baber/WOPTO huggingface dataset:
Patent ES-379855-A1 (ES)
Title: Synthesis of urea
IPC: C07C273/04
Filed: 1970-05-20
Abstract: A process in which urea is synthesized comprises feeding to and reacting in a heat-recovery zone 7 maintained at urea-synthesis pressure, CO 2 and NH 3 to form a reaction mixture containing ammonium carbonate, the NH 3 /CO 2 molar feed ratio not exceeding 4 : 1, removing all of or some part of the heat of reaction from zone 7, then feeding the reaction mixture and any remaining NH 3 into a urea-synthesis zone 12 maintained at a urea-synthesis pressure to form urea, and maintaining the temperature in zone 12 substantially constant by adjusting the relative amounts of NH 3 fed to zone 7 and zone .12 e.g. through control valve 9 operated by a servomotor in response to the outlet temperature of autoclave 12.
Patent ES-387455-A1 (ES)
Title: Fuel injection system for internal combustion engines
IPC: F02M41/02
Filed: 1971-01-20
Abstract: In a fuel injection system, in order to prevent an intake air sensor to transmit those forces to a fuel control valve which are generated upon sudden thrusts of air in the engine intake tube, there is provided a valved passage which connects intake tube portions upstream and downstream of the intake air sensor and which opens in response to a predetermined pressure differential prevailing across the intake air sensor.
Patent ES-388664-A1 (ES)
Title: Process for the recovery of ammonium sulphate from it aqueous solutions contaminated by organic substances
IPC: C01C1/24
Filed: 1971-02-26
Abstract: A process is disclosed for the recovery of ammonium sulphate from its solutions contaminated by organic substances, wherein the ammonium sulphate solution containing the organic impurities is treated by the addition of nitric acid in such a quantity that its concentration in the mother solution of the subsequent evaporation phase does not exceed 15 percent by weight the solution thus treated being then subjected to evaporation and the crystallized ammonium sulphate being subsequently separated from the mother solution and from the organic impurities.
Patent ES-396452-A1 (ES)
Title: 2-amino-4,5,7,8-tetrahydro-6h-thiazolo-or oxazolo(5,4-d) - azepines - as hypotensive, antiphlogistic, sedative and bechic agents
IPC: C07D513/22
Filed: 1971-10-28
Abstract: Cpds (I) and their salts. (where R1 is H, 1-4C alkyl opt. substd. by OH, allyl, cycloalkyl, hexahydrobenzyl, phenyl, phenethyl or benzyl opt. substd by 1 or 2 halogen, 1-3-MeO, Cf3 or 1-3C alkyl, R2 is (when X is S) H, 1-5C alkyl, allyl, cycloalkyl, phenyl, benzyl, or phenethyl, and (when X is O) H) are prepd by reacting a hexahydroazepin-4-one with a urea or thiourea in the presence of halogen or a halo hydroazepin-4-one with a urea or thiourea or a 4-alkoxy-tetrahydroazepine with a thiourea in the presence of a halogen or by reducing (I R1 or R2= acyl) by hydroxyalkylating (I R1=He with an epoxide or by diacylating a 6-acylamino deriv. of (I). Thus 1-benzyl-5-bromohexahydro-1H-azepinone-(4)-and thiourea gave (I R1=benzyl R2=N, X=S).
Patent ES-402725-A1 (ES)
Title: Embossed card reader
IPC: G06K13/08
Filed: 1972-05-13
Abstract: The disclosure relates to a card reader for reading embossed indicia cards utilizing an optical scanner of the embossing which scans various parts of the indicia by means of reflection of light therefrom, reflection being dependent upon whether or not an embossment appears at that point. Fiber optic devices are utilized to conduct the optical scanning. The card is accurately located in the card carriage by means of a knife edge which abuts the extreme upward or downward row of indicia along the entire length thereof to accurately position the indicia relative to the read head. The card reader also includes an ejector device for ejecting the card after a reading has beem completed.
Patent ES-410858-A1 (ES)
Title: Apparatus for moving thread guide devices of textile machines
IPC: D03C3/20
Filed: 1973-01-22
Abstract: An apparatus for moving thread guide devices of textile machines wherein two traction elements are provided which move to-and-fro in a translatory fashion in opposition to one another between two terminal positions, these traction elements being coupled with one another by a connection element and via the latter acting upon the thread guide devices. A stationary retaining or holding element is associated with each traction element and each such retaining element selectively retains the associated traction element in one terminal position in accordance with a control program.
