baber/WOPTO huggingface dataset:
Patent EC-SP972226-A (EC)
Title: Derivado analgesico antiinflamatorio no ulcerogenico de clonixina
Inventor: PIATTI SUSANA ELIDA
IPC: C07D207/14
Filed: 1997-08-14
Abstract: El derivado de clonixina de fórmula (I) o clonixato de 4-nitroxibutilo, es un nuevo producto analgésico antiinflamatorio no esteroideo, que tiene un equilibrio extraordinariamente bueno entre una alta actividad analgésica/antiinflamatoria y bajos efectos adversos ulcerogénicos, principalmente como una consecuencia de una sorprendente alta actividad antitnflamatoria (dos veces la del ácido cloníxico). El compuesto (I) se prepara haciendo reaccionar el clonixato de 4-clorobutilo con nitrato de plata en acetonitrilo. El clonixato de 4-clorobutilo se prepara por reacción de un clonixato alcalino con 1-bromo-4-clorobunato en acetonitrilo. El clonixato de 4-nitroxibutilo (I) es especialmente útil como principio activo para el tratamiento del dolor y/o inflamación en mamíferos.(gráfico).
Patent FR-1602326-A (FR)
Title: Continuous prod of moulded articles from - granulated foam-thermoplastics
IPC: C08J9/16
Filed: 1968-12-24
Granted: 1970-11-09
Abstract: A vinyl polymer or copolymer is fed into an extruder and foaming agent is added where the melting temp. is 190-230 degrees under such a pressure that the agent remains liquid. The mixed melt is homogenized while being cooled, withdrawn from the extruder at 100 - 130 degrees C and, after further cooling, the solidified melt is granulated at below the b.p. of the foaming agent. Spec. aliphatic hydrocarbon, light petroleum or polyhalogen alkane is used as foaming agent in quantities of 5 - 10 wt.% based on polymer. The latter is polystyrene or a mixture of styrene and up to 20 wt.% copolymerisable polymer.
Patent GB-1053285-A (GB)
IPC: B60H3/06
Abstract: 1,053,285. Gas filter. A. EVANS. July 29, 1964 [May 28, 1963], No. 21176/63. Heading B1T. [Also in Division F4] A filter insert for a ventilator, in a vehicle or building, comprises one or more layers of a carded fleece of synthetic fibres, such as polyester, of which at least one layer has a moisture resistant coating of acrylic emulsion, which bonds the fibres on one side of the layer together (Fig. 1, not shown). In Fig. 2, both surfaces of the fleece are so treated and an expanded aluminium mesh 15 reinforces and is bent over to grip the fleece at edges 16. Where three or more layers are used the downstream layers need not be coated.
Patent GB-1054656-A (GB)
IPC: F03C1/10
Abstract: 1,054,656. Hydraulic reciprocating motors. DAVID BROWN TRACTORS Ltd. Jan. 25, 1965 [Feb. 6, 1964], No.5014/64. Heading F1A. A hydraulic motor comprises a rack member 1 engaging an oscillatable output shaft 6 and carrying pistons 2, 3 reciprocable by oil pressure controlled by a shuttle valve 35 actuated hydraulically at the end of each stroke. Pistons 2, 3 and the ends of shuttle 35 have spigots 10, 11, 43, 44 which close cylinder ports 12, 13 and valve ports 26, 27 towards the end of each stroke, to trap a cushion of liquid. In operation, at the position shown, shuttle 35 is held in its leftward position by supply pressure at inlet port 28 acting on the right-hand end of shuttle 35 via passages 34, 33 and bleed hole 32. The supply pressure also acts on piston 2 via port 19, passage 17 and port 12, to move the piston assembly to the right, piston 3 exhausting via port 13, passage 18, port 20 and passage 30. At the end of the rightward stroke, piston 2 uncovers port 22 to connect the left-hand end of shuttle 35 to supply pressure in cylinder 8, and piston 3 uncovers port 23 to connect the right-hand end of shuttle 35 to exhaust via chamber 14 and exhaust ports 15 and 16. Shuttle 35 then moves to the right, closing bleed hole 32 and opening bleed hole 31 to hold the shuttle in its rightward position, in which it directs supply pressure to piston 3 to move the piston assembly to the left.
