In one form the piston 10, Fig. 1, is provided with outlet slots 14 controlled by a similarly slotted slidable and rotatable regulator 15. Secondary air may be supplied through tangential apertures 4 controlled by a slidable ring 19. In a second form, the piston 10 is formed with a flat inner end having a ring of outlet apertures controlled by a hit-and-miss valve carrying a hollow core-piece extending into the mixing-chamber. The piston 10 may be employed to close the outlet of a radially-arranged fuel supply pipe. In a third form, the piston 10, Fig. 5, held against rotation as by means of a pin 33 engaging a groove 32, is connected by collars 30 with an operating spindle 27 threaded at 28 in the wall 29. The regulator 15, held against rotation by means of a guide 38, is connected to a rod 89 the outer end of which is screwed into a collar 42, Fig. 6, fitted loosely in the end of the spindle and adapted to be connected thereto by a pin 44, the collar being held against longitudinal movement in the spindle by a screw 43 engaging an annular groove in the collar. The ring 19 is connected by rods 34 and a cross-piece 35 to a nut 36 engaging a screwthread 37. When the spindle 27 is operated by means of a crank 45, the parts 10, 15, 19 are adjusted simultaneously. The parts 15, 19 may be disengaged from the spindle by withdrawing the pin 44 and by disconnecting the cross-piece 35 from the nut 36 respectively. The operating threads are of different pitch. Interconnected valves may be provided in the fuel and air supply pipes and may be connected by links with the spindle 27 so as to open further as the fuel and air apertures are reduced in area. In modifications, the piston 10 is formed with a flat end having a number of apertures controlled by conical pegs carried by a plate on the rod 39 or the flat end is formed with spaced transverse bars of rhombic cross-section co-operating with a disc of similar construction carried by the rod 39. In a further modification, the piston 10 is provided with a valve 63, Fig. 12, connected to the rod 39, the apertures 4 being dispensed, with. Radial ribs 64 are provided on the valve seat 62, or on the valve, to divide the annular stream of fuel into small flat jets. The valve 63 comprises a hollow extension 65 which may be provided with lateral .apertures controlled by a regulator connected with the rod 39 in the same manner as the latter is connected with the spindle 27
Patent GB-1103996-A (GB)
Title: Improvements in or relating to liquid flow control valves
IPC: F16K11/078
Filed: 1966-04-27
Abstract: 1,103,996. Valves. SPEAKMAN CO. 27 April, 1966 [5 Nov., 1965], No. 18519/66. Heading F2V. A mixing valve cartridge, insertable into a valve housing, comprises a sleeve carried by a spindle which is pushed or pulled to control the volume of liquid passing to an outlet and rotated to control the degree of opening of the two inlets as described in Specification 1,053,506 in which a valve closure 172 is slidable on the spindle and seats on a port leading to the outlet under the action of the pressure in the sleeve. When the spindle is pulled, an 0-ring 175 first opens a bleed passage 173 between the closure 172 and the spindle so that the closure may be easily raised by a projection 179 on the spindle.
Patent GB-1123666-A (GB)
Title: Process for the production of 2,3-pyridinediol
IPC: C07D213/76
Filed: 1966-04-28
Abstract: Preparation of 2,3-pyridinediol by reacting furfural in an aqueous medium, in any order desired including simultaneously, with 1 to 1.5 times the molar amount of chlorine or an equivalent amount of a substance giving off chlorine under the reaction conditions and with at least the equimolar amount of ammonia or of an ammonium salt.  The process may be performed either by reacting chlorine and furfural at a pH below 6 or the product of this reaction with ammonia at a pH above 3, or by reacting ammonia and furfural at a pH above 3 or the product of this reaction with chlorine at a pH below 6.  The substance which gives off chlorine under the conditions of the reaction, preferably sodium hypochlorite, may be used in the presence of a catalyst such as an inorganic bromide or iodide or molybdenum compounds, e.g. ammonium molybdate.  The ammonia may be used in the liquid or gaseous state or as ammonium hydroxide and suitable ammonium salts include the chloride, sulphate, carbonate or acetate. The process may be carried out, optionally in the presence of water-miscible solvents which include methanol, acetic acid, dimethyl formamide, ter.-butanol or dioxan at temperatures in the range - 80 DEG  to 100 DEG  C. and the pH at any stage may be adjusted by adding specified compounds having acid or basic reactions.
