baber/WOPTO huggingface dataset:
Patent GB-894383-A (GB)
Title: Process for the production of siliceous fillers
IPC: C09C1/42
Filed: 1960-04-04
Abstract: 894,383. Calcined kaolin. FARBENFABRIKEN BAYER A.G. April 4, 1960 [April 6, 1959], No. 11885/60. Addition to 866,326 and improved upon by 869,966. Class 1(3) In the process of the parent Specification and Specification 869,966, wherein silica, silicates, or silicate minerals are calcined by introduction into and suspension in an upwardly rising turbulent current of hot gas at 500‹-1000‹C. for a period of 1 second or less, the calcined product, when kaolin is treated, is subsequently treated at 600‹-1000‹C. with gaseous Cl 2 . Kaolin which has been calcined as in the parent Specification, is separated from the hot gases in a heat-insulated cyclone and stored in a heat-insulated silo below the cyclone. Kaolin from the silo is transferred to a brick-lined chlorinating chamber under subatmospheric pressure, down which it trickles countercurrent to the Cl 2 . The Cl 2  may be preheated and the treatment removes ferric oxide as chloride. The chlorination product may be subjected to another calcination at 1000‹ C.
Patent GB-1010681-A (GB)
Title: Improvements relating to tyre valves
IPC: F16K15/20
Filed: 1964-03-20
Abstract: 1,010,681. Valves. ETABLISSEMENTS PINGEOT-BARDIN. March 20, 1964 [May 10, 1963], No. 11935/64. Heading F2V. A valve suitable for bicycle tyres has a resilient valve member 3 carried in a groove 4 between a flange 5 and a coned part 6 of a stem 10, the larger diameter of the cone being smaller than the diameter of the valve member but greater than the smaller diameter of a conical seat 2. The stem is threaded at 8 to receive a locking nut 9, and the valve may be spring-loaded.
Patent GB-675651-A (GB)
Title: Improvements in preparation of materials having vitamin e activity
IPC: A61K31/355
Filed: 1946-04-18
Abstract: A tocopherol concentrate is separated from soya beam oil in which, it is stated, a  and b  tocopherols constitute about 90 per cent of the tocopherol content, in a respective ratio of about 2 to 1.  It is then treated according to the process described and claimed in Specification 629,649, viz. one which introduces an alkyl, aryl or aralkyl group, into the 5 position of a  tocopherol.  The tocopherols may be separated from soya bean oil by high vacuum unobstructed path distillation in a gravity flow or centrifugal force high vacuum still; by chromatographic adsorption from solutions of the oil in hexane or in low eluting power solvents such as petroleum ether or carbon tetrachloride, or of higher eluting power such as benzene, ether, methanol or acetone by passage through a column containing an adsorbent such as silica gel, sodium, aluminium silicate or aluminium or magnesium oxide, and subsequently eluting the adsorbed tocopherol with the same or another solvent; or by extraction with a solvent substantially immiscible with the soya bean oil at the temperature of extraction, such as methyl or ethyl alcohol or furfural and separation of the solution from the oil and evaporation of the solvent.  After treatment, according to this process, the tocopherol concentrate may be added back to the soya oil where the latter is to be used as food.  Specification 634,128 also is referred to.
Patent GB-125478-A (GB)
Title: Improvements in Apparatus for Wireless Telegraphy.
IPC: H04W88/02
Filed: 1916-08-24
Abstract: 125,478. Marconi's Wireless Telegraph Co., and Pletts, J. St. V. Aug. 24, 1916. Condensers; frequency, changing.-A condenser of variable capacity is formed of a series of stationary semi-circular plates g between which similar movable plates h are oscillated or rotated. The movable plates h are carried on a shaft b which oscillates under the control of a spring d and fly-wheel c, or may be rotated in one direction. The shaft b also carries an inductance coil f connected in series with a stationary coil e, the combined inductance of the coils, and the capacity of the condenser, being thus varied in a periodic manner so as to vary the natural frequency of the circuit in which they are connected.
