baber/WOPTO huggingface dataset:
Patent GB-283232-A (GB)
Title: Improvements in or connected with the fixation of atmospheric nitrogen
IPC: C01B21/30
Filed: 1926-07-06
Abstract: 283,232. Brightmore, J. July 6, 1926. Calcium nitrate.-A lime compound, preferably a mixture of hydrated lime with one-tenth its weight of calc spar, is subjected under pressure in a closed chamber to the conjoint action of air, preheated say to 900 F., superheated steam, and an electric current, whereby calcium nitrate is obtained. Preferably a catalyst is used, for instance, copper and zinc plates, or copper and nickel coils, which may also be connected to the electric leads and serve as electrodes. The nitration of the product may be completed by treatment under pressure in a second chamber with currents of hot air at 900 F., or alternately with hot and cold air currents, and with electric currents of greater strength. The nitrated product may finally be subjected to a compressed air blast which has been passed through an electric arc flame, and a jet or spray of water.
Patent GB-110821-A (GB)
Title: Improvements in and relating to the Distillation of Liquids.
Inventor: STALHANE OTTO
IPC: B01D1/00
Filed: 1916-11-27
Abstract: 110,821. Stalhane, 0., and Kring, O. O. Nov. 27, 1916. B u l k evaporators; evaporators and condensers in structural. combination; water, distilling.-A still 1 for water and other liquids is fitted with an electric heater 2 a n d is surrounded by a casing 4 into which the steam evolved in the still is discharged through an opening 16. The water to be distilled is supplied continuously to a funnel 10 formed with an overflow 11, and is led by a pipe 9 to a vessel 7 below the still. Here the water is heated by steam which is led by pipes 12 from the casing 4 to the double bottom 13 of the vessel 7. The heated water ascends to the still through a pipe 6. The distilled water flows away through a pipe 14.
Patent GB-732417-A (GB)
Title: Improvements in or relating to the finishing of textile fabrics
IPC: D06C23/00
Filed: 1953-06-19
Abstract: 732,417. Combined embossing and printing machines. HEBERLEIN & CO. AKT.-GES. June 19, 1953 [June 20, 1952], No. 17005/53. Class 100 (2). A textile finishing machine comprises an impression cylinder 13 for supporting a web W of textile fabric, an embossing cylinder 20 having raised portions 21, Fig. 3, on its surface adapted to bear against the impression cylinder and emboss the web passing between them, a printing cylinder 23 identical in size and surface configuration with the embossing cylinder 20 engaging the web after the embossing cylinder to project the raised portions 24, into the depressions in the web, inking rollers 27, 28, 29 furnishing colour to the portions 24 of the printing cylinder and means driving the cylinders so that their peripheral speeds are the same. A smooth roller may also be provided to apply colour to all parts of the web except the depressed parts. The pressure of the embossing cylinder may be adjusted by a screw 37 and a worm gear adjustment is provided to ensure correct register of the printing cylinder with the embossments on the web. The web may be previously treated with resin and the cylinder 20 may be heated to cure the resin during the embossing process and render the embossment permanent.
Patent GB-170095-A (GB)
Abstract: 170,095. Moffat, T. H., Gibson, W. J., and Robertshaw, C. W. July 10, 1920. Ticket systems and apparatus for recording and registering.- Relates to ticket-printing machines of the type described in Specification 155,990 and comprises a single rotary type-carrier for printing on both the ticket and the recordstrip, inking - means therefor, and means for preventing actuation unless a ticket is inserted. Duplicate type sets are provided on the carrier 7 to print on the inserted ticket below and the record-strip above, being set by bevel-gearing from a rotary head 25 reading against a fixed pointer 24. A lever 20 mounted on the head is employed to depress the hollow plunger 16 to compress springs 31<b> between a cross-head 31 carried bv the plunger and a fixed cross-plate 3 so as to allow springs 30 to print the ticket. On releasing the plunger the springs 31<b> print the record. The cross-head 11 carries a roll 35 so as to be locked against depression by a lever 34, Fig. 2, until the latter is pushed in by an inserted ticket so as to clear the roll and to bring its upper end into position for complete removal by engagement with a surface 31<a> on the cross-head 31 when the latter is depressed. A counter, bell, and record-strip feed are actuated from the cross-head 31. A pair of inking-pads 40, 41 fitted to an ink-containing tube 43 are linked to a disc 44, free on the spindle 10 and actuated by a link 46 pivoted to the fixed frame. Set-screws 45, 45<a> adjust the acting position of the pads.