Patent GB-1054760-A (GB)
IPC: B66D1/08
Abstract: 1,054,760. Winches; tension regulating. GENERAL ELECTRIC CO. Ltd. May 7, 1965 [May 8, 1964], No. 19272/64. Heading B8B. [Also in Division F2] In a constant torque hydraulic drive for a winch drum 1 used in maintaining a constant tension on a cable (not shown) multiple motor and pump shafts 6, 7 are coupled together while the motor casings 4 are drivingly connected by spur gears 5 to a common gear 2 on the winch drum 1. The pump casings 9 are rigidly mounted, and the pumps 8 feed fluid back to the supply line 18. In operation, under tension, with the drum 1 stationary, all the output power of the motor 3 is transmitted to the pump 8. If cable is drawn from the drum 1 causing rotation of the motor casing 4 increased power is transmitted by the drum through the motor 3 to the pump 8. If the cable goes slack the power of the motor 3 will be absorbed in winding the drum 1 while the power transmitted to the pump 8 is reduced. A modification is indicated in which the pump casing is driven by the motor and the pump shaft is connected to the winch drum. The units may be of different capacities and geared together and may be mounted within the winch drum.
Patent GB-1110501-A (GB)
Abstract: 1,110,501. Wagon doors; vehicle doors. J. MACKIE. 12 May, 1965 [20 March, 1964], No. 11864/64. Headings B7B and B7L. [Also in Division E1] A flexible door for a cold store, refrigerators, refrigerating vans &c. comprises two flexible panels 1, 3 arranged to open in opposite directions, fixed as by screws 5A at their outer edges in the rabbets 2, 4 of the joints and disposed at their upper edges in a rabbet in the head rail, each panel being made of a central strip of nylon &c. covered on both sides by P.V.C. so as to be resistant to changes of temperature and to moisture and so that it will not pucker or crease, and resilient retracting means in the form of stiff heavy duty elastic material straps 6, 6A also resistant to changes in temperature and moisture secured at one end by the screws 5A to the jambs and at the other end by a D-ring 7 to the opposite panel 1, 3 and a quick-releasing hook 8, automatically gives a slight lift to the panel and returns the panels to the closed position in which their free edge portions overlap. Similar resilient arms 13, 13A in a horizontal disposition exert an additional transverse pull to the panels.
Patent GB-1225338-A (GB)
IPC: B63B9/00
Filed: 1969-08-12
Abstract: 1,225,338. Caissons for ship repair. AKERS MEK. VERKSTED A.S. 12 Aug., 1969 12 Aug., 1968], No. 40224/69. Heading B7S. A caisson to facilitate work on the bottom of a ship's hull includes walls 3, 3<SP>1</SP> circumjacent an open-topped work-chamber A and ballast tanks 5, a packing ring 4 abutting the hull when the caisson is in situ. Water-tight doors 6 give personnel access to the chamber A from a control compartment M. The tanks 5 can be used for trimming purposes. The caisson is manoeuvred by hydroplanes 10 and propellers 8, which can be pivoted about vertical axes. Careening of the hull can be effected by placing the caisson in an eccentric position relative to the keel. Personnel may enter the compartment M through a flexible ventilating duct 9.
