baber/WOPTO huggingface dataset:
Patent GB-1245507-A (GB)
Title: Process for the (co)polymerization of olefins
Inventor: STEVENS JACQUES
IPC: C08F10/00
Filed: 1969-11-13
Abstract: 1,245,507. Polymerizing olefins. SOLVAY & CIE. 13 Nov., 1969 [2 Dec., 1968; 6 Oct., 1969], No. 55626/69. Heading C3P. Olefins are (co)polymerized in the presence of a catalytic system comprising (a) a solid complex produced by reacting a halogenated derivative of a transition metal with a solid support, and (b) an organometallic activator comprising the reaction product of a diolefin and a compound of the formula AlR 3  wherein R is hydrogen or a monovalent hydrocarbon radical, the ratio, P, of the number of radicals derived from said diolefin to the number of radicals R in the said product being between 0À25 and 3. The catalytic systems are preferably used to polymerize at least two alphaolefins (e.g. ethylene with propylene and/or butene-1) optionally with a diolefin (e.g. a non-conjugated aliphatic diene, a non-conjugated monocyclic diene or an alicyclic diene having an endocyclic bridge) to produce a rubbery product. In the examples: (a) ethylene is polymerized in hexane in the presence of hydrogen utilizing reaction products of isoprene and triisobutyl aluminium (having various values of P) and the reaction product of TiCl 4  and a magnesium oxide support; (b) ethylene and butene are copolymerized in hexane in the presence of hydrogen utilizing the reaction product of isoprene and triisobutylaluminium (P= 2) and the reaction product of TiCl 4  and a magnesium carbonate support; (c) ethylene is polymerized in hexane in the presence of hydrogen and titanium tetraoctylate (to give a wide M.wt. range and a low density polymer) using the catalyst specified in (b) above; (d) ethylene is polymerized in hexane and in the presence of hydrogen utilizing a reaction product of triisobutyl aluminium and isoprene (P=2À3) and the reaction product of TiCl 4  and a magnesium hydroxychloride support; (e) ethylene and propylene are polymerized in hexane utilizing the reaction product of triisobutyl aluminium and isoprene (P=1À9) and the reaction product of TiCl 4  and vinyl alcohol/vinyl chloride/vinyl acetate copolymer support; and (f) ethylene and propylene are bulk polymerized utilizing the reaction product of triisobutyl aluminium and isoprene (P =1À9) and the reaction product of TiCl 4  and a magnesium oxide support.
Patent GB-1106719-A (GB)
Title: Anchor, especially for moorings and for fixed moorings with two anchors placed at an angle
Inventor: BORSONI SERGIO
IPC: B63B21/44
Filed: 1966-12-13
Abstract: 1,106,719. Anchors. COOPERATIVA METALLURGICA ING. G. TOMMASI. 13 Dec., 1966, No. 55697/66. Heading B7S. An anchor comprises a normally vertical plate 1 (or plate-like member hollow at 2) which carries a pair of flukes 6 (which may be hollow) inclined at 45 degrees, a pair of horizontal arms 7 (which may be hollow) extending from the plate 1 and converging to join at a predetermined distance from the plate to constitute the shank 8 (with attachment means 9, 10 for the chain), a pair of reinforcing and stabilizing plates 5 between the arms 7 and the plate 1, and an embedding plate 3 constituted by a projecting portion on the bottom of the plate 1. The various parts of the anchor may be of steel and assembled by welding. The hollow plate, flukes and arms of the shank may be filled with material to increase the weight of the anchor.