Patent ES-416364-A1 (ES)
Title: Production of organic sulphoxides
IPC: C07B45/04
Filed: 1973-06-27
Abstract: Production of organic sulphoxides by the action of sulphoxides of lower molecular weight on organic sulphides in which the reaction is catalysed by one or more substances capable of supplying hydrogen ions to the reaction medium. The process permits yields to be obtained which exceed 90 percent, and the sulphoxide which is obtained is practically free from sulphone.
Patent ES-417971-A1 (ES)
Title: Dibenzazecines
IPC: C07D491/04
Filed: 1973-08-17
Abstract: Dibenzazecines of the general formula:
Patent ES-426084-A1 (ES)
Title: Cooler system for rotary kiln and method
IPC: F28C3/10
Filed: 1974-05-08
Abstract: A method is disclosed for intensifying the cooling of hot granular material exiting from a series of cooler tubes mounted in planetary fashion around a rotary drum by introducing a cooling liquid into the cooler tubes in a manner such that the liquid contacts the hot granular material as it passes therethrough and the heat of evaporation of the liquid intensifies the cooling of the material. A planetary cooler system for cooling material exiting from such cooler tubes is also disclosed in which means is provided for introducing cooling liquid preferably in the form of a spray so as to contact the material exiting from the cooler tube and intensify the cooling of the granular material as it passes through the cooler tubes.
Patent ES-435418-A1 (ES)
Title: Pack for packaging fragile articles
IPC: B65D65/40
Filed: 1975-03-07
Abstract: A pack or container for the storage and transportation of fragile articles such as eggs, light bulbs and the like comprises a laminate consisting of a corrugated band or strip and a covering band secured together to give spaced troughs extending transversely of the material, there being spaced, parallel slits in the material extending in the longitudinal direction thereof, the slits extending wholly through the covering band to define separate side-by-side strips thereof and only partially through the corrugated band to define side-by-side strips of such band joined together at the peaks of the corrugations. The junctures form fold lines extending longitudinally of the packing material about which, upon erection of the pack, transversely adjacent regions provide mutually inclined walls defining pockets to receive the articles.
Patent ES-439017-A1 (ES)
Title: Pyrimidines
IPC: C07D239/34
Filed: 1975-06-30
Abstract: Compounds having the formula PROCESS FOR THE PREPARATION OF SUCH COMPOUNDS WHICH COMPRISES REACTING A COMPOUND HAVING THE FORMULA:
Patent ES-443624-A1 (ES)
Title: Protective antigen from pertussis, process for its preparation and products containing this antigen
IPC: C07K14/005
Filed: 1975-12-18
Abstract: The present invention provides a protective antigen from Bordetella pertussis, a process for its preparation by extraction of the pathogens and furthermore products, especially pertussis vaccines, which contain this antigen.
Patent ES-444328-A1 (ES)
Title: Method and apparatus for preshrinking cloth
IPC: D06C21/00
Filed: 1976-01-15
Abstract: A cloth web preshrinking apparatus is disclosed including an inlet roller, a heated drum and a blanket (usually a felt type endless blanket) running on the inlet roller and then onto an outer face of the drum. A first initial outer surface of the blanket is stretched and then compacted. A cloth web is introduced into frictional contact onto the first surface of the blanket as it is stretched and the cloth web is then preshrunk as the first surface is compacted. A smooth strong flexible sheet of Teflon coated resin bonded glass fiber material (in the form of an apron or endless ribbon at least as wide as the cloth web) presses the cloth web onto the inlet roller and thereafter the sheet extends in contact with the cloth web on an upper face thereof onto the outer face of the drum.
Patent ES-461735-A1 (ES)
Title: Chipboard or plywood hot press material handling system - uses suction heads and belt conveyor on wagons for insertion
IPC: B27N3/22
Filed: 1977-08-19
Abstract: The press for chipboard, plywood or fibrous material with surfaces to be heat treated, and which require preheating before being compressed between the upper (6b) and lower (6a) press plates, includes a handling system designed to ensure the correct dwell time for preheating. The stacked material (1) is inserted between the press plates by a suction wagon (4) which travels inwards from one side, assisted by a belt conveyor (7) on another wagon (5) which travels inwards from the other side. The suction wagon also employs gripping jaws (9). Both wagons are then retracted, and also the track (2) on which they travel, during the pressing operation. During preheating the material can be supported by rods (12) located between the press plates.