Patent GB-791347-A (GB)
Title: Improvements in or relating to electric arc welding
Inventor: CRESSWELL ROBERT ARTHUR
IPC: B23K35/02
Filed: 1955-06-13
Abstract: 791,347. Welding by fusion; making electrodes; bending. BRITISH OXYGEN CO., Ltd. June 6,1956 [June 13, 1955], No. 17022/55. Classes 83 (2) and 83 (4). In gas shielded arc welding of a ferrous workpiece using a consumable-ferrous electrode, the shielding gas contains 80-100 per cent carbon dioxide and powdered deoxidants: are fed to the arc. The powdered deoxidants may be contained in a tubular electrode or may be fed from a hopper positioned ahead of the arc. The powder may include fluxes, binders, arc stabilizing agents and alloying agents. A specified powder composition is 0-20 per cent rutile, 1-6 per cent, manganese or ferromanganese, 1-3 per cent silicon or ferro-silicon, 0-2 per cent aluminium, 0-2 per cent titanium, 0-2 per cent zirconium and 65-95 per cent iron. For welding with alternating current, the powder may also contain 0.2-2 per cent mischmetal or 1-2 per cent zirconia. Other possible constituents are alkaline earth and rare earth metals and metal oxides, such as cerium lanthanum, barium and strontium, thorium, thoria, nickel, chromium, molybdenum, vanadium, mobium and ferro tetraium. The shielding gas may be carbon dioxide with 5-10 per cent oxygen or any mixture of carbon dioxide with up to 50 per cent of argon, helium or oxygen. The electrode is of soft iron or mild steel strip or wire. Where the powder is contained in the electrode the electrode is made by forming a groove in the strip, depositing the powder from a hopper and closing the strip by rolling: Alternatively the electrode is made from two strips 23, 20a, Fig. 2, by shaping by rolls 25, 22, respectively, to the grooved and flanged forms shown in Fig. 3, filling the groove formed in the strip 20a with powder from a hopper 13 and bringing the strips together between rolls 27 which bend the flanges of the strip 23 over the edges of the strip 20a as shown in Fig. 4.
Patent GB-458109-A (GB)
Title: Improvements in and relating to gas-fired bakers' ovens and the like
IPC: A21B1/14
Filed: 1935-06-13
Abstract: 458,109. Gas burners for bakers' &c. ovens. GUNSTON, D., and BAKER PERKINS, Ltd., Westwood Works, Peterborough. June 13, 1935, No. 17034. [Class 75 (i)] [See also Group XII] Relates mainly to means for heating the tube ends in a gas-fired Perkins bakers' or like oven. The combustion chamber, into which the tube ends project, is fired by a burner unit mounted in a chamber 12, the air supply to which is controlled by a butterfly valve 13 axially aligned with the gas valve 18 for simultaneous operation by a hand lever 21. The burner comprises nozzles 7 to the rear of short ferrules 9, into which they inject air entering the chamber 12 under control of the valve 13, the arrangement being such that the gas and air remain substantially unmixed till they reach the combustion zone. The gas nozzles are carried by a beam 14 connected by its bent ends to a beam 16 carrying the ferrules 9 and are supplied from a manifold 11 and the whole unit is readily withdrawable from the chamber 12. The exact control of the air supply is provided for by adjustment of the curvature of the wall 19 with which the valve 13 coacts.
Patent GB-1031695-A (GB)
Title: Store selection circuit arrangement
IPC: G11C11/06
Filed: 1965-01-14
Abstract: 1,031,695. Circuits employing bi-stable magnetic elements. OLYMPIA WERKE A.G. Jan. 14, 1965 [March 25, 1964], No. 1705/65. Heading H3B. [Also in Division G4] An arrangement for selecting one of a plurality of data stores comprises a blocking wire for each store, all the blocking wires being connected in series, the blocking wire of the store to be addressed being rendered ineffective by additional switching means. The arrangement has the advantage that less total current and/or switching means are necessary for store selection than if separate blocking windings were provided. As shown in Fig. 5, five stores 21-25 have a series threaded blocking wire 26 carrying a current of ¢i, where the x and y windings (not shown), which thread all the stores 21-25, each also carry a current of ¢i. To select a store such as 22, a corresponding switch such as a22 is closed to pass a current of ¢i opposing the blocking current in the selected store. In a modification, Figs. 6-7, the blocking wire of the selected store is by-passed by a short circuit connection effected by closing or changing over a switch.