Patent GB-1227805-A (GB)
IPC: H01H71/52
Filed: 1968-08-06
Abstract: 1,227,805. Automatic circuit breakers. GENERAL ELECTRIC CO. 6 Aug., 1968 [21 Sept., 1967], No. 37388/68. Heading H1N. A small width moulded case circuit breaker for panelboard mounting has a pivoted handle 32 having a portion 68 extending below the pivot; a pivoted releasably latched trip lever 50 lying to one side of the portion 68; and a contact lever 26 having an upper portion lying along and pivoted to the other side of the portion 68, a tension spring 46 extending between the trip-lever 50 and a cranked middle portion of contact lever 26. The moulded casing is divided internally by rigs into three compartments housing respectively the contacts 22, 24 and arc chute 140; the handle and trip lever 50; and latching and releasing mechanism 112. Both the lower end of contact lever 26 and the end of trip lever 50 move in slots between the ribs. The contact lever 26 is pivoted to handle 32 by a tapered projection 28 which is biased by the spring 46 to be retained in the handle; a rib 45 guides the lower end of contact lever 26 maintaining correct alignment. The tripping mechanism comprises a magnetic member 112 pivoted in an aperture 98 and an armature latch 90 pivoted to the member 112; a bimetal strip passes through the member 112. When the bimetal drives member 112 to the right releasing the latch through a coupling 118 or when member 112 attracts the latch directly, the trip lever 50 is released and turns clockwise about its pivot 76 moving the spring 46 overcentre to release the contacts. The handle is arrested in an intermediate position by a lug 84 on lever 50 and the breaker is reset by moving the handle to off. In the event of contact welding another lug 86 strikes the contact lever 26 to assist opening. In pivoting the trip lever strikes a common trip lever 158 which can be coupled with other breakers, by a bar inserted in slots 166, to trip them simultaneously. In a modification (Figs. 8, 9, not shown), the ribs 45, 47 are replaced by a separate slotted insulating shield.
Patent GB-1228269-A (GB)
IPC: D03C3/40
Filed: 1969-08-04
Abstract: 1,228,269. Jacquard harness. T. VAN DE SANDT. 4 Aug., 1969, No. 36015/69. Heading D1E. A connection between two pieces of harness cord or between a cord 1 and a heald 3 is made by knotting the cord or by folding it back as shown and, in either case, coating the connection with polythene 4.
Patent GB-1230468-A (GB)
IPC: C07C281/18
Filed: 1968-10-21
Abstract: 1,230,468. Benzylidene amidinohydrazine derivatives. SANDOZ Ltd. 21 Oct., 1968 [13 Nov., 1967], No. 49842/68. Heading C2C. Novel compounds of formula wherein one of R 1 , R 2  or R 3  is CF 3  and others are CF 3 , H, F or Cl and R 4  is H, Cl or F with the proviso that at least one of R 1 , R 2 , R 3  or R 4  is H are prepared by reaction of a benzaldehyde of formula and amino guanidine or a salt thereof optionally followed by conversion to the base. Pharmaceutical compositions in conventional forms for oral or parenteral administration and having hypotensive activity comprise an above novel compound or a pharmaceutically acceptable salt thereof on a carrier therefor.
Patent GB-1239011-A (GB)
IPC: B23B29/034
Filed: 1967-04-29
Abstract: 1,239,011. Facing heads. POLAR HYDRAULICS Ltd. 23 July, 1968 [29 April, 1967], No. 19873/67. Heading B3C.  In a facing head, including a main body 10 for attachment to a rotary part 14 of a machine tool and a cutting tool holder 40 movable relative to the body in a direction transverse to the axis of rotation of the rotary part 14 and hence of the facing head, the tool holder is moved by a threaded shaft 44 which is arranged transversely of the axis of rotation, engages a threaded bore in the tool holder and is rotatable by hydraulic means to traverse the tool holder. The tool holder comprises a tool carrying spindle 41 secured by a bolt 42 to the tool holder body and the shaft 44 is rotatable either by a key engaging the end of the shaft adjacent a graduated dial 45 or by the hydraulic means. The latter comprises a manually movable displacer piston (21) (Fig. 2, not shown) connected through a conduit (32), an annular passage 19 between the rear 11 of the main body 10 and a fixed but relatively rotatable sealed ring 22 and one or two passages 56 in the main body to one or two chambers 55, each chamber containing a piston 54. One or two toothed wheels 47 are secured to the shaft 44, each wheel being engaged by a spring-loaded panel 48 and being in frictional engagement with a member 61 having a dog 52 engageable by a plunger 53 of a piston 54. When two wheels 47 are provided, the pawls are oppositely disposed but when only one is provided the pawl is reversible by a handle 51. On movement of the displacer piston the, or a selected, piston 54 is displaced moving a dog 52 and hence rotating the shaft 44, or, if a single wheel 47 is provided and the pawl is set for anticlockwise rotation (Fig. 5) a spring-loaded plunger 57 moves the dog to rotate the shaft 44 on withdrawal of the plunger 53.