Patent ES-465969-A1 (ES)
Title: Electrocatalysts and a method for the preparation thereof
IPC: B01J23/40
Filed: 1978-01-13
Abstract: Electrocatalysts which may be used in the preparation of electrodes for electrochemical cells such as fuel cells comprise a carbonaceous pyropolymer having the surface thereof impregnated with at least one catalytically active metal. The electrocatalysts may be prepared by treating a refractory inorganic oxide with a pyrolyzable organic compound at pyrolysis conditions to form a carbonaceous pyropolymer on the surface of said refractory inorganic oxide. Thereafter the composite may be impregnated with a soluble salt of at least one catalytically active metal and thereafter the composite may be leached to remove the refractory inorganic oxide. Alternatively, the composite may be leached to remove the refractory inorganic oxide prior to impregnation with the catalytically active metal.
Patent ES-467031-A1 (ES)
Title: Method and apparatus for the charging and supervision of a battery
IPC: H02J7/00
Filed: 1978-02-16
Abstract: Method and apparatus for the charging a battery which as a stand-by supply is connected to the output of a controllable rectifier supplying a load measures the charging current from the rectifier to the battery at certain instants in order to obtain the change of the charging current, the current value at each measuring instant being stored and, after that, the value being compared with the value of any of the previous measuring instants. The result of this comparison is used as a control condition for a controllable rectifier in order to determine the output voltage from the rectifier.
Patent ES-469806-A1 (ES)
Title: Monitoring the conduction cutoff phase angles in rectifiers
IPC: H02M1/08
Filed: 1978-05-12
Abstract: In order to monitor the conduction cutoff phase angles of a plurality of controllable rectifiers arranged in two groups in a rectifier bridge, a signal proportional to the angle for each rectifier is stored in a respective sample and hold member after each occurrence of a positive blocking voltage at that rectifier, and the minimum of the currently stored signals is observed.
Patent ES-475252-A1 (ES)
Title: Reversing apparatus
IPC: F16H37/06
Filed: 1978-11-20
Abstract: A gear train including an internal gear is combined with a forced synchronized clutch and a hydraulic coupling to form a reversing apparatus for ship propellers.
Patent ES-475278-A1 (ES)
Title: Method for making a complex protective coating.
IPC: B29C48/335
Filed: 1978-11-21
Abstract: 1. A method for applying protective complex coating layers for hoses and channels, characterized by the extrusion from two or several extruding machines (1, 1') of bands of various natures (5, 6) passing thereafter into a single die (3) for forming a band having a single thickness and juxtaposed parallel longitudinal sections of various products used for the coating, said operation being followed by the helical winding of said band on the tubular element (8) to be coated, the helical winding being carried out such that a lower layer (10) of same nature, in one or several thicknesses, is formed on the tube as well as an outer layer (11) of a different nature.
Patent ES-476068-A1 (ES)
Title: Circular knitting machine for stockings or the like, having raising cams which can be moved both radially and angularly
IPC: D04B9/46
Filed: 1978-12-15
Abstract: In a circular knitting machine having needle and/or jack butts at different levels, control cams for the butts are selectively movable radially of the needle cylinder, and angularly. Radial movement of the control cams causes the cams to act selectively on all of the butts, on only the upper butts, or on none of the butts, and angular movement of the control cams causes the control cams to effect, selectively, raising of the butts, partial raising of the butts, or raising of none of the butts.
Patent ES-476299-A1 (ES)
Title: Aqueous dispersion of polymers containing polar groups and amide groups with poly(alkylene oxide)
IPC: C08F246/00
Filed: 1978-12-22
Abstract: This invention relates to aqueous dispersions of synthetic polymer particles, particularly those used as film-forming media in surface coating compositions. The problem of maintaining under moist conditions the adhesion to a substrate of a film formed from a surface coating composition having such an aqueous dispersion as a film former can be substantially overcome by using a dispersion wherein the film-forming polymer comprises (a) polar groups selected from amine, ureido and thioureido groups (b) a proportion of monomer units derived from acrylamide and methacrylamide, and (c) a proportion of poly(alkylene oxide). The proportions of these components present by weight of the film-forming polymer are at least 0.3% of (a), at least 0.3% of (b), at least 0.5% of (c) and from 1.4-9.0% of (a)+(b)+(c). These aqueous polymer dispersions may be used in interior or exterior surface coatings.