Patent GB-572020-A (GB)
Title: Improvements in glazed windows for observation and other purposes
IPC: C03C27/02
Filed: 1943-10-18
Abstract: 572,020. Uniting metal to glass by heat. BRITISH THOMSON-HOUSTON CO., Ltd., and SCOTT. W. J., Oct. 18. 1943, No. 17066. [Class 36] [Also in Groups X and XXIII] A window for an inspection aperture consists of a metal member 4 in which is hermetically secured by fusion a sheet of glass 2 the thermal co-efficients of expansion of the glass and metal being approximately the same from normal to fusion temperatures. The member 4 may be recessed or tapered for reception of the glass and is secured to the body of a tank &c. by screwing or welding. The glass may be given a lens or other shape by pressing 'with a die: and may be polished or ground after mounting. Fig. 8 shows a resilient frame of channel section having an attachment flange 10. The member 4 may be electroplated with cobalt or copper &c. or enamelled and if copper coated may be borated to assist adhesion of the glass. A suitable glass for use with iron or steel comprises SiO2,48; ZnO11; BaO,19; CaF2,5; Na2O+K2O+LiO,17 per cent.; for use with an alloy of 54 per cent. Fe 28per cent., Ni 18 per cent. Co or with the alloy described in Specifications 358,934 or 449,807 [both in Group XXIII], the glass may comprise SiO2, 64.1 or 68.5! B2O3, 25.3 or 30; Al2O3, 1.8 or 0.0; Na2O+K2O+LiO, 8.5 or 1.5 per cent. The Provisional Specification also refers to a glass comprising SiO2,45; BaO,15; ZnQ,15 CaF2,5; K2O,14; Na2O, 6 per cent. Specification 462,600, [Group XL], also is referred to.
Patent GB-614010-A (GB)
Title: Synthesis of organic oxygen-containing compounds
IPC: C07C35/22
Filed: 1946-06-05
Abstract: Oxygen containing compounds, mainly aldehydes, are prepared by reacting an olefinic compound, carbon monoxide, and hydrogen at a pressure above 300 atmospheres (preferably 325-1500 atmospheres) in presence of a hydrogenation catalyst, and at a reaction temperature of 75-250 DEG  C.  The molar ratio of carbon monoxide to hydrogen may vary from 1 : 1.5 to 1 : 10, and the catalyst may be one containing nickel, cobalt, iron, copper, or ruthenium, promoted with thoria or manganese.  A solvent such as water (when unsaturated aldehydes are obtained), or cyclohexane, xylene, methyl formate, or diethyl ether may be employed.  The reaction vessel may be an autoclave or tubular reactor (in which temperature and pressure may not be uniform), and may be lined with silver, copper, metals which react to give carbonyls, glass, porcelain or inert metals.  The reaction may be batchwise or continuous.  Olefinic compounds specified are ethylene, propylene, butene-2, isobutylene, pentene-1, tetramethyl ethylene, di-isobutylene, cracked gasoline, or petroleum fractions, cyclohexene, butadiene, isoprene, polymerized dienes, styrene, alphamethyl styrene, vinyl cyclohexene, pinene, limonene, cyclohexadiene, dicyclopentadiene, allyl alcohol, allyl acetate, allyl ethers, methallyl alcohol, vinyl acetate, furan, methyl methacrylate or acrylate, methallyl propionate or methacrylate, methyl oleate, methyl vinyl ketone, methyl vinyl ether, cyclohexene, carboxylic acids, or esters thereof, acrolein, and in general hydrocarbons, esters, ethers, carboxylic acids, amides, aldehydes, ketones having an olefinic double bond.  The aldehydes obtained may be in the form of cyclic trimers, or may be hydrogenated to the corresponding alcohols, or by hydrogenation of the carbon monoxide, which takes place above 180 DEG  C., acetals may be obtained. Examples describe the manufacture of: (1) propionaldehyde (with some propanol) from ethylene; (2) n-and iso-butyraldehyde from propylene; (3) hexahydrobenzaldehyde and its trimer from cyclohexene; (4) methyl g -aldehydobutyrate from methyl acrylate; (5) a -methyl-b -ethyl acrolein and propionaldehyde from ethylene in presence of water; (6) g -cyanobutyraldehyde from allyl cyanide; (7) methyl formyl hexahydrobenzoate from methyl D 3-tetrahydrobenzoate; (8) tetrahydro furfuryl alcohol and unidentified aldehydes from furane; (9) d -hydroxybutyl acetate from allyl acetate; (10) unidentified aldehydes and alcohols from dicyclopentadiene, butadiene, tetramethyl ethylene, methyl oleate, and vinyl cyclohexene; (11) a -methyl butyraldehyde from butene-2.
