baber/WOPTO huggingface dataset:
Patent GB-772309-A (GB)
Title: Improvements in or relating to a process and apparatus for heating a vertical chamber coking oven with a single gas generator and for combining supplementary gas producti on therewith
IPC: C10B3/02
Filed: 1954-12-21
Abstract: 772,309. Vertical retort furnaces. BLEYER, K. Dec. 21, 1954,.No. 36977/54. Class 51 (2). A combined gas producer and vertical chamber coke oven comprises the gas producer 3a disposed below supplementary vertical coking chambers 1 heated by the sensible heat of the gas generated in the producer, the vertical chamber coke oven 11 heated by combustion of the gas generated in the producer, and recuperators 17 having waste gases flues 16. The chambers 1 discharge their coke into the producer 3a, where it is divided into narrow columns by partitions 3 comprising sloping plates 7 supporting T-section grate bars carrying perforated tubes 4 supplying air, and tubes 6 supplying steam or water to the fuel bed. Gas from the producer passes through, and may be partially burnt in, heating flues 2 disposed between the supplementary chambers 1, and then enters a flue 14 from which it is discharged into heating flues 15 disposed between the chambers 10 of the oven 11 where combustion is completed. Air ports 18 are provided in the flues 2 for the combustion which takes place in the flues 14 and 15, and further air supplied by a fan (not shown) which also supplies the tubes 4, may be introduced into the lower parts of the flues 15. Waste gases from the heating flues 15 pass by a flue 13 into the top heating flues 12 for the supplementary chambers 1 and then into the recuperator flues 16. Rich gas from the oven chambers 10 passes through ports 21 into the oven chambers 1 from which it is led off by pipes 19. Part of the rich gas may be mixed with the producer gas before it enters the heating flues 2.
Patent GB-893772-A (GB)
Title: Apparatus and method for producing flat glass
Inventor: LONG BERNARD
IPC: C03B15/04
Filed: 1960-10-28
Abstract: 893,772. Drawing sheet glass. GLACES DE BOUSSOIS. Oct. 28, 1960 [Oct. 30, 1959], No. 37071/60. Addition to 851,264. Class 56. In apparatus as in the parent Specification the glass drawing chamber has a solid anti-friction layer lining in contact with the melt. A ceramic material, a substance consisting of at least one nobel metal or graphite containing less than 0.05 % by weight of TiO 2  and Fe 2 O 3  are suggested materials. As shown in Figs. 2 and 3, the drawing chamber 5 is formed from blocks 8, 11 and 6 of refractory material, the side blocks 11 being insulated by walls 16 and the floor blocks 8 being cooled by a spray from pipes 15. Graphite slabs 10, 12 and 12a cover the inside faces of the blocks 8, 11 and 6 respectively and the upper surfaces of blocks 11, 6 and slabs 12, 12a lie below the surface 3 of the melt 1 and bevelled slabs 13, 13a of refractory material cover such upper surfaces to prevent oxidation and deterioration of the graphite. The end slab 12 and bevelled covering slab 13a may be dispensed with. In place of the covering slabs 13, 13a, pipes 22, 22a (as in Fig. 5) of porcelain or silicon carbide give a blanket of preheated, non-oxidising gas such as nitrogen over the exposed edges of the graphite blocks 12, 12a. As shown in Fig. 5, the end wall 6 is lined with a graphite block 23 shaped to divert the lower membrane 17 of glass gradually upwards and rearwardly to join the surface membrance 3 at 19 to form the sheet 2, the upper surfaces of slabs 12 and block 23 being protected by gas from pipes 22, 22a. Specification 875,553 also is referred to.