Patent GB-1374806-A (GB)
Title: Isothiuronium compounds and their use in photographic processes
IPC: G03C5/39
Filed: 1971-12-01
Abstract: 1374806 Isothiuronium in photographic materials and compositions EASTMAN KODAK Co 1 Dec 1971 [2 Dec 1970] 55788/71 Heading G2C [Also in Division C2]  Compounds of the formula:- in which R 1 , R 2  and R 3  are C 1-5  alkylene, Y is O, S or NHCONH, n is O or 1, X<SP>m</SP> is an anion and m is 1 or 2, or hydrates thereof (see Division C2) give on heating an alkaline substance and a photographic silver salt stabilizing agent, and are used in photography, viz: (1) in a supported layer containing a photographic silver salt (Ex. 15-22), or in a layer adjacent to such a layer; either of such layers may also contain a silver halide developing agent, and the silver salt-containing layer may be a layer of a photographic silver halide emulsion; if the photographic material contains a developing agent, it may be exposed and heated to develop and stabilize the image (Ex. 15-22); (2) in a supported layer containing a diazonium salt and a coupler (Ex. 24), or in a layer adjacent to such a layer; the material may be exposed and heated to form a dye image; and (3) in a photographic silver salt processing composition containing a silver halide developing agent. Heat-processable silver halide emulsions containing sucrose, mannitol or sorbitol are described in Examples 15 to 19 and 21.
Patent GB-1176486-A (GB)
Title: Improvements in or relating to Electrochemical Cells
IPC: H01M4/02
Filed: 1966-12-13
Abstract: 1,176,486. Metal-oxygen cells with envelope cathodes and replaceable anodes. LEESONA CORP. 13 Dec., 1966 [30 Dec., 1965], No. 55794/66. Heading H1B. A metal-air or metal-oxygen electrochemical cell contains an envelope cathode which comprises a hydrophobic polymer membrane having on its inner surface an electrically conductive catalytic coating and surrounding a replaceable metal anode, there being an electrolyte in the space separating the cathode from the anode, and means for retaining the cathode, the anode and the electrolyte in operable association. The anode may be a solid, or preferably porous, e.g. sintered, sheet of, e.g. Pb, Fe, Cd, Al, Mg or preferably Zn. The hydrophobic polymer may be, e.g. PTFE, PTFCE, PVF, polyvinylidenefluoride or copolymers of these with each other or with acrylonitrile, methacrylale or ethylene, supported on a screen, e.g. of Ni, Zr, Ti or N. The catalyst layer may comprise the metallic elements, alloys, oxides and mixtures of Groups I B , II B , IV, V, VII and VIII of the Periodic Table. Suitable electrolytes include NaOH, KOH, KOH/RbOH, H 2 SO 4 , H 3 P0 4  and HC1 solutions, which may be absorbed in a matrix, e.g. of a hydrophilic polymer or a ceramic material. Figs. 2 and 3 illustrate a cell of the invention, wherein 2.2 represents the bicathode frame, 2.3 the polymer membrane, 2.4 the metal support screen and 2.5 the catalyst layer (both inside 2.3), 1.4 the anode and 1.3 a separator of, e.g. glassine paper. The cathode is the subject of Specification 1,138,468, batteries of cells of the present invention are the subject of Specification 1,176,487, and a method of recharging the replaceable anode is the subject of Specification 1,176,485.
Patent GB-1068837-A (GB)
Title: Step by step automatic machines for producing an electrode assembly for a dischargelamp incorporating a u-shaped bimetallic starting elements
IPC: B23K11/20
Filed: 1963-10-22
Abstract: 1,068,837. Welding by pressure. EGYESULT ISSOLAMPA ES VILLAMOSSAGI RESZVENYTARSASAG. Oct. 22, 1963 [Oct. 27, 1962], No. 55841/66. Heading B3R. [Also in Division H1] In a turret machine for producing an electrode assembly for a discharge lamp incorporating a U-shaped bi-metallic starting element in which the starting element is spotwelded to an electrode, two welding electrodes 64, 73 are provided which automatically come together for the welding step and then separate to release the completed weld and for the insertion of a fresh starting element and electrodes. The lamp electrodes 74 are brought to welding position in a pair of grippers 40 and the starting element 76 is brought into position by a pair of grippers 75. Rotation of the shaft 21 turns a cam 60 operating on a lever 61 connected by a shaft 63 to a lever 65 carrying a wedge-shaped electrode 64, the end of which is thereby inserted between the lamp electrodes 74. A second cam 66 on the shaft 21 operates a lever 67 to swing a lever 70 carrying a welding electrode 73 so as to press the end of this against the starting element 76 and one lamp electrode 40. The grippers then open, the welded lamp electrode and starting element being released by the return of the electrodes 64. 73 to their original position.
