baber/WOPTO huggingface dataset:
Patent ES-458500-A1 (ES)
Title: Process for preparing modified silver catalysts
IPC: B01J38/48
Filed: 1977-05-05
Abstract: Silver catalysts providing improved selectivities for the oxidation of ethylene to ethylene oxide are prepared by (a) subjecting a catalyst comprising from about 1 to about 35 percent by weight of silver on a porous refractory catalyst support to a stabilization treatment, and (b) depositing from about 0.00004 to about 0.008 gram equivalent weights per kilogram of total catalyst of ions of one or more of the alkali metals potassium, rubidium or cesium on the stabilized catalyst.
Patent ES-461282-A1 (ES)
Title: Method of preparing 2,3-dichloroanisole
IPC: C07C67/00
Filed: 1977-08-02
Abstract: A new process for preparing 2,3-dichloroanisole comprises reacting 1,2,3-trichlorobenzene with an alkali metal methoxide preferably in the presence of methanol.
Patent ES-461737-A1 (ES)
Title: Process for the preparation of aqueous dispersions of polyurethanes
IPC: C08G18/48
Filed: 1977-08-19
Abstract: The present invention relates to a process for the preparation of aqueous dispersions or solutions of polyurethanes which have urea end groups and contain non-ionic hydrophilic segments and which are capable of being cross-linked with the aid of cross-linking agents which are reactive with urea groups, characterized in that prepolymers which have isocyanurate end groups and which (i) have an average molecular weight of less than about 15,000 and (ii) contain from about 2 to 30%, by weight, of ethylene oxide units corresponding to the following formula: -CH2-CH2-O- within a polyether chain (containing ethylene oxide units) are reacted at from about 10 DEG to 70 DEG C. with an aqueous solution of ammonia or with a primary amine, optionally dissolved in water, the aqueous solution of ammonia or the primary amine, optionally dissolved in water, being added to the prepolymer in the reaction vessel and the quantity of water used for dissolving the ammonia or primary amine being not more than about 10%, by weight, based on the total quantity of reaction mixture, and finally, after termination of the addition reaction between the free isocyanate groups of the prepolymer and the added ammonia or primary amine, the reaction product obtained is stirred with water at from about 10 DEG to 70 DEG C. to form an aqueous dispersion or solution having a concentration of from about 5 to 65%, by weight. The present invention also relates to the use of dispersions or solutions obtainable by the process according to the present invention for the production of cross-linked sheets by application of the dispersion to a substrate and drying, cross-linking of the sheet being ensured by the addition of a cross-linking agent capable of undergoing a cross-linking reaction with the urea groups either before, during or after application of the solution or dispersion to the substrate.
Patent ES-466609-A1 (ES)
Title: Apparatus for obtaining feedback signals for controlling a parameter of an arc welding machine
IPC: B23K9/10
Filed: 1978-02-03
Abstract: Apparatus is provided for controlling a parameter of an arc welding machine, such as the height and/or the lateral position of the welding tool. The apparatus includes a parallel circuit having first and second branches connected to a source of voltage, wherein the first branch includes the arc welding machine to be controlled, and wherein the second branch includes an electrical analog of the current-voltage characteristics of the welding machine when operating as desired. A differential amplifier is provided for comparing the current in the first and second branches and providing a parameter-indicative signal representing the current difference between the first and second branches. In addition, a control circuit is responsive to the parameter-indicative signal and is provided for adjusting various parameters of the welding machine, including the height of the welding tool and/or the lateral position of the welding tool.
Patent ES-466772-A1 (ES)
Title: Thermochemical treatment system and process
IPC: C23C8/36
Filed: 1978-02-08
Abstract: Thermochemical Treatment System and Process for the treatment of steel or steel alloys by ionic bombardment. Two successive stages of operation are involved in which during the first stage, a DC voltage is applied across the electrodes of a furnace so that the furnace operates at a point far enough away from the arc formation zone to prevent formation of an arc and lies in the zone of abnormal discharge. During the second stage, a succession of pulses of voltage pulses of high voltage but of limited energy is applied to the furnace electrodes, and the operating point of the furnace moves along the voltage-intensity curve to a limit point far enough away from the arc formation zone, so that no arc formation takes place.