Patent GB-1323210-A (GB)
Title: Bis-benzothiazolyl compounds
IPC: C08G75/32
Filed: 1971-08-06
Abstract: 1323210 Bis-(chlorobenzothiazolyl) compounds AQUITAINE TOTAL ORGANICO 6 Aug 1971 [7 Aug 1970] 37073/71 Heading C2C [Also in Division C3] The invention comprises heterocyclic compounds having either of the formulµ wherein J is a single covalent bond joining the two heterocyclic ring systems, a bivalent non- metallic element or a bivalent group. The compounds may be prepared by 1: (a) dirhodanizing a phenylene diamine; (b) cyclizing to form a bi-(2-aminothiazolic) derivative; (c) diazotizing and decomposing to form the desired compound; 2 (a) converting a bis-(o-ohloronitro) aromatic compound into bis-(o-aminothiophenate); (b) converting this to a bis-aminoxanthate; (c) cyclizing in acid medium to a bimercaptan; (d) chlorinating; 3 (a) as 1 (a); (b) converting the product to bis-(o-aminothiophenate); (c) as 2 steps (b)-(d); 4 (a) as 1 stages (a) and (b); (b) converting the product to bis-(o-aminothiophenate); (c) continuing as method 2 stages (b)-(d). Specified bivalent non-metallic elements J are O, S, Se, and groups J specified are where R 1  and R 2  are H, aliphatic, alicyclic or aromatic hydrocarbon radicals. Compounds specified are 6,6<SP>1</SP>-bi-(2-chlorobenzothiazolyl), 6,6<SP>1</SP> - bi - (2 - chlorobenzothiazolyl) sulphone, 6,6<SP>1</SP> - bi - (2 - chlorobenzothiazolyl) ether, 5,5<SP>1</SP> - bi - (2 - chlorobenzothiazolyl) sulphone, and 5,5<SP>1</SP> - bi - 2 - chlorebenzothiazolyl) ketone. Also disclosed is the condensation of 6,6<SP>1</SP>-bi-(2- chlorobenzothiazolyl) sulphone with phenol to form 6,6<SP>1</SP> - bi - (2 - phenyloxybenzothiazolyl)- sulphone.
Patent GB-1178286-A (GB)
Title: High Power Multicavity Velocity-Modulated Beam.
Inventor: SCHMIDT ROBERT CHARLES
IPC: H01J25/12
Filed: 1967-08-11
Abstract: 1,178,286. Klystrons. VARIAN ASSOCIATES. 11 Aug., 1967 [16 Sept., 1966], No. 37082/67. Heading H1D. In a klystron amplifier comprising a plurality of cavity resonators 6, Fig. 5, to which an electron beam is coupled through gaps 11 between drift tubes 9, instability is avoided by tapering the ends of the drift tubes outwardly and By reducing the ratio of beam diameter ON to tube diamter Dt. The ends of the drift tube may be serrated to inhibit the multipact or effect. The klystron may comprise four cavity resonators, Fig. 1 (not shown), with an input coupling loop in the first and an output loop in the last connected to a coaxial line output, the cavities being tunable by means of capacitive tuning plates (15) bridging the gaps 11.
Patent GB-1173452-A (GB)
Title: Improvements in and relating to Bearing Materials
Inventor: BARTHEL WOLFGANG
IPC: F16C33/20
Filed: 1967-08-12
Abstract: 1,173,452. Bearing material. WISSENSCHAFTLICH-TECHNISCHES ZENTRUM AUTOMOBILBAU HOHENSTEIN-ERNSTTHAL. 12 Aug., 1967, No. 37157/67. Heading B2K. A bearing material is adhered to a support material by applying a solvent for synthetic resin other than PTFE on to the support material, applying to the solvent the bearing material comprising a pulverulent or granular mixture of PTFE, lead and a synthetic resin other than PTFE, pressing the mixture, heating the mixture, solvent and support material to condense the synthetic resin and to evaporate the solvent to cause the bearing material to adhere on the support material. The support material may be a metal sheet; the solvent may have butyl acetate as a base e.g. a mixture of butyl acetate and cyclohexanone; the resin may be a phenolic resin with a resol base; the mixture, solvent and support material may be heated to between 110 and 135‹C; and after heating a pressure of 100 Kp/cm<SP>2</SP> and a temperature of 175‹C may be applied to the bearing material. The bearing material may be reduced e.g. by machining, to the required thickness and the material may then be heated beyond 327‹C to transform the crystalline structure of the PTFE after which it may be compressed at a pressure of 1000 Kp/cm<SP>2</SP> with or without prior heating to between 100 to 200‹C. The bearing material may contain between 25 to 40% by wt. PTFE e.g. 30% PTFE, 13% phenolic resin and 57% lead. Waste material from the machining is re-used by mixing it with pulverulent or granular bearing material. A first mixture of PTFE, lead and synthetic resin may be applied to the solvent, and subsequently a second mixture of PTFE, lead, synthetic resin and waste material is applied to the first mixture.
