baber/WOPTO huggingface dataset:
Patent GB-1440800-A (GB)
Title: Flexible marine transport tank
IPC: B63B34/23
Filed: 1973-12-05
Abstract: 1440800 Floating tanks SUPERFLEXIT 5 Dec 1973 [12 Dec 1972] 56294/73 Heading B7A A flexible marine tank for transport afloat particularly of liquids comprises two flexible cylindrical elements 1, 1a connected longitudinally together, internal pressurization being maintained within the elements during utilization to maintain their geometric shape. The elements 1, 1a are preferably made of a fabric coated with an elastomer and conical portions 4, 4a and 5, 5a are provided fore and aft of the cylindrical portions of the elements, the conical portions being oblique in the sense that one generatrix thereof is perpendicular to the base with the planes of symmetry of the portions being disposed vertically at the front and horizontally at the rear. The conical portions 4, 4a and 5, 5a are divided by bulkheads from the cylindrical parts of the elements 1, la and are gas inflated to provide buoyancy. A rigid bar connects the forward ends of the portions 4, 4a and eyelets 12, 12a engaged by slings 13, 13a connected to a towing cable 14 are provided for towing the tank. A deck 15 is provided between the aft portions 5, 5a and this may receive a propulsion motor, a pump assembly for filling and emptying the tank and a motor for maintaining pressurization. An underwater keel (not shown) is secured beneath the deck 15 and the deck may also be used for pushing the tank when desired. Filling ducts 19, 19a are provided for the elements 1, 1a and also emptying ducts 21, 21a which each extend inside the respective element 1 or 1a into a dip pipe opening into a sump (not shown) at the lower portion of the element and formed as a bilge keel. The elements are pressurized by air fed through an excess pressure valve 10 to orifices 9, 9a. The elements 1, 1a may be linked by loops passing thereabout and secured to an elastic member positioned between the elements, but in alternative embodiments the elements may be connected by a common wall having orifices therein for intercommunication, or they may be linked by rigid intermediate members. More than two elements may be connected together if desired.
Patent GB-1425877-A (GB)
Title: Process for producing an alkenyl alkanoate from an olefin and a carboxylic acid
IPC: C07C69/145
Filed: 1973-12-07
Abstract: 1425877 Alkenyl alkanoate CELANESE CORP 7 Dec 1973 [8 Dec 1972] 56785/73 Heading C2C In a process for the preparation of an ester of a carboxylic acid and unsaturated alcohol by the vapour phase reaction of the carboxylic acid, an olefinic hydrocarbon and molecular oxygen in the presence of a Group VIII noble metal catalyst, a diluent gas, predominately at least one alkane (C 1 -C 5 ) is incorporated into the reactant mixture in a proportion of 0À1 to 0À8 moles per mole of the olefinic hydrocarbon. The alkane addition raises the lower explosive limit of the mixture to allow safe operation at increased oxygen concentration. Examples describe the continuous reaction of ethylene, molecular oxygen and acetic acid with methane or alkane, in the presence of a palladium catalyst at between 5-15 atmospheres and 130-210‹ C. Inert gases such as carbon dioxide, argon and nitrogen may also be present. The products may be separated and unreacted feedstock purified and recycled.