Patent GB-1422126-A (GB)
Title: Determining the position of objects
IPC: B41J7/36
Filed: 1972-12-06
Abstract: 1422126 Electric selective signalling; control of printers INTERNATIONAL BUSINESS MACHINES CORP 6 Dec 1972 [21 Dec 1971] 56185/72 Heading G4H  Apparatus for determining the position of a selected one of a plurality of objects arranged sequentially in a closed loop comprises means for generating a unique address for each object, a first comparator for comparing the address of the selected object with the address of each of a first series of objects located in sequence from a datum object round the loop in one direction and a second comparator for comparing the address of the selected object with the address of each of a second series of objects located in sequence from the datum object round the loop in the other direction, and means for determining from the comparisons in which direction round the loop from the datum object the selected object is nearer. As described (Fig. 5, not shown) the invention is applied to a belt printer, although it could be applied to the positioning of machine tools, for example. A datum word (in a chain or cyclic code) corresponding to an initial character on the type belt is placed in a shift register (5) and fed to forward and backward registers (FIR, BIR) which co-operate with EXOR gates to generate the cyclic codes for each successive character in respective directions round the belt, which codes are compared in two comparators with the code representing a character to be printed. The first comparator to detect a match sets a corresponding forward or backward latch (LF, LB) to indicate the required direction; the number of comparisons required to achieve the match gives the number of increments of movement of the belt which are required.
Patent GB-1320300-A (GB)
Title: Gas discharge display device
IPC: H01J11/18
Filed: 1970-04-28
Abstract: 1320300 Re-drawing glass OWENS-ILLINOIS Inc 28 April 1970 [28 April 1969] 56744/72 Divided out of 1315862 Heading C1M [Also in Division H1] A gas discharge display device comprising two spaced glass sheets each carrying a conductor and at least one having grooves or channels therein (see Division H1) is produced by assembling the sheets and re-drawing in an apparatus such as that disclosed in U.K. Specification 1,315,862. The conductors are preferably of a material which is liquid at the glass drawing temperature.
Patent GB-1273607-A (GB)
Title: Relief valve
IPC: F16N23/00
Filed: 1969-11-20
Abstract: 1,273,607. Valves. SAMUEL MOORE & CO. 20 Nov., 1969 [6 Dec., 1968], No. 56808/69. Heading F2V. A valve for use in transferring lubricant from a reservoir connected at 16 by a pump 30 connected at 14 to a distribution system connected at 32 has a check valve disc 26 which allows flow from bore 18 into bore 20 around the periphery of the disc and through apertures (27) in a retaining ring 28 on the pump suction stroke but which seats on shoulder 22 on the pump pressure stroke to prevent return flow. The pump forces the lubricant in bore 20 through bore 34 past check valve 38 into the system. When the pump is passive excess system pressure may be relieved along passages 52, 54 and into bore 18 by moving the end 66 of piston 62 off its seat 68. During the time lubricant is forced by the pump into the system the end 66 is seated due to the pump pressure being communicated to piston chamber 40 via passages 48, 46. The piston may be replaced by a diaphragm. The pump may have its own source of fluid, e.g. a grease gun.