Patent GB-763290-A (GB)
Title: De-magnetising apparatus
IPC: H01F13/00
Filed: 1954-06-24
Abstract: 763,290. De-magnetizing apparatus. MINCHOM, R. I. June 8, 1955 [June 24, 1954], No. 18576/54. Class 35. De-magnetizing apparatus comprises a permanent magnet rotated between two polepieces from which extend two separate arms on which the article to be de-magnetized can be placed. As shown, the arins 18, 19 are on rods 20, 21, each of which extends through a polepiece 12, 13 between which the magnet 10 is rotated by a motor 24 coupled thereto directly or by a coupling which enables the magnet to continue to rotate due to its own inertia after the motor has been de-energized. An adjustable shunt may be provided and the magnet could alternatively be driven by clockwork.
Patent GB-1537186-A (GB)
Title: Building wall structures
IPC: E04C2/36
Filed: 1977-05-04
Abstract: 1537186 Building blocks J D KIRK 4 May 1977 18588/77 Heading E1B [Also in Division B5] A building block or full sized wall slab comprises a plurality of paperboard honeycomb layers adhered together, each honeycomb layer comprising a core of vertically oriented honeycomb cells and top and bottom closure sheets. Alternate layers are preferably offset to define interengaging formations. The exposed surfaces can be used for directly keying cement or plaster or can receive pre-formed cladding.
Patent GB-499728-A (GB)
Title: Improvements in or relating to cinematograph apparatus
IPC: G03B19/18
Filed: 1938-06-23
Abstract: 499,728. Kinematograph apparatus. BOSCH GES., R. June 23, 1938, No. 18623. Convention date, June 23, 1937. [Class 97 (i)] In apparatus comprising a single release member movable in different directions to free the mechanism for a single exposure or for continuous running, the two directions meet substantially at right-angles in a common inoperative position; the movements may be rectilinear in one direction and rotational in the other, and locking means preventing movement in each of the directions may be provided. Figs. 1 and 2 show a release member 4 rotatably mounted on a spindle 3 longitudinally movable against the action of a spring 6, and co-operating with a projection 13 on a disc 14 secured to the shaft 16 of the camera shutter 15. The member 4 has a neck 7 extending through an angular slot 8, 21, Fig. 4, in the camera casing 1, and carrying a head having a cylindrical surface 9 and a bevelled surface 22, respectively ribbed and serrated to facilitate finger operation. The mechanism is held stationary by the engagement of a stop 11 on the member 4 and the projection 13 ; rotation of the member 4 permits rotation of the shaft 16 until the projection encounters a second stop 12 moved into its path, and effects a single exposure; longitudinal movement of the member 4 frees both stops for continuous running. A modification is described wherein the operating head and the stops are relatively displaced longitudinally on the spindle, thus permitting the head to be assembled with other controls &c. on a control board. Fig. 8 shows locking means for the release comprising a plate 42 guided by the engagement of a slot 43 therein with pins 44, and slidable by a knob 46. Branches from the slot 43 may coincide, as shown, with the angular slot through which the neck projects, and permit operation of the release ; when the plate 42 is moved to its lowermost position, the neck assumes the position relative to the slot 43 previously occupied by the upper pin 44, and its movement is completely prevented.
Patent GB-401619-A (GB)
Title: An improved process for the flotation of ores
IPC: B03D1/014
Filed: 1933-06-30
Abstract: Phosphatide made from soya beans or the mud or slime arising as a bye-product in the manufacture of soya oil is added to ore pulp in froth flotation concentration as a "froth accumulator." Other "froth accumulators" referred to are toluidine, xylidine, a -naphthylamine, and dicresyldithio-phosphoric acid.