Patent GB-1280810-A (GB)
Title: Cold pressure welding machine
Inventor: SHIBATA AKIRA
IPC: B23K20/00
Filed: 1970-12-02
Abstract: 1280810 Welding by pressure; electromagnetic presses CHUGAI DENKIKOGYO KK 2 Dec 1970 [12 Dec 1969] 57236/70 Headings B3H and B3R Cold pressure welding apparatus comprises an electromagnet 5 and a movable ferromagnetic member 9 normally spaced by resilient means 12, 13, the ferromagnetic member being attracted to the poles 6 of the electromagnet when the latter is energized, an induction coil 19 in which current is induced by the electromagnet, a hammer member 18 displaceable upon movement of the ferromagnetic member and an anvil 20 disposed in the path of the hammer member, the anvil and hammer member being electrically connected to the induction coil so that when workpieces are deformed in the apparatus they are simultaneously heated by current induced in the induction coil which is passed through them to relieve internal strain. Four pillars 2, 3 extend from a bed 1 and carry a plate 4 on which the electromagnet 5 is fixed and guide slidingly the ferromagnetic member 9 with springs 12, 13 urging the member 9 upwardly. The hammer 18 is fixed to the member 9 and is of non-magnetic metal. The induction coil 19 is arranged on the member 9, although it may be on the yoke 6 of the electromagnet 5, and has leads 23, 24 extending therefrom, one being connected to a tip 22 of the hammer and the other to the anvil 20 on the bed 1. In operation two metal workpieces are placed between the anvil and the tip 22 and the coil 7 of the electromagnet is energized to cause attraction of the member 9 and hence deformation of the workpieces, current induced in the coil 19 by the coil 7 passing through the hammer tip and anvil to the workpieces to relieve strains therein. One or more contacts of noble metal may be bonded to a thin strip of copper or copper alloy in the apparatus.
Patent GB-1394029-A (GB)
Title: Solution of pharmaceutically useful phenylalanine derivatives
IPC: A61K9/08
Filed: 1973-12-11
Abstract: 1394029 Pharmaceutical solutions SANKYO CO LTD 11 Dec 1973 [11 Dec 1972] 57341/73 Heading A5B A solution in water comprises (1) L-dopa, methyldopa or tyrosine and (2) methylcellulose, hydroxypropylcellulose, hydroxypropylmethylcellulose and/or gelatin.
Patent GB-574515-A (GB)
Abstract: 574,515. Ageing gels. HOUDRY PROCESS CORPORATION. March 1, 1943, No. 3334. Convention date, Jan. 23, 1942. [Classes 1 (i), 1 (ii) and 1 (iii)] A process for the continuous production of synthetic inorganic gels, e.g., of silica, comprises the step of ageing the gel by subjecting it during its passage through the apparatus and while still wet to the action of a mixture of steam and air or other gas. The proportions should be such as to give a temperature of 120- 210‹F. In the illustrated apparatus the gel formed by mixing reagents in a vessel 13 passes through a cutter 17, and the wet fragments are carried by a belt conveyer 20 past perforated pipes 21 embedded in the moving mass of gel and supplying a mixture of steam and air. The apparatus is enclosed in a casing 23. Synersis takes place while the gel is on' the conveyer. The water drains off the rear end of the belt and the gel pieces are collected in hopper 25 for crushing, drying, and washing operations: In other modifications the treatment is applied to the gel as it falls down a vertical passage or slides down an inclined one. Reference has been directed by the Comptroller to Specification 287,066, [Class 1 (ii)]
Patent GB-1348448-A (GB)
Title: Fastening device
IPC: E05C19/00
Filed: 1972-12-15
Abstract: 1348448 Stud and socket fastenings; clamps DZUS FASTENER CO INC 15 Dec 1972 [17 March 1972] 57999/72 Heading E2B A device for retaining wire members together comprises a U-shaped resilient body part 21 with spaced legs 24, 25 having aligned openings 29, 30 a stud 22 having a head part 32 and a shank part 33 extendible through the openings at least one tab 31 either extending laterally from the shank part or from an edge of one of the openings for engaging with a ramp at the edge of one of the openings or with a cam slot in the shank part respectively the stud being rotatable to 'bring the legs closer together. The tab 31 snaps past a projection near the end of the cam slot 35 to retain the stud in position. The device may be made of metal or plastics.