Patent GB-1455448-A (GB)
Title: Feed distributor for screening machine
IPC: B07B13/16
Filed: 1973-12-07
Abstract: 1455448 Screening machine; ORVILLE SIMPSON CO 7 Dec 1973 [8 Dec 1972] 56940/ 73 Headings B1D and B2P In a vibratory screening machine for sorting particle material e.g. wood chips, or for separating solid-liquid mixtures, a distributor directs an incoming feed stream of the material uniformly to different areas of a screen. The stream falls on a rotating, canted thrower 45 which throws the material outwardly so that it rotates along a circular path and falls between vanes 56 on a roof 38 albove a screen 16. The vanes are angularly spaced and direct the material outwardly over the edges of the roof so that it falls at substantially uniform rates to different areas 16a-f of the screen 16 below. As shown, downwardly inclined screens 16 and 17 having large and small apertures respectively are mounted in a screen box 15 provided with chutes 23, 24 and 26 for the discharge of coarse, medium and fine material respectively. A ball screen cleaner 22 may be associated with either or both of screens 16 and 17. The screen box is suspended on cables or rods 11 and is vibrated by means of an eccentric weight 35 mounted on a shaft 32 driven by a motor 29 through belt 30 and pulley 31. The thrower 45 includes a circular flat plate 47 mounted at a preferably adjustable angle to the vertical on the shaft 32. A weir (67), Fig. 4 (not shown), may be provided adjacent each edge 39 of the roof 38 to smooth out distribution. Some of the vanes, 63 as shown, may be provided with adjustable slots 68 for this purpose. For Figures see next column
Patent GB-1338177-A (GB)
Title: Device for maintaining a flexible line under a substantially constant tensile stress
IPC: E21B19/09
Filed: 1971-12-10
Abstract: 1338177 Constant tension device INSTITUT FRANCAIS DU PETROLE DES CARBURANTS ET LUBRIFIANTS 10 Dec 1971 [16 Dec 1970] 57565/71 Heading B8B A device for maintaining a constant tension in a line 3 extending between a fixed point in the form of a braked winch 4 on a floating installation N subject to wave motion, and a fixed point 2 on the sea bed, comprises two sets of return pulleys 5, 7 on the installation and around which the line 3 is looped, the pulley set 7 being displaceable relative to the fixed pulley set 5 to take up slack or yield to increased tension in the line 3. The movable pulleys set 7 is slideable along a straight or curved guiding path 15 and an hydraulic ram 10 acts directly on the pulley to move it in the line tensioning direction, the direction of the ram centerline, for each position of the movable pulley 7, being different from the direction of the travel path of the pulley 7 for that position. The ram 10 which is operated by an hydro-pneumatic accumulation 13, is pivoted at 11 to the installation N. Electrical limit switches are operated upon excessive travel of the pulley 7 whereupon the winch 4 is operated to wind in pay out line 3 until the line tension is back in the range of the compensating arrangement. In the embodiment of Fig. 2 (not shown) the movable pulley set is movable by two angled rams symmetrically positioned about the line of movement of the pulley set and in a horizontal plane. The fixed pulley set is formed by two pulleys in one plane and one pulley in a plane parallel but spaced from the said one plane, the first said two pulleys being movable by a ram for convenient positioning relative to the line winch and pivotally movable into an inoperative stored position.
Patent GB-1165340-A (GB)
Title: Radiographic Apparatus
Inventor: CATCHPOLE JAMES WILLIAM
IPC: G21F5/015
Filed: 1966-12-28
Abstract: 1,165,340. Source holder and container. J. W. CATCHPOLE and G. A. SEWARD, [trading as C. S. PRODUCTS]. 12 Feb., 1968 [28 Dec., 1966], No. 57977/66. Heading H5R. A device for the controlled exposure of a radioactive source comprises a main body part of shielding material, having a bore therein communicating with an exposure aperture in the outer surface of said body part, a handle part extending into said bore, the inner end of which handle part serves as a carrier for the radioactive source material, said handle and body parts being relatively displaceable between at least one first position in which the source material carried by said carrier is exposed through the aperture and a second position in which the source material is shielded from the aperture, spring means being arranged to urge the handle part to maintain the source material in the second position, the device also comprising a holder adapted to receive the body part and cooperate with the body and partly the handle part so as to lock the body and handle parts together such that the source material is in said first position. Preferably the device includes a rod of shielding material which is a sliding fit in the bore behind the radiation source and thus protects the operator holding the handle. The preferred shielding material is depleted uranium. As shown in Figs. 1 and 2 the device comprising a handle portion 1, a main body portion 2, having a bore 3 and being connected to the handle portion by screws 4 sliding in slots 5, the handle, source support 10 and source 11 being slidable against spring 6 in bore 3. To expose the source, main body 2 is inserted into a castle 12 (shown dotted Fig. 2), where it co-operates with lip 17 whilst pins 15 on handle portion 1 slide into bayonet slots 14 to expose the source. The degree of exposure of the source may be varied up to a maximum by using bayonet sockets of different lengths either in different holders or in the same holder. As is shown the end face of the main body is preferably a projecting frustrum of a cone with the exposure aperture at the apex of the frustrum, but this end face may also be flat. In Fig. 3, not shown, a transport container for the above torch is depicted with the main body part received in a blind bore in a mass of shielding material, the handle being unscrewed and suitably racked in the container.