Patent GB-594540-A (GB)
Title: Improvements in or relating to apparatus for winding threads, wire and the like
IPC: B65H54/74
Filed: 1944-09-29
Abstract: 594,540. Winding webs. UNITED WIRE WORKS, Ltd., and GREEN, W. D. T. Sept. 29, 1944, No. 18676. [Class 100 (i)] [Also in Groups VIII, IX and XXXV] In winding apparatus for thread, wire, ribbon &c., the winding spindle 10 is driven by means of a permanent magnet clutch or coupling comprising one or more rotatable permanent magnets 7, means for rotating the same, and a disc 12 of conducting metal arranged to drive the winding spindle and mounted with its face in close proximity to the active pole faces of the magnets. The rotor spindle 1 is driven by a belt 30 from a prime mover and, through a belt 29, drives a pulley 27 to feed the thread &c. 24 at uniform speed. The bobbin 20 gripped between a washer 21, bearing against a ball race for the winding spindle, ,and a nut 22 screwed on to the spindle, is rotated by the disc 12, the wire being traversed by a guide 23. A flange 25 on a screwed sleeve 14 may be rotated to cause the spindle 10 and-hence the disc 12 to move nearer to or further from the magnet rotor to vary the torque to suit the thread &c. being wound. A pointer and scale may be provided on the flanges 25, 16. Specification 562,622, [Group XXXV], is referred to.
Patent GB-787413-A (GB)
Title: Improved leg for attachment to an article
IPC: A01K39/014
Filed: 1955-07-28
Abstract: 787,413. Animal feeding appliances. ELT, Ltd., G. H., ELT, L. G., and ELT, J. H. May 10, 1956 [July 28, 1955], No. 18694/55. Class 5(2). A trough 1 is adjustably supported by legs each comprising a channel member 4 supported in an erect position by a triangular frame, the channel member 4 engaging a similarly shaped member 2 fixed to the end of the trough. Each channel member 4 is provided with a slot 8 and a series of pockets 9, the pockets being selectively engaged by a locating member on the channel member 2. The trough is locked at any one height on the leg by means of a wing nut engaging a screw-threaded member 11 carried by the locating member and extending through the slot 8.
Patent GB-421557-A (GB)
Title: Improvements in and relating to periodically operating absorption refrigeration machines
IPC: F25B17/08
Filed: 1934-06-25
Abstract: 421,557. Refrigerating. SIEMENSSCHUCKERTWERKE AKT.-GES., Siemensstadt, Berlin. June 25, 1934, No. 18726. Convention date, June 24, 1933. [Class 29] Absorption machines and systems. - The air-cooled condenser of a reversing machine, particularly for a domestic refrigerator, consists of main and auxiliary parts 3, 6 connected by a sealing pipe 5 of small diameter. Condensate from the part 3 collects in the pipe 5 and is forced into the part 6, and thence to the reservoir 9 whenever the pressure in the part 6 falls below that in the part 3. The part 6 may be arranged flat against the side of the refrigerator or placed with the generator-absorber 1 beneath the refrigerator.
Patent GB-634162-A (GB)
Title: Improvements in or relating to air or gas valves
IPC: F01B17/00
Filed: 1946-06-21
Abstract: 634,162. Rotary disc valves. STANDARD TELEPHONES & CABLES, Ltd., and BAKER, J. June 21, 1946, No. 18740. [Class 135] A manually or mechanically-operated rotary disc valve having ports controlling the supply and discharge of air or gas to and from a doubleacting motor, and provided with a further port or ports connected on rotation of the valvemember with the air or gas supply to operate an additional appliance or appliances, comprises a casing 10, Fig. 2, housing ported rotary discs 11, 21 separated by a spring 25 and secured to an operating shaft 6, and a stationary, ported disc 29 adjustable to any desired position by an adjusting plug 32 having a pin 33 which engages a hole 34 in the disc 29. The casing has a supply port 5, a discharge port 8, motor ports 17, 18, connected to the opposite ends of a doubleacting motor, operating, e.g. a press-tool, and a further outlet port 9, the air from which may be used to eject a workpiece from the press. In one complete cycle of operations, the shaft 6 rotates once to alternately connect the two ends of the motor cylinder through the ports 17, 18 with the supply and discharge ports 5, 8, and the supply port 5 with the outlet port 9. The number of supply, discharge, motor and outlet ports may be increased for operating further motors and appliances.