Patent GB-1258188-A (GB)
IPC: B29C48/03
Filed: 1969-03-12
Abstract: 1,258,188. Extruder filter mechanisms. WINDMOLLEB & HOLSCHER. 12 March, 1969 [13 March, 1968], No. 13040/69. Heading B5A. An interchangeable filter mechanism for an extrusion moulding machine comprises a filtercarrying slide 4, Figs. 1 and 2, reciprocable within a slideway formed by housing members 2, 3, Fig. 1, the reciprocation being effected by hydraulic piston and cylinder units 7a, 7b, Fig. 2, with the thrust from these units when the slide is in its operative position being transferred via yoke 8a and tie-rods 9a or yoke 8b and tie-rods 9b, as the case may be, to wedge clamps 10a, 10b, which clamps effect a sealing engagement of slide 4 by members 2, 3. Housing member 2, Fig. 1, is screwed to barrel 1a and member 3 is attached to member 2 for limited movement in the extruder axis direction only by means of bolts 6, Fig. 2. Wedge clamp 10b is shown in Fig. 3, and comprises double wedge surfaces 3d which co-operate with wedge surfaces on neck 3b of housing member 3. During movement of slide 4, the wedge clamps are held in an inoperative intermediate position by disc springs 11a, 11b, Figs. 2 and 3, suspended from the clamps and operative within openings 2e, 3e of the housing members. Considering spring 11b, Fig. 3, housed within a bushing member 10d, its ends abut washers movable axially within the bushing. As shown, the spring is compressed to the right by the lefthand ends of bushing 10d when slide 4 has moved to its extreme right-hand position. On initiation of reverse movement of the slide, spring 11b (and spring 11a) relaxes to centre wedge clamp 10b with respect to the housing members. A device is provided which is supportable on either tie-rod 9a or 9b, Fig. 2, comprising plates (12a, 12b), Fig. 4 (not shown), heated by heaters (13a, 13b) which maintain the alignment of the non-operative clean filter within the slide and heat the same to the working temperature. Modifications include replacement of single-acting piston and cylinders 7a, 7b by a double-acting device co-operating with a single yoke or by a screw drive, replacement of the wedge clamp by toggle means, additional wedges to compensate for wear of the wedge clamps and an arrangement whereby movement of the outlet of extrusion passageway 3c, Fig. 1, because of movement of housing member 3 may be avoided.
Patent GB-1258368-A (GB)
IPC: F16C32/06
Filed: 1970-06-22
Abstract: 1,258,368. Aritiskid brake systems. BENDIX CORP. 22 June, 1970 [7 July, 1969], No. 30115/70. Heading F2F. [Also in Division G1] An anti-skid brake system having an accumulator 20 charged by a compressor 16 and supplying compressed air to a brake actuator 28 via an operator controlled valve 12 has a vortex valve 36 controlling the supply of air to actuator 28 in response to the sensing of incipient skidding by a decelerometer 34 and a relief vortex valve 38 for relieving pressure at the actuator when skidding is sensed. The decelerometer 34 feeds air to valves 36, 38 in proportions dependent on the torque between a shaft and a flywheel produced by acceleration or deceleration.
Patent GB-1266812-A (GB)
IPC: C07C229/36
Filed: 1970-01-14
Abstract: 1,266,812. Purification of L-Dopa. F. HOFFMAN LA ROCHE & CO. A.G. 14 Jan., 1970 [31 Jan., 1969], No. 1757/70. Heading C2C. Optically and/or chemically pure L-Dopa is prepared by a process comprising steps (a) and/or (b) below; said step (a) comprising mixing crystalline L-Dopa having at most 18% by weight of D-Dopa entrained therein into a solvent mixture comprising from about 40% to 60% by volume of water and from about 40% to 60% by volume of methanol or ethanol to dissolve all of the D-Dopa and separating the L-Dopa from the solvent mixture as a crystalline material substantially free of D-Dopa, and said step (b) comprising dissolving crystalline L-Dopa having chemical impurities entrained therein in an aqueous solution containing ascorbic acid at a temperature of at least 80‹ C. and crystallizing the L-Dopa from the aqueous solution to produce crystalline L-Dopa substantially free from all chemical impurities; in the ease of a two-step process said steps (a) and (b) being carried out in any desired order.