Patent GB-493889-A (GB)
Title: Improvements relating to sieving or purifying machines
IPC: B02B1/02
Filed: 1937-06-19
Abstract: 493,889. Sifting-apparatus. SIMON, Ltd., H., FREROTTE, A., and PERMENTIER, P. R. DE. June 19, 1937, Nos. 17142 and 18411. [Class 117] In a sieving machine through the sieve of which upward air currents pass and carry light particles into troughs disposed over the sieve, aspiration is applied within the troughs to withdraw the light particles. In the form shown, groups of troughs g are disposed above and transverse to the vibratory sieve a and each group is connected by a duct n to an exhaust main o into which the liftings drawn into the troughs are carried by the air currents. The troughs form the sole exit for the lifting and the air above the sieve. Their cross-section tapers from one side of the sieve to the other and they are hinged so that they may be raised for sieve inspection. The framework of the machine may be hollow to form ducts serving as air passages and there may be a byepass enabling some air to reach the upper side of the screen without passing through it. The air supplied to the underside of the screen may be cleaned and conditioned as regards temperature and moisture content.
Patent GB-168462-A (GB)
Title: Improvements in or relating to stock indicating and recording machines
Filed: 1920-06-24
Abstract: 168,462. Kelly, W. M. June 24, 1920. Printing-surfaces.-Relates to means for indicating and recording the quantities of articles of trade or business stock in hand at any time; a visible indication is also given when the quantity of any article in hand is below or above a certain amount. As shown in Fig. 1, a spider-frame 12 is revolubly mounted in the support 10, and carries in its arms a series of revoluble drums 14, each of which bears on its surface a series of descriptive representations of the various articles, and quantity-indicating means associated with each representation. Fig. 7 shows a fragmentary view of one of the drums. The type 19 on the left - show, and are adapted to print, the number and description of the various articles, the descriptive numbers 27 being repeated in upright characters 29 on the end disc 16 of the drum. The drum also bears a series of numerals 20 arranged in groups, comprising in each left-hand group the digits 1 - - 9, and in the remaining groups the digits 1, 2, 3 - - 8, 9, 0. Further type 28 may be employed for indicating the origin of the articles. The various groups of numerals are intended to indicate (from the right) the units, tens, hundreds, &c. of the particular article, and for this purpose an underscore 22 in association with each group is adapted to be moved into position to indicate the effective numeral of its series. It can also be moved clear to the left of its series, so as to indicate that the quantity of the article in stock is less than that represented by the numeral 1 of that series, for example, less than 10, 100, &c. The end disc 16 is revoluble with respect to the drum, and is formed with a groove in its edge through which the type can be inserted. As shown in Fig. 4, the type 20 are formed with lateral grooves which engage with the heads of L-shaped type-retaining members 18 fixed in the drums. The underscore 22, Fig. 5, which carries the indicator rule 25, is formed with flanges 23, 24, which engage the upper and lower edges of the type, as shown in Fig. 4. In order to centre and retain the underscore in proper position, it is provided with a spring catch 44, adapted to engage in one or other of a suitable series of notches 45 in the retaining members 18. The spider frame 12, Fig. 1, is adapted to be rotated to bring any desired drum into gear with a pinion 33 on the hand-driven spindle 32, the frame being secured in this position by the engagement of the pin 35 in the corresponding hole 36. To obtain a printed record of the indications on the drum, paper from the roll 37, and a sheet 38 of transfer material from the roller 46 geared to the spring drum, are threaded between the drum 14 and a platen roll on the spindle 32, and the drum is then rotated by the handle 34. When the print has been taken, it is cut off, by a knife 39, &c., and deposited in the tray 41, the transfer material being automatically rewound on its roller 46.
Patent GB-1494466-A (GB)
Title: Tricyclo undec-2-ene
IPC: C07C1/00
Filed: 1976-04-28
Abstract: 1494466 Dihydroxytricycloundecane KAO SOAP CO Ltd 28 April 1976 [28 April 1975] 17284/76 Heading C2C [Also in Divisions C5 and A5] 2,3-Dihydroxy tricyclo[5,3,1,0<SP>3,8</SP>]undecane is prepared by reacting tricyclo[5,3,1,0<SP>3,8</SP>]undec-2- ene with a solution of osmium tetroxide in pyridine or with a mixture of formic acid and H 2 O 2  solution.