Patent GB-841016-A (GB)
Title: Ethylene polymerization process
IPC: C08F2/00
Filed: 1958-06-12
Abstract: A continuous process for the preparation of polyethylene having a density above 0.93 comprises polymerizing ethylene in an initial zone at a pressure of at least 10,000 p.s.i. in the presence of a chain transfer agent and a free radical polymerization catalyst effective below 150 DEG  C. to produce in this initial polymerization zone a solid-gas phase comprising unreacted ethylene and solid polyethylene of density above 0.93, passing the gas-solid phase from the initial zone and additional ethylene into a second polymerization zone maintained under agitation, polymerizing ethylene in the second zone at a pressure of at least 10,000 p.s.i. and a temperature higher than in the initial zone in the presence of a chain transfer agent and a free radical polymerization catalyst to produce in the second zone a homogeneous fluid phase comprising unreacted ethylene and polyethylene having a lower density than the polyethylene produced in the initial zone, and controlling the density and amount of polyethylene formed in the second zone to provide a homogenous fluid phase in which the solid polyethylene from the initial zone dissolves and to provide as product a homogeneous fluid phase comprising unreacted ethylene and polyethylene having a density of above 0.93. The process may be carried out in a single vertically elongated high-pressure reaction zone the ethylene catalyst and chain transfer agent travelling from the top, lower temperature half to the bottom higher temperature half.  The effluent may be readily separated into solid polymer and unreacted ethylene, the latter being recycled to the polymerization.  The free radical polymerization catalysts may be peroxydicarbonate esters, pivalyl, di-t-butyl, lauroyl, benzoyl or diisobutyryl peroxides or bis-tri-chloracetyl or bis-a -methoxy isobutyryl peroxides or methyl, ethyl, isobutyryl or benzyl hyponitrites.  The chain transfer agent may be hydrogen, propane, cyclohexane, iso-butane, carbon tetrachloride, chloroform, hexachlorethane, saturated halogenated carboxylic acids and their esters, aldehydes, alkyl esters of inorganic oxyacids of sulphur, phosphorus or silicon or mercaptans.ALSO:<PICT:0841016/III/1> An apparatus comprises a high-pressure reactor vessel 1 in which there is suitable agitating means such as stirrer 2 driven by motor 3 with means such as impellers 4 for effective stirring of the vessel contents in the bottom portion of reactor 1.  The vessel is provided with inlets for reactants at 5, 6, 7 and 8 and an outlet 9 for withdrawing product from the bottom of the vessel. In the polymerization of ethylene the stirrer may be such as to only mix effectively the contents in the bottom portion of the vessel so that with a sufficiently high temperature in the lower part of the vessel the solid polymer produced in the upper portion dissolves in unreacted ethylene in the bottom portion to form a single fluid phase.
Patent GB-434988-A (GB)
Title: Improvements relating to hose pipes
IPC: H05F3/02
Filed: 1934-06-26
Abstract: 434,988. Hose pipes. TILGHMAN'S PATENT SAND BLAST CO., Ltd., Atlantic Street, Broadheath, and ANKERS, R. T., Gresford, Barrington Road, Altrincham, both in Cheshire. June 26, 1934, No. 18816. [Class 99 (ii)] An accumulation of static electricity in a hose pipe between an earthed sand-blast machine d and a projecting nozzle c therefor is prevented by providing the hose with a wire spiral a and also a wire or metal strip b extending longitudinally of the hose, the wire b making contact with each convolution of the spiral a and being connected at its ends to the said machine and nozzle. The two wires a, b are located within the wall of the hose.