Patent GB-1290712-A (GB)
IPC: D05C15/20
Filed: 1969-03-20
Abstract: 1290712 Tufting machines, needles SINGER CO (UK) Ltd 20 Jan 1970 [20 March 1969] 14674/69 Heading DIG A tufting machine needle comprises a shank portion 11 and a mounting means 13 displaced transversely of the shank to permit feeding of a yarn to the shank in the longitudinal direction of the needle, the mounting means providing an abutment surface 13a<SP>1</SP> engagable with the face of a needle bar 14. The needle shank 11 has an eye 12 and the mounting means 13 includes a plate like box 13b engaging a slot 14a in the bar and secured by the screw 14b. A plurality of bars, each supporting about 50 needles are combined in aligned end to end disposition to provide a needle bar of full tufting width. Two parallel spaced shanks may be provided on one plate like base, one shank being aligned with the end slot of a needle bar section, the other being aligned with the join of the two needle bar sections, the extreme slot on each section being spaced from the section end by a distance equal to the spacing of the slots. The invention is applicable to hollow needles.
Patent GB-1308496-A (GB)
Title: Semiconductor devices
IPC: H01L23/31
Filed: 1970-09-18
Abstract: 1308496 Semi-conductor devices PLESSEY CO Ltd 2 Sept 1971 [18 Sept 1970] 44547/70 Heading H1K In a semi-conductor structure which comprises a substrate having a sharp edged step in its upper surface, an etchable insulating solid film is deposited over the surface to produce a smooth surface contour thereon free from sharp surface irregularities which is favourable to even coverage by a subsequent layer deposited e.g. by vacuum evaporation or sputtering without weakness due to non-uniformity over the stepped surfaces (Fig. 2, not shown). The film may be deposited in liquid form by dip coating or whirl coating, utilizing, e.g. lacquer, paint, or epoxy resins after which the subsequent layer may be smoothly deposited. A semi-conductor substrate (Figs. 4, 5) includes an opposite conductivity type region 7 defining a PN junction 8 extending to the surface, with a passivication layer 9 extending over the junction and windowed to admit an, e.g. Al. electrode. To prevent migration of contact material along the interface overlap which might cause junction short-circuit, a film 11 is deposited from liquid over the surface to form a fillet overlying the sharp intersection of the passivication layer and the surface, and dip etched to expose the semi-conductor surface for the electrode leaving fillets 11a intact.
Patent GB-1308739-A (GB)
Title: 5,6-dihydro-4h-1,3-thiazines and 2-thiazolines for the control of rice blast
Inventor: KOCH RICHARD C
IPC: C07D277/10
Filed: 1971-09-01
Abstract: 1308739 Herbicidal compositions PFIZER Inc 1 Sept 1971 40846/71 Heading ASE A process for the prevention of rice blast disease on rice plants comprises contacting the plants with a fungicidally effective amount, in admixture with a carrier therefor, of a compound having the formula: and the non-phytotoxic acid addition salts thereof, wherein R is selected from 1-naphthyl, 2-naphthyl, 2-thienyl, 3,4-methylenedioxyphenyl and wherein X is hydrogen, chloro, bromo, fluoro, nitro, methyl or ethyl; Z is selected from ethylene and trimethylene; and Y is selected from -CH=CH-, -C(CH 3 )= C(CH 3 )= CH-, -CH=C(CH 3 )-, -C(OH)=CH- and -(CH 2 ) n - wherein n is an integer of from 2 to 4; with the provisos that, when Z is trimethylene and Y is -(CH 2 ) n - or vinylene, then X is other than hydrogen, chloro, bromo, fluoro, methyl or ethyl; and when Z is ethylene and Y is -(CH 2 ) n -, then X is other than hydrogen.