Patent GB-754482-A (GB)
Title: Improvements in and relating to bolt and like anchoring devices
IPC: E21D21/00
Filed: 1954-04-27
Abstract: 754,482. Anchor-bolts. ANCIENS ETABLISSMENTS GOLDENBERG & CIE. April 27, 1954 [April 28, 1953], No. 12097/54. Class 89(1). An anchoring device, e.g. for mine roofs, comprises a rod 1, Fig. 1, provided at one end with an expanding head and at the other end with tightening means, e.g. threads 2 to receive a nut 3, the head including at least two independent shells 15, 16 with separating ramps A, B, C, D co-operating with at least two sets of cams 5, 13 fixed to the rod, the shells being held in position on the rod by yieldable means 20. The shells interengage by tongues 21 and grooves 22,. and are supported by faces 17 engaging the upper side of cams 13, so that teeth 23 on the skirt project for engagement with the wall of bore 25. As rod 1 is drawn out of the bore by turning nut 3, cam 13 first causes spreading of the shells by moving between ramps B, D, until cams 5 engage between ramps A. C, Fig. 5, and the shells are pressed against the bore wall, and tongues 21 leave grooves 22. If further clamping pressure is required the rod may be withdrawn until the lower surfaces 8 of cams 5 engage the tongues 21 and projections 35. Further tightening of nut 3 causes increased deformation of the shells and further penetration thereof into the bore wall. The two or more sets of cams may operate simultaneously or successively, and two or more heads may be provided on one rod. Further cams 10, 11 ease entry of cams 5 between ramps A, C.
Patent GB-916799-A (GB)
Title: A horizontal centrifuge
IPC: B04B3/06
Filed: 1960-04-06
Abstract: 916,799. Centrifugal strainer separators. KLOCKNER-HUMBOLDT-DEUTZ A.G. April 6, 1960 [April 10, 1959], No. 12193/60. Class 46. A horizontal centrifuge for extracting water from fine-grained material consists of a sieve drum 47, 48 which both rotates and vibrates axially; the drum shaft, 2 to 5, Fig. 1, is mounted in bearings 6, 7, beyond one of which (7, Fig. 6,) the shaft is connected through annular rubber springs 26 and a bearing 22 to an eccentric 20; the drum shaft at the other end includes a spider 3 providing entry of material to the drum from a feed pipe 10. To connect the drum to the shaft two annular rubber springs 35, 36, (Fig. 1,) are provided; spring 35 is connected to spider 3 by a metal sleeve 37, and to the end wall 50 of the drum by a metal sleeve 39; similarly spring 36 is connected to a spider 43, 44, (Fig. 5,) and, by ribs 51, to an annular disc 49 which joins the two parts 47, 48 of the sieve drum. The ribs 44 of spider 43, 44 are extended so as to carry shock absorbers 46, (Fig. 5,) which by regular sudden deceleration of the drum ensure progressive movement to the right of the contents of the drum.
Patent GB-273443-A (GB)
Title: Improvements in engineers' and architects' scales
IPC: G01B3/04
Filed: 1926-05-12
Abstract: 273,443. Coward, E. S. May 12, 1926. No Patent granted (Sealing fee not paid). Scales.-A base 1 is adapted to be used with a number of different interchangeable scales 2 which are secured to the base in the form shown by screws passing through key-hole slots 3 formed in the scale. Alternatively, the scale may be secured to the base by a cap passed over the end of the base and having spring arms to grip the scale. The base mav be made hollow to act as a receptacle for extra scales.
Patent GB-179197-A (GB)
Title: Improvements in high specific speed water turbines
IPC: F03B3/04
Filed: 1922-05-01
Abstract: 179,197. Akt.-Ges. der Maschinenfabrik von T. Bell et Cie. May 2, 1921, [Convention date]. Screw motors; Working-fluid supply.-The rotor of a high-speed water turbine is provided with, at most, three helical blades of varying axial pitch and of such length that the length of a stream line on the blade is greater than the circumferential pitch of the blades in the corresponding stream-line surface. The water flows through guide-vanes 4, which may be movable for controlling the turbine, to a space H and passes thence to the rotor, which is shown with only one blade 1, and finally passes to a suction tube. The axial pitch of the blade decreases towards the exit end, the entrance angle being greater than the exit angle. The exit area of the fully open guide-vanes should equal 3 II r<2>, r, being the smallest radius of a chamber 2 enveloping the rotor, and the height B of the guide-vanes should at least equal r. The guide-vanes may be arranged axially or obliquely instead of radially as shown.
Patent GB-1103754-A (GB)
Title: Method of producing l-glutamic acid
IPC: C12P13/14
Filed: 1965-03-23
Abstract: L-Glutamic acid is prepared by fermenting an aqueous nutrient medium containing a paraffinic hydrocarbon as a carbon source with a micro-organism capable of converting hydrocarbon into L-glutamic acid, there being also present in the nutrient medium at least one of thiamine, Vitamin B12, para-aminobenzoic acid and biotin.  Specified micro-organisms are those of the genera Corynebacterium, Arthrobacter, Micrococcus and Brevibacterium, as exemplified by Corynebacterium hydrocarboclastus ATCC. No. 15592 and Arthrobacter simplex ATCC. No. 15799.  Using the above growth promoters overgrowth may be controlled by using specified concentration ranges or by use of penicillin or higher fatty acid inhibitors.