Patent ES-478157-A1 (ES)
Title: Mixing Machine Particularly Suitable for Food Products
IPC: B01F15/00
Filed: 1979-02-28
Abstract: A mixing machine comprises an annular bowl 12 into which depends a stirrer 17 rotatable in an arm 22, via a belts 14, 16, a shaft 15 by means of a motor 13, the arm 22 being rigid with a column 20 encircling shaft 15 whereby the stirrer is arranged to perform a planetary motion around the axis of the shaft 15. The motor and all the elements of the transmissions means are carried by the bowl 12, and the bowl itself is pivotally mounted in a casing 10, and is guided for movement by projections 34 which can slide vertically in locators 33 in the casing and which can serve as horizontal pivots in formations 36 disposed at the tops of locators 33, so that after food products have been stirred in the bowl 12 with the latter in a vertical lowered position within the casing, the bowl can be raised automatically, by way of a cable mechanism or a rack and pinion device, from the casing and then pivoted to one side to tip the food product therefrom.
Patent ES-478517-A1 (ES)
Title: Substituted alpha -Halomethyl Phenylalanines
IPC: C07C237/20
Filed: 1979-03-12
Abstract: Novel pharmaceutically useful compounds of the formula < IMAGE > and pharmaceutically acceptable salts and individual optical isomers thereof, wherein Y is -CH2F, -CHF2, -CH2Cl or -CHCl2 R1 is hydrogen, (C1-4alkyl)carbonyl, (C1-4alkoxy)carbonyl or -CO-CHNH2-R27 wherein R27 is hydrogen, alkyl of 1 to 4 carbon atoms, benzyl or p-hydroxybenzyl R is hydroxy, alkoxy of 1 to 8 carbon atoms, -NR7R8 wherein R7 and R8 are the same or different and are each hydrogen or alkyl of 1 to 4 carbon atoms or -NH-CHR9-COOH wherein R9 is hydrogen, alkyl of 1 to 4 carbon atoms, benzyl or p- hydroxybenzyl and R2, R3, R4, R5 and R6 are various combinations of hydrogen, methyl, ethyl, tert-butyl, halogen, trifluoromethyl and OR10 wherein R10 is hydrogen, alkyl of 1 to 8 carbon atoms, (C1-6alkyl)carbonyl, benzoyl or phenyl (C1-6alkyl)-carbonyl or R3 and R4 together are methylenedioxy.
Patent ES-479072-A1 (ES)
Title: Alpha-N-acetyl-L-phenylalanine-L-arginine-ethyl ester, process for its preparation and its use as a diagnostic agent for kallikrein.
IPC: G01N33/48
Filed: 1979-03-29
Abstract: The new compound acetylphenylalanyl-arginine ethyl ester (Ac-Phe-Arg OEt) and its acid addition salts are used in the diagnostic determination of the content of Kallikrein. In view of the role of Kallikrein in regulating blood pressure or the renal function, the reliable determination of small amounts of Kallikrein such as occur in urine, saliva or glands is important but has been difficult to achieve. Ac-Phe-Arg OEt and its esters provide a substrate for use in such determinations and allow a significant improvement in accuracy.
Patent ES-480247-A1 (ES)
Title: N,N-dimethyl-O-pyrazolyl esters of carbamic acid, process for their preparation and their use as insecticides.
IPC: A01N43/56
Filed: 1979-05-04
Abstract: N,N-dimethyl-O-(3-substituted-pyrazol-5-yl)-carbamic acid esters of the formula < IMAGE > in which R is hydrogen or optionally substituted alkyl, R1 is alkyl, and n is 1 or 2, which possess arthropodicidal properties.
Patent ES-483241-A1 (ES)
Title: Information extractor for the selective visualization of data stored in a monitoring memory
IPC: H04M3/08
Filed: 1979-08-08
Abstract: Data pertaining to the operation of a signal-processing system are written in zones of a central read/write memory which are either permanently or temporarily allocated to respective peripheral units to be monitored and which are each divided into a plurality of phases accommodating multibit words. An interface unit, designed to read out the contents of one or more phases of a memory zone allocated to a chosen peripheral unit and to transfer them to a kinescope or a printer for visualization, includes a buffer store connected to the memory and controlled by a command circuit which responds to several selectors receiving the output signals of an address counter identifying the several memory zones and phases. In the case of temporary allocation, each peripheral unit has a three-word code entered in predetermined phases of the allocated zone which can thus be identified by one of the selectors of the interface unit.
Patent ES-486559-A1 (ES)
Title: Tamper proof metallic container having a cover locked by a padlock.