Patent GB-1319930-A (GB)
Title: Medical instrument for examining a foetus during delivery
IPC: A61B5/274
Filed: 1972-05-19
Abstract: 1319930 Surgical electrode MEDICOR MUVEK 19 May 1972 23697/72 Heading ASR A medical instrument for examining a foetus during delivery comprises a mounting member 11 attached to the end of a twin-cored screened cable 2, and two electrically insulated springs 4 secured opposite each other in the mounting member 11. At the end 7 of the springs 4, two needle electrodes 6, are soldered. A further electrode 3 is soldered to the top of the mounting member 11. Filaments 10 are attached to the insulants 9, surrounding the join between the springs and needle electrodes, and pass through a tool 1, which is a tubular insertion tool sliding on the twin cored cable 2. In use, the tool 1 can be slid on the cable 2 so as to tighten the filaments and open the electrodes 6 against the action of the springs 4, the electrodes moving from the bold line position to the broken line position shown in the drawings. The instrument can then be applied to the foetus, releasing the tool 1 allowing the electrodes 6 to grip the test area.
Patent GB-1324369-A (GB)
Title: Fluid flow control valves and sealing devices therefor
IPC: F16K3/24
Filed: 1969-12-18
Abstract: 1324369 Valve seals DOWTY SEALS Ltd 2 Dec 1970 [18 Dec 1969] 61852/69 Headings F2B and F2V A sealing device for a valve comprises a resilient sealing-ring 31, Fig. 1, e.g. of rubber, and an interlocked supporting ring 38 of harder material, e.g. nylon or plastics. A modified sealing device is as shown in Fig. 3. The sealing device, in use, is located in the valve between ports 13 and 14, Fig. 1, and is held in place by spacers 24 and 25. A slidable valve member 19 has a portion 21 of reduced diameter which is not engageable by the sealing ring and thereby permits flow between the ports when in the position shown in the lower half of the Figure. The valve may have more than two ports 13 and 14 and two or more sealing devices.
Patent GB-1333941-A (GB)
Title: Production of iron and steel
IPC: C21B13/00
Filed: 1970-04-20
Abstract: 1333941 Making iron and steel FOSECO INTERNATIONAL Ltd 19 April 1971 [20 April 1970] 18694/70 Heading C7D Iron ore is melted, possibly by passage through an oxy-propane flame and then sprayed into an atmosphere of hydrogen or other reducing gas; preferably hydrogen at 30-50 Torr. The product may then be sprayed into an atmosphere of oxygen at a pressure less than 10 Torr. To remove impurities such as C, Mn, Si.
Patent GB-1355000-A (GB)
Title: Integrated continuous process for olefin production
IPC: C07C11/02
Filed: 1972-10-11
Abstract: 1355000 C 12 -C 22  ethylene polymers JEFFERSON CHEMICAL CO Inc 11 Oct 1972 46940/72 Heading C5E An integrated process for making C 12 -C 22  α-olefins and C 12 -C 20  vinylidene olefins comprises: (1) catalytically polymerizing ethylene with an organo-metallic catalyst (e.g. AlR 3 ) by the growth-displacement reaction, separating the catalyst from the polymerization effluent and separating the α-olefin product mixture into 3 fractions, e.g. by distillation: (a) C 6 -C 12  α-olefins, (b) C 12 -C 22  α-olefins which is recovered and (c) C 22 -C 28  α-olefins ; (2) dimerizing fraction (a) with an organometallic catalyst (e.g. AlR 3 ) to form a vinylidene polymerization effluent containing catalyst; (3) diluting this effluent with fraction (c) from (1); (4) separating C 12 - C 20  vinylidene olefins from the diluted effluent and recycling the remaining effluent containing the catalyst to the growth-displacement catalyst in (1). The growth-displacement reaction may be carried out at 150-300‹ C. and 3,000- 6,000 psig, and the dimerization reaction at 140-300‹ C. and 600-3,000 psig.