Patent GB-922518-A (GB)
Title: Improvements relating to water cooled skid rails
IPC: F27D3/02
Filed: 1960-10-28
Abstract: 922,518. Water-cooled skid rails. STEIN ATKINSON STORDY Ltd., JOHN SUMMERS & SONS Ltd., and J. F. R. JONES. Oct. 17, 1961 [Oct. 28, 1960], No. 37204/60. Class 51 (2). A water-cooled furnace skid rail of tubular form has a transverse cross-sectional shape in which the vertical axial length is greater than the horizontal axial length when measured at the mid-point of the height of the section. The rail may be of oval, triangular or pear-shaped cross-section. As shown, each skid rail 1 is supported in a slot formed in saddles 3 which are welded to transverse supporting rails 5, the saddles serving to resist turning movement of the skid rail about its longitudinal axis.
Patent GB-1042972-A (GB)
Title: Improvements in or relating to means for anchoring prestressing cables
Inventor: BROADHURST FREDERICK PEOVER
IPC: E04C5/12
Filed: 1962-10-02
Abstract: 1,042,972. Post-tensioned reinforced concrete. SIMON-CARVES Ltd. Sept. 9, 1963 [Oct. 2, 1962], No. 37253/62. Heading EIV. In a method of post-tensioning a concrete structure, an anchor member 30 contained within a recess in the face of the structure is pulled to obtain the required tension in a plurality of cables 26 attached thereto, and synthetic resin 38, e,g, an epoxy resin, which may include a filler of hard material, is injected into the recess inwardly of the anchor member, said resin setting to hold the anchor member and retain the tension in the cables. The recess is provided by the inside of a casing 12. The synthetic material 38 is injected through a tube passed through a duct 31 in the anchor member 30. The anchor member 30 is externally threaded to receive an auxiliary member 40, Fig. 3 (not shown) which is pulled to apply the tension to the cables 26 and is locked in position to hold the tension until the resin has set. After removal of the auxiliary member cement grout 72 is applied to form a flush finish. In a modification, Fig. 5 (not shown) an anchor member of frusto-conical form is disclosed.
Patent GB-1270994-A (GB)
Title: Rolling mill apparatus
Inventor: DOMEIKA THOMAS CHARLES
IPC: B21B39/08
Filed: 1969-07-24
Abstract: 1,270,994. Rolling mills. GENERAL ELECTRIC CO. 24 July, 1969 [29 July, 1968], No. 37327/69. Heading B3M. An assembly 10 for spraying a cooling and descaling liquid on to a rolled product includes a frame 11 through which the product passes, the frame being tilted, in response to the position of a looper 34 (Fig. 2), to maintain the liquid spray at right-angles to the product. A frame and looper may be associated with each stand of a continuous mill, the frame being pivoted at 21 to the stand and being pivotable by a motor 23. The liquid, which may be water, passes through the hollow interior of the frame. A compensated position regulator circuit (Fig. 3, not shown) controls each motor 23 in response to two input signals derived respectively from the angular position of a looper and of the frame. Manually adjustable potentiometers in the circuit permit a lead time or delay to be provided in the rotation of the frame, relative to the reaction time of the looper.