Patent GB-1255336-A (GB)
Title: Self-bonding, surface-insulated foil conductors
Inventor: SUZUKA TAKASHI
IPC: H01B7/00
Filed: 1968-12-06
Abstract: 1,255,336. Foil conductor; electric coils. MATSUSHITA ELECTRIC INDUSTRIAL CO. Ltd. 6 Dec., 1968, No. 58199/68. Headings H1A, HIP and H1T. A foil conductor has on one side of its insulation a coating of a thermosetting resin which may be an epoxy resin or phenolic resin, which is capable when heated, of adhering to a coating containing a hardener on the other side. Alternately the insulating material may be mixed with the coating materials to form a single coating on the respective sides of the conductor. The insulating material has a higher melting temperature than the coating materials. The foil may be formed into a transformer coil.
Patent GB-1366947-A (GB)
Title: Torque meter
IPC: G01L3/10
Filed: 1971-12-16
Abstract: 1366947 Measuring torque; measuring friction STATENS VAG -OCH TRAFIKINSTITUT 16 Dec 1971 [21 Dec 1970] 58492/71 Headings G1N, G1S and G1W A torque measuring coupling comprises a pair of discs 1a, 1b having integral pulley or sprocket wheels 7, 8 and connected by plate springs 1c Fig. 3 (not shown), and a pair of transmission members 2 arranged to convert the relative rotation of the discs 1a, 1b into an axial displacement of the core 5 of a differential transformer 4. Each transmission member 2 comprises links 2d, 2e and 2f defined by hinges constituted by thin portions of the transmission member. The coupling is rotatably mounted by means of bearings 12, and the winding of the differential transformer is mounted rotationally relative to the coupling by means of bearings so that it may remain stationary as the coupling rotates. The coupling may be used to measure the co-efficient of friction of a road or runway by mounting a wheel on the coupling which is run along the road or runway so as to slip. (For Figures see next page)
Patent GB-588130-A (GB)
Abstract: 588,130. Hopper-type furnaces. SATCHWELL, L., and WILSON, W. H. Jan. 31, 1945, No. '2485. [Class 51 (i)] In a solid fuel fired furnace of the hopper type, having a fuel directing wall in the form of a plate terminating in a tubular water way, a conduit receiving air through a hole in said plate is welded to its upper surface and to the water way, and delivers air into the fuel bed. The invention is shown applied to the hopper fed furnace of a hot water boiler as described in Specification 548,194 and the conduit 8 delivers air either through slots 10, Fig. 2, or through grooves 14 and 15 in a solid block 13 welded to the water way Fig. 3.