Patent ES-468532-A1 (ES)
Title: Plant growth regulating compounds, compositions and methods
IPC: C07D295/205
Filed: 1978-04-04
Abstract: New compounds are described which are of value for regulating of plant growth, as well as compositions containing them and methods of using them, are described. The compounds have the formula: < IMAGE > in which R1 and R2 are each alkyl, alkenyl, alkynyl, cycloalkyl or optionally substituted phenyl or together with the nitrogen atom to which they are attached from a heterocyclic ring, Y is alkyl, alkoxy or halo, n is 0 or an integer 1 to 3, R3 and R4 are each methyl or ethyl, and X is one equivalent of an anion.
Patent ES-475760-A1 (ES)
Title: Apparatus for transmitting characters, applicable to a push button telephone set.
IPC: H03M11/16
Filed: 1978-12-06
Abstract: Device of the multifrequency code type, the set having a transmission circuit and a reception circuit for the signals of the multifrequency code, a display device (VS) for the characters used on transmission and on reception, and a code extension device (TEC) allowing several characters to be associated with each key, the transmission circuit transmitting a base-code multifrequency signal selected by actuating a key of the keypad and a multifrequency signal selected using the code extension device (TEC).
Patent ES-476149-A1 (ES)
Title: Method of forming microcapsules, microcapsular dispersion, and pressure sensitive recording sheet
IPC: B01J13/18
Filed: 1978-12-19
Abstract: A method of forming microcapsules having high heat resistance and low permeability which comprises the step of forming wall films of urea-formaldehyde resin around individual droplets of a hydrophobic oily solution through the polymerization reaction of urea and formaldehyde in the presence of carboxylated polyvinyl alcohol.
Patent ES-479320-A1 (ES)
Title: Self-aligning bearing assembly, and disk harrow with such an assembly
IPC: F16J15/32
Filed: 1979-04-05
Abstract: An agricultural disk harrow conventionally has a number of earthworking disks spaced along a shaft (14) by spools (42, 44) and the shaft (14) is supported in self-aligning bearings. To protect the bearings from dirt a resilient seal (58) is mounted on each outer race (50) and extends therefrom to make wiping contact with the corresponding inner race (48) and the bearing support (72). The seal may also contact the neighbouring spool (42 or 44).
Patent ES-8102577-A1 (ES)
Title: Production of cephalosporins
IPC: C07D501/22
Filed: 1979-11-29
Abstract: In the preferred embodiment of the present invention trimethylsilyl 7-trimethylsilyloxycarbonylaminodecephalosporanate was prepared by bubbling dry carbon dioxide into an anhydrous solution of trimethylsilyl 6-trimethylsilylaminodecephalosporanate and found to be a useful intermediate in the production of cefadroxil and cephalexin by its acylation in anhydrous media with the appropriate 2-phenylglycyl chloride hydrochloride. Other cephalosporins are produced by acylation of 7-trimethylsilyloxycarbonylaminoceph-3-em-4-carboxylic acids or esters having a variety of substituents at the 3-position.
Patent ES-8100238-A1 (ES)
Title: Substituted oxy-cyclohexylacetic acid derivatives
IPC: C07C59/13
Filed: 1979-11-29
Abstract: Novel substituted oxy-cyclohexylacetic acid derivatives as antihyperlipidemic agents are given. The compounds have the formula < IMAGE > (I) < IMAGE > (II) < IMAGE > (III) wherein n is 1 or 2 m is 0, 1 or 2 R1 represents a halogen atom, trifluoromethyl, a lower alkyl, a lower alkoxy, a lower alkylcarbonyl, dimethylphenylmethyl, cyclohexyl, phenyl, halogenophenyl, phenoxy or halogenophenoxy group, and two of R1 groups can be bonded to form an orthocondensed saturated alkylene ring Hal represents a halogen atom and R2 represents a hydrogen atom or a lower alkyl group.