Patent GB-1282597-A (GB)
Title: Amino-polysiloxanes
IPC: C08G77/388
Filed: 1969-07-25
Abstract: 1282597 Amino siloxanes; R.T.V. composition UNION CARBIDE CORP 25 July 1969 [26 July 1968] 37392/69 Heading C3T  An amino siloxane has the general formula wherein Y is -NX 1 X 2 , X 1  being H or a C 1-6  alkyl group and X 2  being a phenyl or C 1-6  alkyl group, R is Y or a C 1-6  alkyl group, R<SP>1</SP> is H or a phenyl or C 1-6  alkyl group, and R<SP>2</SP> is Y or as R<SP>1</SP>, n is 3-5000 and m is 0-20,000. It may be made by reaction of a primary or secondary amine with a siloxane containing at least 3 SiH groups, as disclosed in Specification 1,282,598 or with a chlorosiloxane. It may be used for waterproofing paper, leather and cellulosic fabrics, as a processing aid for polysiloxane rubbers, for treating fillers for rubbers, and as a cross-linking agent in room-temperature vulcanizing (R.T.V.) polysiloxane compositions. In Examples 1-5 trimethylsilyl-terminated polysiloxanes containing MeHSiO and Me 2 SiO, EtMeSiO, or Me 2 SiO plus Ph 2 SiO units are heated i.p.o. a Pt catalyst with excess Me 2 NH, PhNH 2  or Et 2 NH to give aminosiloxane products. In Example 6 an R.T.V. composition is obtained by mixing a dimethylamino-terminated polydimethylsiloxane with ground quartz, diatomaceous earth, the dimenylamino siloxane product of Example 1 and alpha chloropropionic acid.
Patent GB-1186409-A (GB)
Title: Improvements in or relating to Fluidic Devices
Inventor: DAVISON ERNEST
IPC: F15C1/04
Filed: 1967-08-15
Abstract: 1,186,409. Fluid digital systems. SHORT BROS. & HARLAND Ltd. 14 Aug., 1968 [15 Aug., 1967], No. 37431/67. Heading G4P. [Also in Division G3] Electrostatic fields generated selectively in pure fluid devices control the flow of a field responsive fluid. The bi-stable switch shown in Fig. 2 is provided with pairs of electrodes 22, 23 -34, 35 which, when temporarily energized, restrict the flow of fluid therebetween to control the passage of fluid to outlet channels 13, 14. The Specification also describes a number of proportional amplifiers and a diode (see Divisions G2-G3).
Patent GB-344507-A (GB)
Title: Improvements in or relating to platens for printing and addressing machines
IPC: B41L47/42
Filed: 1929-12-06
Abstract: 344,507. Printing -machines. ADDRESSOGRAPH CO., 901, West Van Buren Street, Chicago, U.S.A. Dec. 6, 1929, No. 37514. Convention date, Feb. 25. [Class 100 (ii).] Addressing-machines ; platen machines; tripping- arrangements.-A platen comprises separate sections and a single cam-device for moving the sections into operative position, singly and in turn, or simultaneously. In the arrangement shown in Figs. 1 and 4, platens 16, 17 are slidably mounted in a head 13 adjustably secured to a rocking arm 10. The platens are connected to springs and have cam faces 16<1>, 17<1> co-operating with cams 22, 22<1> on a shaft 19. An arm 23 on the shaft carries rollers 24, 24<1> co-operating with an abutment 31 on an arm 25 pivoted on a support 9 and connected to springs 29, 30. When the arm 10 rises, the roller 24 or 24<1> co-operates with the abutment or a recess 32 therein to rock the shaft, and the platens are alternately projected into operative position by the cams 22, 22<1>. For repetition printing by either or both platens, the shaft is moved axially to cause the rollers to clear the abutment, and is then turned to the right or left or into mid-position. The shaft is held by a spring-ball 21, and by a detent 40 secured to the arm 22 co-operating with recesses 41, 42, 43 in the platens. Each platen is provided with the detachable cushion-plate 34 described in Specification 344,526. Specification 294,477, [Class 100 (ii), Printing processes &c.], also is referred to.