Patent GB-1376300-A (GB)
Title: Flexible glass fibre optic devices
IPC: C03B37/15
Filed: 1971-12-14
Abstract: 1376300 Flexible glass fibre optical conduits AMERICAN OPTICAL CORP 14 Dec 1971 [14 Dec 1970] 58132/71 Heading C1M [Also in Division G2] A flexible bundle of light conducting glass fibres 10, each consisting of a core 16 and covering 18 of glass of tower refractive index, is formed by giving each fibre an over-cladding 20 of selectively removable material forming multifibres 28 from the fibres 10, the cladding 20 rendering them coherent, making a bundle 42 of a plurality of multifibres 28 with the ends coherent and selectively removing the overcladding 20 in a region of the bundle 42 intermediate the coherent ends. The selectively removable material may be a glass such as a silica-free soluble glass or a metal, such as aluminium, which can be leached by hydrochloric acid and sodium hydroxide, respectively. Preferably the multifibres 28 are wound on a drum and the tightly packed multifibres cemented or fused together over a short portion which is then cut through centrally to form the two coherent ends of the bundle 42. Coverings 44, (46) of plastic, wax or other materials resistant to acid may be applied over the ends of the bundle 42 by painting, dipping or taping to preserve the ends coherent when the whole bundle is immersed in a bath of leaching solution. The bath or bundle or both may be vibrated to assist leaching of the overcladdings 20. The coverings 44, 46 may then be removed. Reference has been directed by the Comptroller to Specification 1,337,230.
Patent GB-1283594-A (GB)
Title: Drilling rigs
IPC: E21B7/02
Filed: 1969-12-01
Abstract: 1283594 Drilling and boring EIMCO (GREAT BRITAIN) Ltd 26 Nov 1970 [1 Dec 1969] 58489/69 Heading B3C [Also in Division E1] A drill rig adapted to be attached to a bucketdigger vehicle equipped with an hydraulic actuating system comprises a boom 2, Figs. 1 and 2, one end of which can be pivoted to the vehicle, and the other end of which supports drill carrying arm 12, pivotable about two axes normal to each other, at least one hydraulic piston assembly 10 attachable to the vehicle for pivoting the arm, and an endless drive assembly 20, 22, 24 for pivoting the arm over an arc of substantially 180 degrees. Boom 2 is pivotable about the two axes by the piston assembly 10 and by a piston assembly 8 base assemblies being convertible to valves in the hydraulic system of the vehicle. Arm 12 carrying drill 26 can be rotated on a block 16 carried by the boom, and is lockable in an adjusted position by clamp 6, 18. The block, along with arm 12 is arranged to be swivelled in a vertical plane over an arc of substantially 180 degrees by a manual or power-driven worm and wheel drive 23, which drives a sprocket or pulley 22, a chain or vee-belts 20, and a second sprocket or pulley 24. Drill 26 may be driven by hydraulic, pneumatic, or electric power. In a modification, piston assemblies 8, 28, Fig. 3, are provided for pivoting the drill carrying arm 12 and rotation of the supports 32 is effected by a pair of racked piston units 36. The pivotal motion of block 34 in a vertical plane is effected by an endless drive transmission 40, 42, 44, 46, 48, 50. Drill 56 is rotated by an hydraulic master and the tool is supported by a steady 72. All rotary, pivotal and tilting motions of this modification are effected hydraulically. The rig can be permanently attached to the vehicle, and can be stowed on the vehicle when not required.
Patent GB-1236875-A (GB)
Title: S-alkyl and aryl-substituted 1-(di-substituted piperidinecarbothioates
IPC: C07D295/21
Filed: 1969-12-02
Abstract: 1,236,875. Substituted piperidinecarbothioates. STAUFFER CHEMICAL CO. 2 Dec., 1969 [23 Dec., 1968], No. 58704/69. Heading C2C. [Also in Division A5] Novel S-alkyl or aryl-substituted 1-(disubstituted piperidinecarbothioates) having the general formula wherein R is an alkyl, chloroalkyl, phenyl or C 1 -C 4  alkyl-substituted phenyl radical and X and Y are methyl or ethyl radicals, are prepared by reacting a compound of the formula with a compound of the formula in the presence of water or an organic solvent. An example describes the preparation of the derivative in which R is isopropyl, X is 5- ethyl and Y is 2-methyl, but many others are also mentioned. The reaction is preferably carried out in the presence of an acid acceptor, at atmospheric pressure and a temperature of from 20 C. to the boiling point of the solvent. The products may be used as herbicides.