Patent GB-899634-A (GB)
Title: Improvements in or relating to rotating magnetic apparatus
IPC: H02K7/06
Filed: 1957-04-15
Abstract: 899,634. Magnets. BROOKE, W. M. July 15, 1958 [April 15, 1957], No. 12251/57. Class 35. A series of magnets 6 are rotated about an axis 1 on a carrier (not shown) which permits some radial movement. The centrifugal force acting on the rotating magnets is opposed by stationary arcuate magnets 2, 3 and 4, 5, the latter pair being weaker than the former and insufficient to nullify the centrifugal force. As a result the rotating magnets move on a small radius between poles 2 and 3 and a wide radius between magnets 4 and 5 producing inertia effects. Electromagnets may be used.
Patent GB-1308545-A (GB)
Title: Phosphonitrilates as flame-retardants in ravon
IPC: C08G79/025
Filed: 1970-03-13
Abstract: 1308545 Phosphonitrilic compounds FMC CORP 13 March 1970 [25 April 1969 14 July 1969] 12253/70 Addition to 1153955 Heading C2P [Also in Division C3 Various fire-retardant compounds having the general formula in which R and R<SP>1</SP> each represents the same or different alkyl or alkenyl radicals having from 1 to 6 carbon atoms, or arylalkyl or aryl radicals, the aryl radicals having from 6 to 10 carbon atoms, and n is an integer of at least 3 and in which either at least one of the oxygen atoms of the repeating unit is replaced by a sulphur atom or at least one of the OR or OR<SP>1</SP> groups of the repeating unit have one or more halogen atoms attached to carbon toms of the R or R<SP>1</SP> radical are prepared. Thus, in Example I, the hexaethylmercapto derivative of trimeric phosphonitrilic chloride is prepared by reacting the latter with the sodium salt of ethyl mercaptan. In Example II the same conversion is performed upon a mixture of cyclic and linear phosphonitrile chlorides which have been prepared by reacting phosphorus pentachloride with ammonium chloride. In Example III the cyclic trimer of phosphonitrilic chloride is chloroethylated by reaction with ethylene chlorohydrin in pyridine and the same reaction is performed on a crude preparation of phosphonitrilic chloride polymer in Example IV. In Example V the 2,3-dichloropropyl hexaester of the cyclic trimer of phosphonitrilic chloride is prepared by the chlorination of the hexa-allyl ester.
Patent GB-109095-A (GB)
Title: Improvements in and relating to Elevated Tracks or Ways for Supporting Wheeled Carriers.
Inventor: MCCOLL ALEXANDER LOWE
IPC: B65G9/00
Filed: 1916-08-30
Abstract: 109.095. McColl, A. L. Aug. 30, 1916. Elevated railways.-Relates to constructing an overhead railway of supporting structures and rails of easily detachable parts. Running rails a, Fig. 1, are formed in lengths of inverted-U-section having upturned edges b on which the carrier c can run, the suspension hook k being connected to the carrier-wheel axles through " Shefko " bearings so as to allow of tilt. The track sections a are mounted in brackets 2 on the ends of crossbeams t of U-section. The beam t is carried by U-section uprights s and flat diagonals y, the lower ends of which are secured to brackets p secured to metal sleepers m, which are connected in pairs by stretcher bars w carried by the brackets. All the joints are made by bolts, wedges, or cotters so as to be easily disconnectible. Where a number of lines come together, the ends are attached to two traverser rails on which a traverser section runs, this section having a length of track similar to the main track so that the carrier can be moved from line to line. The traverser is provided with a catch for engagement with the terminal brackets of the lines.