Patent GB-884662-A (GB)
Title: Improvements in or relating to automatic advance-adjustment devices for fuel injection pumps
IPC: F16D3/10
Filed: 1959-11-05
Abstract: 884,662. Automatically adjustable couplings. SOC. PARISIENNE DE CONSTRUCTIONS MECANIQUES. Nov. 5, 1959 [Nov. 6, 1958], No. 37524/59. Class 80 (2). [Also in Group XXVIII] An automatic advance-adjustment device for fuel injection pumps coupling the engine drive shaft to the fuel pump drive shaft comprises a shaft 7, carrying a flange 6, which is a force fit on the drive shaft of the fuel pump. A sleeve 8 is pivotally mounted on the shaft 7 and has driving fingers 10 engaged by the engine driven shaft. Two weights 13 are mounted on pivots 12 secured to the flange 6 and have recesses 14 engaged by sliders 15 pivoted to the sleeve 8. Leaf springs 19a, 19b, 19c are bolted to the weights 13 and engage a casing 20 secured to the flange 6 or a floating ring contacting the casing 20. As the speed of the engine increases the weights move and through the sliders 15 rotate the sleeve 8 relative to the shaft 7 to vary the timing. The provision of several leaf springs enables one to come into use additionally to the one or ones in use giving a practically linear variation between speed and angular adjustment.
Patent GB-1485143-A (GB)
Title: Method and apparatus for the controlled loading of a building former for radial ply tyres having rubberised steel cord plies
IPC: B29D30/30
Filed: 1974-08-28
Abstract: 1485143 Supply steel cord plies to a tyre building drum DUNLOP Ltd 28 Aug 1974 [6 Sept 1973] 37547/74 Heading B7C Steel cord breaker plies are placed in a carrier strip 2, e.g. of linen and wound together with the strip on to a spool. Subsequently, the spool 3<SP>1</SP> is placed in a servicer and the strip is wound from the spool on to a spool 15<SP>1</SP>. During this winding the plies are removed from the strip by a roll 20<SP>1</SP> containing an electromagnet and advanced on to a roller track 10. The plies are then advanced along the roller track and a transfer roller track 11 to a forming drum 8, the tracks incorporating electromagnetic rollers, and the drum having magnetizable surfaces. As illustrated, electromagnets (12), (Fig. 3, not shown), assist in retaining the plies on the strip during initial winding, and electromagnets 19<SP>1</SP> retain the plies on the strip during winding of the latter on to spool 15<SP>1</SP>. Plies from a spool 3 are similarly transferred to a roller track 14, and an electromagnetic device 30 for transferring plies from track 14 on to track 10 is indexable along guide 21. Electromagnetic elements 38, 39 are arranged in two sets, each set being movable transversely of track 10 e.g. by hydraulic, pneumatic, electrical or mechanical means to enable each ply to be correctly positioned prior to application to the drum. The speed of rotation of a magnetizable roller of track 11 is controlled so that a ply passing to the drum is not subjected to tension. Each driven roller comprises a cylindrical jacket 43 of non-magnetic material housing an electromagnet. The latter comprises a U-section iron core 44, 46, 47 with a coil 45, the windings of which extend longitudinally of the roller. Each portion 46, 47 carries at its free edge a set of axially spaced iron fingers 48, the fingers of the two sets alternating longitudinally of the roller. Each element 38, 39 comprises a U-seotion iron core (49) (Fig. 9, not shown) with two interleaved sets of fingers (50), and the surface (51) defined by the fingers form an abutment for a ply when the element is energized.