Patent GB-1421691-A (GB)
Title: 4,5-bis-trifluoromethylimino derivatives of imidazole and a process for their preparation
Inventor: SCHOLL HANS-JOACHIM
IPC: A01N43/50
Filed: 1974-04-30
Abstract: 1421691 4,5-Bis-trifluoromethylimino-imidazole derivatives BAYER AG 30 April 1974 18881/74 Addition to 1355548 Heading C2C Novel 4,5-bis-trifluoromethylimino derivatives of imidazole of the general formula in which: when X is oxygen and R 1  is phenyl, R 2  may be ethyl, n-propyl, i-propyl, n-butyl, ibutyl, t-butyl, prop- 1-enyl, cyclohexyl, methoxyethyl, nitrilo-n-pentyl or phenylethyl; when X is oxygen and R 1  is methyl, R 2  may be a phenyl group having 2-chloro-, 3-chloro-, 3,5-dichloro- 2-methyl-, 3-methyl-, 4-methyl-, 4-ethyl-, 3- ethoxy-, 4-ethoxy-, 3,4-dimethyl-, 2,4-dichloro-, 2,6-dimethyl-, 2,6-diethyl-, 2-methoxy-, 2,3-dimethyl-, 2-i-propyl-, 2,4,5-trimethyl-, 3- methoxy-, or 2-methyl-4-chlorosubstituents or may be a phenyl-ethyl group; when X is oxygen and R 1  is 3,4-dichlorophenyl, R 2  may be ethyl, n-propyl, i-propyl, n-butyl, cyclohexyl, benzyl or methoxyethyl; when X is oxygen and R<SP>1</SP> is methoxyethyl, R 2  may be a phenyl group having 2,4-dichloro-, 2-methyl-, 4-ethoxy-, 4- methyl-, 3-methyl-, 4-chloro-, penta-chloro-, 2-i-propyl-, 2,4-dimethyl-, 2,3-dimethyl-, 2- ethyl-, 3-chloro-4-methyl-, 2,6-diethyl-3,4,5- trichloro-, 2-methoxy-4-chloro-5-methyl-, 2- methoxy-, 3-methoxy-, 3-methoxy-4-methyl-, 3-cyano-, or 3-nitro substituents; when X is N-CO-OCH 3  and R 1  is methoxycarbonyl, R 2  may be phenyl, benzyl, 4-methoxyphenyl, or 3,4-dichlorophenyl; and when X is N-phenyl, R 1  is methyl and R 2  is phenyl, are prepared by reacting a compound of general formula with perfluoro-2,5-diazahexa-2,4-diene, (CF 3 N = CF-)- 2 , in the presence of a HF acceptor at -50‹ to + 120‹ C. Amongst numerous examples the compounds 1-phenyl-3-ethyl-4,5-bistrifluoromethylimino-imidazole-2-one and 1- phenyl - 2 - phenylimino - 3 - methyl - 4,5 - bistrifluoromethylimino-imidazole are prepared. Fungicidal, insecticidal or acaricidal compositions contain a compound of Formula I as active ingredient in admixture with a solid or liquefied gaseous diluent or carrier or in admixture with a liquid diluent or carrier containing a surface-active agent.
Patent GB-904348-A (GB)
Title: Ammunition fuze
IPC: F42C15/32
Filed: 1960-05-30
Abstract: 904,348. Ammunition; pyrotechnic devices and compositions therefor. BUCK, H. May 30, 1960 [May 29, 1959], No. 19080/60. Classes 9 (1) and 9 (2). An air-tight, shatterable container houses a priming composition containing red phosphorus, an explosive charge and an igniter, the igniter on being activated producing sufficient heat to temporarily change part at least of the red phosphorus to white phosphorus, so that if the container is shattered within a given time, the priming fires the charge. A metal powder such as magnesium or aluminium and/or smoke generating agents may be added to the priming composition. Fig. 1 shows a hand grenade having a body 1 of moulded synthetic plastic or cast metal on to which is screwed a cap 3 carrying a fuze tube 4 sealed by a foil 9 of tin or celluloid. Within the tube 4 is a delay-action fuze 5 attached to fuze cord 6 and connected to a delay 8. A demolition charge within the body 1 contains red phosphorus. The delay-action fuze generates sufficient heat to destroy the foil 9 and convert the red phosphorus into white phosphorus without affecting the explosive unless air is admitted to the charge within a given time. Magnesium or aluminium powder or shot may be added to the charge. In a second embodiment the phosphorus-containing priming composition is used to ignite an incendiary mixture. Fog-generating agents may be incorporated. The priming composition may be used in a land mine or with flares.
Patent GB-1516295-A (GB)
Title: Reagent for determining the ethyl alcohol content of a ga
IPC: G01N33/98
Filed: 1977-05-06
Abstract: 1516295 Determination of ethyl alcohol MULTI MARKETING SERVICES AG L ETZLINGER C W KOELKER and C H GROSSMAN 6 May 1977 [6 May 1976] 19144/77 Heading G1B Ethyl alcohol on or other reducing compounds in a gas for example breath is determined using a colour-forming reagent comprising an intimate mixture of iodine pentoxide, a colourless metal nitrate or concentrated nitric acid and 75 to 98 wt per cent sulphuric acid, optionally absorbed on a solid porous carrier such as silica gel, kieselguhr, fullers' earth, zeolites, aluminium oxide, or alternatively in solution in 10% to 50% sulphuric acid.