Patent GB-542419-A (GB)
Title: Improvements relating to carriages for typewriting machines
IPC: B41J11/22
Filed: 1940-07-29
Abstract: 542,419. Typewriters. ROYAL TYPEWRITER CO., Inc. July 29, 1940, No. 12308. Convention date, Sept. 1, 1939. [Class 100 (iv)] Paper-carriages.-A supporting-rail for the carriage of a typewriter can float horizontally in opposition to resilient means, the arrangement preventing vibration from rendering uneven the letter-spacing movements, particularly when the typewriter is mounted on a shaky table. A'rail 5, Fig. 1, for supporting a carriage B and escapement-mechanism 20 therefor, is provided at each end with pads 6, 7 which rest on pads 3, 4 on brackets 1 secured to the framework A. Each pad 6 is provided with a screwstud 28 which enters an enlarged slot 26 in the pad 3 and is provided with a washer 30 which prevents vertical movement of the rail but permits horizontal movement thereof. U-springs D are secured to the rail by screws 33, and are adjustably secured to the pads 4 by screws 34 passing through enlarged slots 35. The springs maintain the rail in normal position but permit the rail to float horizontally under the influence of shocks, the movement being limited by the studs 28. The rail can be adjusted laterally by means of screws 41 mounted in the pads 4 and having grooves co-operating with pins on the pads 7. The springs D may be replaced by horizontally arranged double-U-springs which are connected at the ends to the rail and the brackets 1 and are disposed in depressions in the brackets. In another construction, each pair of pads 3, 6 is formed with mating cross-slots in which is mounted a double-U- spring. In the construction shown in Fig. 13, the bracket 1 is formed with a recess 68 receiving a projection 69 on the rail 5, and cushioning-springs D<SP>5</SP> are arranged between the projection and the walls of the recess. The springs may be replaced by rubber blocks. In another construction, each end of the rail is provided with a seat for a spring which abuts on a lug on the end of the bracket 1. In the construction shown in Fig. 6, the rail 5 is supported near each end by a spring D<SP>1</SP> consisting of two parts 44, 45 adjustably connected by screws 44a, the part 45 being adjustably connected to the rail by screws 47, and the part 44 being adjustably connected to the framework A by screws 49, 50. The openings 44b, 46, 51 are larger than the screws 44b, 47, 50, and thus permit the rail to be adjusted horizontally and vertically.
Patent GB-1455388-A (GB)
Title: Conveyor device for a packing machine for packing rod-like articles such as cigarettes
IPC: B65B19/24
Filed: 1974-03-20
Abstract: 1455388 Conveyers / wrapping machines HAUNI-WERKE KORBER & CO KG 20 March 1974 [28 March 1973] 12394/74 Headings B8A and B8C  A rotary conveyer 1 has a number of circumferentially equally spaced holders 2 for receiving cigarettes and wrappers at a station 8 and transferring them to a discharge station 14, and is indexed in steps greater than and an integral multiple of the spacing of the holders, the distance between the stations 8 and 14, as measured along the feed path, being greater than and a non-integral multiple of the length of a feed step of the conveyer. In this way the cigarettes and wrappers remain on the conveyer for more than one revolution thereof. As shown, the conveyer receives cigarettes and wrappers, open at one end, from hollow mandrels 7 of a turret 6 and passes them to the holders 19 on the turret 21 of a tab-applying machine. At stations 24, 26 the open ends of the wrappers are closed. The folding members for closing the wrappers may be pivotal or reciprocate on a bar.
Patent GB-588975-A (GB)
Title: Improvements in or relating to the manufacture of milk bread
IPC: A21D2/26
Filed: 1944-06-29
Abstract: In making bread, cakes and pastries from a dough containing liquid, evaporated, condensed or dehydrated whole or skim milk, liquid buttermilk or dehydrated buttermilk, there is added to the dough a mixture of minerals as in milk, of composition per cent: calcium citrate 23.6; mono-potassium phosphate 12.8; sodium chloride 10.6; potassium chloride 9.2; di-potassium phosphate 9.2; tri-calcium phosphate 8.9; di-calcium phosphate 7.4; potassium citrate 5.5; calcium oxide 5.1; magnesium citrate 4.0; di-magnesium phosphate 3.7, this mixture being added in quantity sufficient to produce a dough of pH7.  After adjustment of the dough to pH7 there may be added a medium in which lactic acid-producing bacteria, e.g., B.bulgaricus, have been allowed to proliferate, in quantity sufficient to produce a dough of pH 4.7-4.8, and a small quantity of diastatic enzyme, e.g., as diastatic malt may be added.  Defatted soya bean powder also may be incorporated in the dough.
Patent GB-493791-A (GB)
Title: Improvements relating to nickel and like metal strips
IPC: B21B1/22
Filed: 1937-05-01
Abstract: 493,791. Rolling sheets. BRITISH DRIVER-HARRIS CO., Ltd., and DRENNAN, J. May 1, 1937, No. 12486. [Class 83 (iv)] A rough surface is imparted to nickel and other metal strip or sheet of similar ductility by passing it along with rough surfaced paper, fabric or like non-metallic flexible strip through the rolls of a rolling-mill. Both sides may be roughened by having a paper strip on each side of the nickel strip. The strips may be led from and to spools and the strip tension may be variable. The metal strip is used when carbonized in thermionic valves.