Patent GB-864251-A (GB)
Title: Fluid-tight piston seal
IPC: F16J9/00
Filed: 1959-05-21
Abstract: 864,251. Piston packings. SGARBOSSA, G. May 21, 1959 [May 21, 1958], No. 17293/59. Class 122 (1). A piston comprises packing-rings 3 of triangular or trapezoidal cross-section disposed in correspondingly-shaped recesses in a cylindrical body and each constituted by a plurality of separate segments arranged with their adjacent ends overlapping circumferentially of the piston. The cylindrical body is formed by a plurality of discs 1 which are peripherally recessed to receive the packing-rings between them and are held on either a conical shaft 13, Fig. 1, or cylindrical shaft 14, Fig. 2, by a nut and spring washer; a disc 12 of elastic material may be interposed between certain of the discs. In an alternative arrangement, the discs are mounted with slight play on a double-core sleeve on the shaft so that relative axial displacement of the discs under fluid pressure in the cylinder causes expansion of the rings 3. The adjacent ends of the segments of the rings meet at obliquelyinclined or tongue-and-groove joints.
Patent GB-170629-A (GB)
Title: Improvements in or relating to the lubrication of internal combustion engines
IPC: F16N39/00
Filed: 1920-06-25
Abstract: 170,629. Watson, J.A. June 25, 1920. Recovering waste lubricants.-The used lubricating oil of an internal combustion engine is freed from water, gasoline, and other volatible impurities by leading it through a strainer and a heating element into an air-tight chamber, the pressure in which is reduced by suction from the engine intake. Oil is drawn from the crank case 15 through a pipe 18, a coil 19 heated by the exhaust pipe 11, and a strainer 20 into a separating chamber B, Fig. 2, by the suction produced in the chamber by a pipe 21 connected to the engine intake 12 above the throttle valve 13. The oil percolates through screens 22 which expose a large surface of heated oil to the action of the vacuum. Vaporized impurities are drawn off through pipe 21 to the engine.
Patent GB-684677-A (GB)
Title: Improvements in methods of settling organic films on concave surfaces, especially for cathode ray tubes
IPC: H01J29/28
Filed: 1949-06-30
Abstract: In a method for applying thin films of organic material to concave surfaces by the process in which the film is formed on the surface of a supporting liquid resting within the concave surface and is settled on to the surface by draining away the supporting liquid, the concave surface is coated at least where an edge part of the film has to move over it appreciably during the settling, with a layer of material which reduces the tendency of said edge part of the film to adhere to the surface during the settling operation.  The material may be a water-repellent material such as petroleum jelly or di-2-ethyl-hexyl sebacate or butyl stearate, and the surface glass.  The water-repellent material may be applied and volatile solvent such as carbon tetrachloride and may be such that it is washed away by the supporting liquid during the tilting and draining operation.  The film may comprise nitrocellulose plastized with butyl phthalate and dissolved in butyl acetate.
Patent GB-1455403-A (GB)
Title: Dc mould assembly
IPC: B22D11/049
Filed: 1974-04-19
Abstract: 1455403 Continuous casting KAISER ALUMINUM and CHEMICAL CORP 19 April 1974 17366/74 Heading B3F An open-ended mould 10 (which may be horizontal and of Al or Cu) is positioned in a mould assembly by a spacer 19 in a coolant baffle 18 which is located in and may be integral with a jacket member 13, a part 15 of which, surrounding the mould 10, is urged into sealing engagement, e.g. with intervening 0-ring 32, with a flange 11 extending from the mould, there being conduits through the ridge 19 for passage of coolant from the space between the baffle 18 and the mould 10 on to the emerging casting (of Al). The spacer 19 is shown as a ridge integral with the baffle 18 but may be a separate member or integral with the mould 10. The mould may be square, rectangular or circular. The material of the 0-ring 32 has a durometer hardness of 25-80 and the mould flange 11 and coolant jacket 13 are urged together by quick-release fasteners 33, 34 and a clamping ring 35 to give less than 500 lbs. pressure between the flange and jacket. The ring 35 could be omitted and the elements 34 fixed to the mould flange 11. In the case of the horizontal mould, Fig. 6 (not shown), the mould flange and jacket are urged together by a screw and a ring (35). A shoulder on the ring (35) engages an orifice plate (80) through which the molten metal passes into the mould. Through a porous gasket (77) between the ring, plate and the mould flange, lubricant may be fed; alternatively, there may be gaps for the feed. The mould 10 may be replaced by one of different size. In which case, the baffle 18 is also replaced. In Fig. 2, to accommodate a mould 10 of smaller diameter, the baffle 18 has a surrounding flange. For a shorter mould, the ridge   19 is at the top of the baffle. Lubricant is fed to a groove 42 at the top of the mould by conduits 40, 41 in the jacket wall 15 and mould flange 11. The metal may be fed to the top of a vertical mould by way of a trough, Fig. 5 (not shown) and reservoir top of asbestos-silica composition made up of rings.