IPC: E05B67/38
Filed: 1979-12-03
Abstract: A metallic container is disclosed which is to serve, in particular, for storing valuable building site tools and can be locked using a conventional padlock, in which case, however, the padlock is not hooked into fittings mounted on the outer wall of the container, as is otherwise customary, but in fittings which are arranged in a space (30), which is only accessible via a hand-sized hole (28) in the container wall, inside the container, so that, although the padlock is sufficiently accessible to the hand inserted through the hand-hole (28) for the purpose of normal opening and closing, on the other hand, however, due to the surrounding, unauthorised opening by means of tools which are customarily available on building sites is made exceptionally difficult.
Patent ES-8103106-A1 (ES)
Title: Process for the preparation of diorganomagnesium compounds.
IPC: C07B61/00
Filed: 1980-02-18
Abstract: A method of preparing a di-organo-magnesium compound of the formula R2Mg in which R is an organic radical bonded to Mg by carbon, comprising reacting magnesium hydride MgH2 or magnesium and hydrogen with an olefin in the presence of a catalyst comprising a compound of a transition metal of the 4th to 8th secondary group and an organometallic compound or a hydride of a metal of the 1st to 3rd principal groups of the periodic system. Advantageously there is also present a polycyclic aromatic compound or a tertiary amine as activator and the reaction is effected in the presence of tetrahydrofuran as solvent at a pressure of about 1 to 300 bars at about 0 DEG to 200 DEG C., the atomic ratio of Mg:transition metal being from about 104 to 10:1, the molar ratio of transition metal compound:organometal compound or metal hydride being from about 0.1 to 10:1, the molar ratio of olefin:magnesium being from about 2 to 10:1 and the olefin being of the formula CH2=CHR' wherein R' is H or an alkyl, cyclo-alkyl, aryl or aralkyl group.
Patent ES-8103070-A1 (ES)
Title: Guanidinothiazole compounds, and medical compositions containing them
IPC: C07D277/38
Filed: 1980-03-05
Abstract: Novel guanidinothiazole compounds of the general formula < IMAGE > wherein R represents a hydrogen atom or a lower alkyl group, Y represents a sulfur atom or a methylene group, m and n each represents an integer of 1-3, A represents the group shown by < IMAGE > (wherein R1 represents a hydrogen atom, a cyano group, a carbamoyl group, a ureido group, a hydroxyl group, a lower alkoxy group, a lower acyl group, an acylamino group, an arylsulfamoyl group, an aralkyl group or a carboxymethyl group, an arylsulfamoyl group, an aralkyl group or a carboxymethyl group, R2 represents a hydrogen atom, a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a cyano group or a lower acyl group, and R3 represents a hydrogen atom, a lower alkyl group, a hydroxyl group or a sulfamoyl group), and the pharmacologically acceptable acid addition salts thereof these compounds are useful as gastric acid secretion inhibitors.
Patent ES-8101346-A1 (ES)
Title: Error correction circuit using character probability
IPC: H04N7/03
Filed: 1980-04-24
Abstract: An error correction circuit in a television receiver for receiving, for example, Teletext information, Viewdata information or information of comparable systems. The codes representing symbol information received by the receiver are classified into one out of two or more classes in dependence on the frequency of their occurrence, this classification being an indication of the extent to which it is probable that a received code is correctly received. In FIG. 1, a picture text television receiver has a receiving section, audio and video amplifiers 4 and 9 and a picture tube 10, 11. A text decoder 21 receives symbol information which is stored in a store 25 for display. An error detector circuit 40 including a comparison circuit 43 and two parity circuits 41 and 42, and checks for parity between newly received and already stored symbol information. A reliability circuit 60 is also included.
Patent ES-8104780-A1 (ES)
Title: A process for the preparation of striking surfaces for matches.
IPC: C06F3/08
Filed: 1980-07-11
Abstract: The invention relates to a process for making striking surfaces wherein red phosphorus, abrasive agents, and binders which are in the form of aqueous urea/formaldehyde or melamine/formaldehyde-condensates, are made into an aqueous suspension which is applied on to a striking surface substrate. More particularly, the suspension, based on the solid matter content of the condensates used as binder, is admixed with 5 to 20 weight %, calculated as solid matter, of an agent cross-linking the amine resin, the cross-linking agent being a polyester or copolymer produced by subjecting an acryl and/or methacryl ester to copolymerization with vinyl acetate in a ratio by weight of 1:9 to 9:1. A pH-value within the range 6.5 to 8.0 is established in the mixture, in the event of the cross-linking agent being a copolymer, or a pH-value within the range 7 to 11 is established, in the event of the cross-linking agent being a polyester.