Patent GB-377634-A (GB)
Title: Improvements in or relating to apparatus for use in ventilating
IPC: B63J2/10
Filed: 1932-05-02
Abstract: 377,634. Ventilators. MARSHALL, J., 11, Cogan Street, Pollokshaws, Glasgow. May 2, 1932, No. 12522. [Class 137.] An air outlet device comprising a Venturi nozzle or other air discharge member is associated with a diffusing and directing member adapted to be disposed either normally to the axis of the discharged air stream and spaced from the outlet or to be set at an inclination to the axis of the air stream whilst also being rotatable bodily around said axis. A plate 3, Fig. 1, attached to the lower wall of an air duct carries a fixed curved nozzle 1, the outlet 4 of which projects through the plate, and on the underside a fixed bearing ring 5 concentric with the outlet. A ring 6 rotatable on the ring 5 carries a depending pillar 7 to which is hinged an air diffusing and deflecting member 8. The air passage through the nozzle is controlled by a sliding valve plate 10, a guard or covering 12 enclosing the valve plate on the air duct side. The sliding valve plate may be replaced by a pivoted plate. In a modification the outlet nozzle is rotatable and the pillar carrying the deflecting member is rigidly attached to the nozzle. In one form, Fig. 6, the deflector is formed with upstanding lugs 26 slidably and rotatably connected by means of bolts and spring washers to fixed brackets depending from the nozzle and provided with slots 29. In a modified form of deflector, openings 33 are provided near the hinge to avoid any interference with the diffusing action.
Patent GB-808650-A (GB)
Title: Improvements in or relating to bottle corking machines
IPC: B67B1/04
Filed: 1957-04-17
Abstract: 808,650. Capsuling bottles. LYNCH, E. J. April 17, 1957 [April 30, 1956], No. 12554/57. Class 125(2). A bottle-corking machine, having a corking plunger 8 mounted on a sliding carriage 6 lowered by operation of a handle 26 and raised by a counterweight and a cork-compressor mounted on a bracket 3, is converted for crowning by removing the compressor and fitting a crowning die having a magnet for retaining the crown and actuated by the handle and sliding carriage. There is a clearance space between the magnet and the top of the crown. As shown, the die 30 with its permanent magnet 33 is carried on the undersurface of a plate 31 resiliently mounted on bracket 3 and engaged by the lower end of plunger 8 when handle 26 is actuated for crowning. In modifications, the die is mounted on the bottom of plunger 8 or on a stem replacing the plunger.
Patent GB-337371-A (GB)
Title: Improvements in screens for viscous masses
IPC: B28C1/20
Filed: 1929-04-23
Abstract: 337,371. Maschinenfabrik vorm. G. Dorst Akt.-Ges. Nov. 20, 1928, [Convention date]. Void [Published under Sect. 91 of the Acts]. Reciprocating sieves.-Apparatus for screening potters' slip and other viscous substances consists of a screen to which is imparted a quick movement in one direction and a slower return movement for the purpose of conveying the materials remaining on the screen to one part thereof. In the arrangement shown in Fig. 1, the screen 1 is suspended in an inclined position by spring hangers 2. The motion causes the settled material to move up the incline and discharge into a trough 4. In the, arrangement shown in Fig. 2 the screen is horizontal and the settled materials collect at one side and are removed as desired.
Patent GB-1413775-A (GB)
Title: Process for producing 2-keto-l-gulonic aicd
IPC: C12P7/60
Filed: 1974-03-21
Abstract: 1413775 2-Keto-L-gulonic acid SHIONOGI & CO Ltd 21 March 1974 [22 March 1973] 12643/74 Heading C2C 2-Keto-L-gulonic acid or a salt thereof is prepared by contacting 2,5-diketo-D-gulonic acid or salt thereof with a strain of the genera Brevibacterium, Arthiobacter, Bacillus, Staphylococcus, Micrococcus or Pseudomonas, or an extract or product of cells of these strains capable of producing the acid. The diketo acid may be obtained by oxidizing D-glucose by a microbial process. Brevibacterium, ketosoneductum ATCC 21914, Arthiobacter simplex ATCC 21917, Bacillus megaterium, ATCC 21916, and Staphylococcus aureus ATCC 21915, and Micrococcus dinitrificans IFO 12442, Micrococcus rubens IFO 3768, and Micrococcus roseus IFO 3764, and Pseudomonas chlorophis IFO 3904 are used in examples with conventional nutrient median. The product may be separated as free acid or salt. The product may be used in the preparation of ascorbic acid.