Patent GB-1565069-A (GB)
Title: Tank turrets
IPC: F41H7/00
Filed: 1976-09-10
Abstract: The greatest part of the turret of the armoured vehicle is located within the hull; only a small dome (3a) with a viewing window (13) projects above the hull. The dome carries a large-calibre gun by means of vertically arranged bearing cheeks (6) fastened to the dome. Large angles of inclination of the gun upwards and downwards can thereby be achieved. A part of the turret located within the hull has a bearing ring (1a, 1b, 1c), by means of which the turret is mounted in the live ring (5) of the hull. Only a single column (10) projects downwards from the bearing ring. This column (10) is arranged eccentrically relative to the axis of rotation of the turret and carries a platform (9) and a seat for the gunner. The column is of curved cross-section and also serves as a rear wall for the seat (8). The space underneath the turret dome (3a) is thus effectively utilised and easily accessible for the crew. <IMAGE>
Patent GB-846405-A (GB)
Title: Thermally insulated cabinets
Inventor: HILL ALAN CHARLES
IPC: B29C51/04
Filed: 1957-12-04
Abstract: 846,405. Refrigeration. PRESSED STEEL CO. Ltd. Feb. 25, 1959 [Dec. 4, 1957], No. 37737/57. Class 29 [Also in Group XV] A refrigerator cabinet is made by forming a box 1 of insulating material e.g. foamed synthetic plastic material, pressing it into a heated sheet 5 of synthetic thermoplastic material to deform the sheet so that it enwraps the sides of the box, and bringing the sheet into close contact with the outer surface of the box by a vacuum forming operation to form the outer wall. As shown box 1 is mounted on a member 3 which is moved down towards sheet 5 held by supports 6 after heaters 7 have been removed, so that the sheet enwraps the box sides. Vacuum is then applied by duct 8 to the box interior and by reason of apertures 2 or the porosity of the insulation is applied to the inner surface of the sheet to apply it to outer surface of the box. An inner thermpolastic sheet 12 held by holders 13 is then pressed into the box held in a form 10 and a hole 9 is cut in sheet 5 in alignment with hole 11' in form 10. Vacuum is applied to holes 9, 11 to apply sheet 12 to the inner surface of the box to form the cabinet liner. Alternatively it may be applied by pressure. Hole 9 is then sealed and the edges of sheets 5, 12 sealed together at 14, flange 16 serving for the attachment of a similarly formed door. A reinforcing frame e.g. of wood may be secured around the door opening prior to application of sheets 5, 12. Battens to form shelf supports may be fixed to the inner surface of box 1 prior to the 'application of sheet 12.
Patent GB-375258-A (GB)
Title: Improvements in or relating to the ports of internal combustion engines
IPC: F02B75/02
Filed: 1930-12-15
Abstract: 375,258. Cylinders. RENAULT, L., 8, Avenue Emile Zola, Billancourt, Seine, France. Dec. 15, 1930, No. 37822. Convention date, Feb. 19. Void [Published under Sect. 91 of the Acts]. Drawings to Specification. [Class 7 (ii).] In a two-stroke cylinder having opposed terminal inlet and exhaust ports, the belt of inlet ports extends over more than half the cylinder bore and the height of the exhaust ports is small compared with that of the inlet ports.
Patent GB-1477169-A (GB)
Title: 3 phase electrical machine and static converter
IPC: H02P27/04
Filed: 1974-08-29
Abstract: 1477169 Converting SIEMENS AG 29 Aug 1974 [6 Sept 1973] 37885/74 Heading H2F A three-phase static converter for supplying a three-phase, four wire motor is controlled so as to produce phase currents having a waveform of the form shown in Fig. 5 containing appreciable, e.g. third harmonic. The flat peak of the waveform prevents excess current through the controlled rectifiers, the power being maintained by the increased width of each half-cycle. The waveform may also contain sixth and ninth harmonics. The resulting rotating flux is said to be constant if the motor is provided with a neutral link to carry the harmonics. Controlling cycloconverters.-Fig. 8 shows how the appropriate waveform may be derived and supplied to a converter (Figs. 6 and 7, not shown) in which the output current waveform is monitored and compared with the required reference input waveform. Three-phase sine waves are supplied at 23R ... 23T and fed to limiting amplifiers 21R ... 21T of unity gain in their non-limiting condition. Differential amplifiers 22R ... 22T compare the input and output waveforms of the respective limiting amplifiers and produce outputs only when they are not limiting, which outputs are fed back to the other two limiting amplifiers so as to increase the width of each half-cycle.