Patent GB-1277670-A (GB)
Title: Disc brake
IPC: F16D55/2255
Filed: 1969-12-30
Abstract: 1277670 Disc brakes BENDIX CORP 30 Dec 1969 [6 Jan 1969] 63317/69 Heading F2E A disc brake comprises a caliper housing 32 straddling a rotor 12 and being slidably carried by a fixed support 10, the housing 32 comprising a first member 34 pivotally carrying a second member 36 so that pivotal movement of the second member 36 relative to the first member 34 causes friction elements 48, 58 to grip friction surfaces 14, 15 on the rotor 12. As shown, the first and second members 34, 36 are connected by pins 38 which are a press fit in the second member 36 but free to rotate in the first member 34 and the second member 36 is preloaded against the first member 34 by a spring 38. Pivotal movement of the second member 36 is caused by a parking brake lever 68 moved by a cable 70; and a protuberance 59 on the second member 36 applies the friction element 58 whilst the friction element 48 is applied by reaction. The second member 36 also includes an hydraulic actuator mechanism 46 which directly applies friction element 58 and friction element 48 by reaction. In the embodiment of Fig. 5, the parking lever 68 is rigidly secured to the second member 36 and in the embodiment of Fig. 6 it is integral therewith.
Patent GB-657661-A (GB)
Abstract: 657,661. Current and voltage measurements. HARDING, G. L., and THAL, O. F. W. Sept. 3, 1948, No. 22713/49. Divided out of 657,636. [Class 37] An electrical measuring instrument comprises a disc 14 magnetized diametrally and deflected by coils (not shown) against the controlling torque of a permanent magnet 27, so that the zero position of the disc 14 can be adjusted by rotation of the magnet 27 ; a gear 20 rotates with disc 14 and is apertured at 26 to receive the depending ends of the magnet 27 so that the magnet 27 acts as limit stops, these stops being altered in accordance with the zero setting. The Provisional Specification contains matter disclosed in Specification 657,636.
Patent GB-2004539-A (GB)
Title: Production of 1,1,1,2- tetrafluoroethane in vapour phase
IPC: C07C19/08
Filed: 1978-08-16
Abstract: Manufacture of 1,1,1,2- tetrafluoroethane in high conversion with high selectivity to the desired product by the vapour phase reaction of trifluoroethylene with hydrogen fluoride in the presence of a chromium oxide catalyst.