Patent GB-1450439-A (GB)
Title: 19-hydroxy-androst-4-enes
IPC: C07J51/00
Filed: 1973-12-20
Abstract: 1450439 19-Oxygenated steroids RICHARDSON-MERRELL Inc 20 Dec 1973 [5 Feb 1973] 59128/73 Heading C2U The invention comprises compounds of formula where R 2  is CO or CH(#-OR 5 ); R 3  is H, C 1-6  alkyl, C 2-6  alkenyl or C 2-6  alkynyl; R 1 , R 4  and R 5  are each H, C 1-3  alkyl, C 1-12  acyl, tri- (C 1-5  alkyl)silyl, triphenylsilyl, 2-tetrahydropyranyl, C 5-7  1-cycloalkenyl, or 1-(C 1-2  alkoxy)-C 5-7  cycloalkyl; or R 3  and OR 4  together represent oxo; with the provisos that (i) when R 1  is H or acyl then R 4  cannot be H, acyl or 2-tetrahydropyranyl and R 3  + OR 4  cannot be oxo, and (ii) when R 1  is 2-tetrahydropyranyl and R 2  is CO then R 3  + OR 4  cannot be oxo. Preparation is from 19-hydroxyandrost-4-ene- 3,17-dione, 17#,19-dihydroxy-17α-R 3 -androst- 4-en-3-one or 3#,17#,19-trihydroxyandrost-4- ene by one or more conventional conversions at positions 3,17 and 19 selected from etherification, esterification, ester cleavage, carbonyl reduction, and pyrolysis of 1<SP>1</SP>-alkoxycycloalkoxy to 1<SP>1</SP>-cycloalkenyloxy. "Libido-enhancing" oral and parenteral compositions comprise a compound I and a carrier.
Patent GB-1277588-A (GB)
Title: Improvements in or relating to the manufacture of pleated filtering material
Inventor: MARSHALL DENNIS ALBERT GEORGE
IPC: B01D29/01
Filed: 1968-12-13
Abstract: 1277588 Pleated filter D A G MARSHALL 19 Feb 1970 [13 Dec 1968] 59352/68 Headings BID and BIT [Also in Division D1] The pleats of pleated filtering material are held by spaced apart lines 42, ribbons or blobs of synthetic plastics material applied, in liquid form, to one or both surfaces of the filtering material immediately prior to pleating. The filtering material, e.g. filter paper, microglass paper, open-pore polyurethane foam or a random fibre mat, is drawn off a roll 10 by a roller 40 which nips the material against an idler roll 12. Means (not shown) may be provided between the roll 10 and the roller 12 to maintain the filtering material at a predetermined tension. The material passes between two headers 14, 16 each having a line of spaced nozzles supplied with molten polyethylene from a heated pressure container 20, additional thermostatically-controlled heaters 26, 28 being provided in the feed pipes 22, 24 leading to the headers 14, 16. Lines or ribbons 42 of molten polythene are deposited on both surfaces of the filtering material. Pleating is effected by an upper plate 34 cooperating with two lower plates 36 mounted beneath an opening 32 in a table 30. The rollers 12, 40 and the plates 34, 36 are formed with grooves or slots to accommodate the lines 42. An air jet through a nozzle 38 helps to produce the pleat and effect cooling of the polythene. Each line or ribbon of polythene may have a core of string, cord, wire or nylon to give added strength to the filtering material. Subsequently, a metal grille or mesh may be bonded to the filtering material by heating the grille or mesh and pressing it against the polythene ribbons.
Patent GB-1449890-A (GB)
Title: Fastening railway rails
IPC: E01B9/30
Filed: 1973-12-28
Abstract: 1449890 Securing railway rails PANDROL Ltd 28 Dec 1973 60005/73 Heading E1G In a rail fastening clip of resilient metal rod shaped generally as in Specification 861473, the portion 3 between the reverse bends 2, 4 has a downward kink, Fig. 8, providing a lowermost part 3A from which, for a distance of two inches towards the bend 4, the underside rises at no more than 35 to the horizontal. The end portion 5 may have a flat 5B as in Specification 1213762 bearing on the rail flange, optionally through an insulator 9 as in Specification 968659, and may have its end B upturned. The anchorage 10 preferably has ramps 10A leading to a bearing surface 10B for the part 3A.