Patent GB-2029196-A (GB)
Title: Composite shelving system
IPC: A47B96/00
Filed: 1978-09-06
Abstract: A composite shelving system having two sidepieces and a plurality of rectangular shelves arranged therebetween, each sidepiece comprising two columns as well as connecting parts. The web or webs of the column of each sidepiece facing the opposite column of the same sidepiece has or have a number of short slots, located one above the other. The connecting parts in each sidepiece are made up of at least one pair of joined uniting bars which cross each other and are mutually pivotable. The end of the uniting bars have hook members which are insertable into said column slots and which grip the top or bottom edge of said slots. Thus, the sidepieces are of a lighter construction, the columns being sufficiently solidly assembled. <IMAGE>
Patent GB-2003229-A (GB)
Title: Silencers for internal combustion engines
IPC: F01N1/08
Filed: 1978-09-11
Abstract: A silencer comprises an inner tube 24 having an inlet at one end 12 for admission of exhaust gases, its other end being closed by a plate 26, the inner tube being provided at spaced positions along its length with two sets of outlet ports 46, 48 through which the exhaust gases can exit into an outer tubular body 10 by passing along an annular passage formed between the inner tube 24 and on sleeve 50 or 52, before reversing in direction and flowing through apertures in a support plate 22 and then to atmosphere through annular gap 20 between frusto-conical baffle 18 and end section 16 of outer body 10.   <IMAGE>
Patent GB-2004647-A (GB)
Title: Calorimeter
IPC: G01N25/48
Filed: 1978-09-19
Abstract: An isothermal calorimetric system for determining heats of reaction comprises a calorimeter 1 in the form of a chemical reactor 1a provided with a heat exchange jacket 1b for the circulation of a heat exchange liquid around the reactor via primary and secondary heat exchange circuits 2, 3 respectively, the primary heat exchange circuit providing for relatively slow circulation of heat exchange liquid through a heat compensator 4 to compensate the heat exchange liquid for any gain or loss in heat and the secondary heat exchange circuit providing for relatively rapid circulation of heat exchange liquid through the heat exchange jacket. <IMAGE>
Patent GB-2035136-A (GB)
Title: Nozzles for aerosols
IPC: B05B7/06
Filed: 1978-11-24
Abstract: An aerosol generator comprises a spray head containing at least one atomising nozzle 14 and an air compressor for supplying atomising air to said nozzle. The spray head has a duct 19b leading to it from a liquid supply tank, which is vented to atmosphere. This duct connects with the nozzle such that liquid is drawn from the tank by the siphoning effect of the atomising air from a duct 18b. <IMAGE>
Patent GB-2036000-A (GB)
Title: Process for the preparation of polyhydric alcohol esters of 3- alkylthiopropionic acid
IPC: C08K5/378
Filed: 1978-12-11
Abstract: A polyhydric alcohol 3- alkylthiopropionate polyolefin stabiliser capable of enhancing the resistance to deterioration and minimising the formation of undesirable colour and odour of a polyolefin resin when heated at 150 DEG C. and higher, is obtained by heating a reaction mixture containing at least one polyhydric alcohol having 3 to 6 alcoholic hydroxyl groups and 3 to 20 carbon atoms, the number of carbon atoms being at least equal to the number of alcoholic hydroxyl groups, and for each mole of alcoholic hydroxyl group supplied by the polyhydric alcohol from 0.6 to 1.5 moles of a  beta - mercaptopropionic acid compound selected from  beta -mercaptopropionic acid and the lower alkyl esters thereof and from 0.6 to 2 moles of at least one  alpha -olefin having 6 to 40 carbon atoms, and an amount effective to initiate reaction of a reaction initiator selected from azonitriles and organic peroxides, and recovering the polyhydric alcohol 3- alkylthiopropionate polyolefin resin stabiliser from the mixture. Stabilised polyolefin resins are also described.
Patent GB-2041396-A (GB)
Title: Method and Apparatus for Heat Processing Pulverized Brown Coal
IPC: C10B49/08
Filed: 1979-01-09
Abstract: Pulverised brown coal is heated to 500-800 DEG C in a first chamber 1 with a gaseous heat carrier to produce a vapour and gas mixture 6 and a solid material which is heated to 600- 900 DEG C in a second chamber 12 to produce a solid product and a vapour and gas mixture which is recycled to the first stage of heating together with a portion of the solid product, the recycled material is heated in conduit 17 (e.g. by a burner 18 which aids material transfer). <IMAGE>
Patent GB-2021809-A (GB)
Title: Mill control
IPC: B21B37/28
Filed: 1979-02-21
Abstract: A control system sets the crown and/or steer on the rolls of a cluster mill such that the adjustment collars are all driven together but substantially in the desired final ratio to one another throughout the movement. The control system derives a separate control signal for driving each eccentric collar. The circuits for deriving the control signals include means for deriving from crown and steer magnitude signals (31;32,33), a series of crown and steer datum signals, one for each collar, which are proportional to the respective magnitude signals in selected ratios, the crown ratios being pre-selectable by a selection means (28), and means (15; 17,18) for progressively increasing the magnitude signals from zero to the desired value. <IMAGE>
Patent GB-2044599-A (GB)
Title: High visibility garments
IPC: A41D31/00
Filed: 1979-03-28
Abstract: A reversible outer garment is fabricated from a dark material and a so-called high visibility material such that the garment can be worn either with the dark material on the outside and the high visibility material on the inside or vice versa. To prevent impairment of the high visibility property by the dark material when the garment is worn with the high visibility material on the outside, a light reflecting layer is interposed between said materials. The light reflecting layer is conveniently a silver coloured coating applied to that face of the dark material which faces the high visibility material.
Patent GB-2047644-A (GB)
Title: Case for mounting on motor cycles
IPC: A45C13/18
Filed: 1979-05-09
Abstract: A case for mounting on a motor cycle incorporates spigots 18 for locating the case on the motor cycle in a manner whereby the case may be readily removed therefrom, and a fixing screw 20 which allows the case to be fixed to the motor cycle when located thereon. Preferably the head 23 of the screw comprises a socket for a key. The case may be a motor cycle pannier which is moulded from glass fibre. <IMAGE>
Patent GB-2021138-A (GB)
Title: Process for Dyeing Synthetic Fibres With Anthraquinone Dyestuff Mixtures
IPC: C09B1/32
Filed: 1979-05-17
Abstract: Mixtures of dyestuffs of the formula   <IMAGE>  and of the formula   <IMAGE> wherein  R1, R2 and R3 denote alkyl, alkoxy or halogen, and  n denotes 2 or 3, are outstandingly suitable for dyeing polyester fibres by the exhaustion process. Dark blue and navy blue dyeings with good fastness properties are obtained.
Patent GB-2026271-A (GB)
Title: Automatically correcting incorrect results delivered by a data acquisition or restitution system
IPC: G01D3/00
Filed: 1979-05-24
Abstract: Incorrect results 7 delivered by a data acquisition system (comprising for example an analog pickup 4 and an analog-to-digital converter 2) are automatically corrected by addressing a store 3 with the incorrect results, the store outputting corrected results 6, which have been written in to the store during a calibration run. The invention may also be used for the automatic correction of errors in results delivered by a digital-analog converter, analog-to-frequency converter or frequency-to-analog converter. <IMAGE>
Patent GB-2026008-A (GB)
Title: Colouring process and compounds
IPC: C09B56/04
Filed: 1979-06-06
Abstract: The invention provides dyestuffs of the general formula   <IMAGE> in which R is hydrogen or an alkyl group having 1 to 6 carbon atoms and R' is an alkyl group having 1 to 6 carbon atoms. They are used to dye wool, synthetic polyamides and leather, optionally in admixture with dyes of the general formula   <IMAGE> in which R'' is C1-C6 alkyl.
Patent GB-2029564-A (GB)
Title: Improvements in or relating to gas burner control assemblies.
IPC: F23K5/00
Filed: 1979-08-28
Abstract: An operational control assembly for installation in a gas feed pipe of a gas burner comprises a plurality of devices 1, 2, 3 for controlling gas flow, regulating the gas pressure, filtering the gas stream, or an alternative control function. Each device has a body with an inlet and an outlet in respective faces at opposite sides thereof. Connecting means serially interconnect the devices with adjacent inlet and outlet faces in sealing engagement and the respective inlets and outlets in registering relationship. <IMAGE>
Patent GB-2030912-A (GB)
Title: A processing arrangement suitable for treating moving webs of material
IPC: B26D1/24
Filed: 1979-09-25
Abstract: An arrangement for processing e.g. cross-cutting a moving web of corrugated paper or board, comprises three processing devices A, B, C, the first A having a processing width equal to the full width of the original web of material, and the second B and third C having smaller processing widths. The processing arrangement is also applicable to the coating or printing of webs of material. <IMAGE>