Patent ES-486720-A1 (ES)
Title: Saddle-toroid deflection winding for low loss and/or reduced conductor length
IPC: H01J29/76
Filed: 1979-12-10
Abstract: A deflection yoke for deflecting the electron beam of a kinescope includes conductors, portions of which are saddle-wound and portions of which are toroidally wound for reducing the length of conductor required for deflection, for reducing losses due to leakage fields, or both.
Patent ES-8202706-A1 (ES)
Title: Contoured stamping die and method of manufacture thereof.
IPC: B21D37/20
Filed: 1980-02-08
Abstract: Die with ridge projections surrounded by concave surface portions (106, 107) and method for its manufacturing.
Patent ES-8103772-A1 (ES)
Title: process for their preparation and detergent compositions containing them.
IPC: C11D3/39
Filed: 1980-05-08
Abstract: A solid, dry composition is provided, comprising (a) an alkali metal alkylarylsulfonate and (b) the corresponding hydroperoxide obtained by hydroperoxidation of the alkali metal alkylarylsulfonate. A process for producing the composition, and detergents containing the composition as a bleaching agent are also provided.
Patent ES-8200487-A1 (ES)
Title: Light sensitive positive copying material with a matt surface.
IPC: G03C1/76
Filed: 1980-06-27
Abstract: This invention relates to a light-sensitive copying material comprising a layer support and a positive-working light-sensitive layer thereon having a rough surface and a content of finely divided particles, wherein the smallest dimension of the particles corresponds at least to the thickness of the layer.
Patent ES-8102666-A1 (ES)
Title: Solar energy heater
IPC: F24S10/30
Filed: 1980-07-15
Abstract: A solar energy heater has a solar energy collector panel (1) with an internal air flow duct connected to a cavity (8) surrounding a water tank (4) for heat exchange therewith and a fan (11) for forced circulation of air through the duct, the cavity (8) having dividing walls which define a flow path over the entire surface of the tank (4).
Patent ES-8106499-A1 (ES)
Title: 1-Phenyl-3-(4-piperidyl)-propan-1-one derivatives, processes for their preparation, and medicaments containing them.
IPC: C07D211/12
Filed: 1980-07-16
Abstract: A drug useful as antiarhythmic, antidepressant and anxiolytic containing as an active agent a compound of the formula < IMAGE > (I) wherein X and Y are the same or different and represent hydrogen or halogen atoms, or 1-4C alkyl groups, 1-4C alkoxy groups, 1-4C alkylthio groups, CF3, OH, NH2, 1-4C monoalkylamino or amino groups substituted by a 1-4C alkylsulfonyl group, a 1-5C alkylcarbonyl group or an aroyl group and A is a CO, CHOH or CH2 group, or a salt of said compound with a pharmaceutically acceptable acid, is disclosed together with methods for the preparation thereof and its use in human therapy.
Patent ES-8302044-A1 (ES)
Title: Compositions including mercaptoorganopolysiloxanes, aliphatically unsaturated polydiorganosiloxanes and carboxylic acid salts of metals.
IPC: C08L83/04
Filed: 1980-12-02
Abstract: Oxygen curable compositions are provided by mixing mercaptoorganopolysiloxane, aliphatically unsaturated polydiorganosiloxane and a metal salt of a carboxylic acid, where the metal is iron, manganese, or nickel.
Patent ES-8202999-A1 (ES)
Title: Improvements in or relating to universal intercommunications terminals
IPC: H04M1/02
Filed: 1981-04-21
Abstract: A universal intercommunication terminal 1 comprises a telephone set, keys 15, signalling members 19, and connection members 20. The terminal is connected to a central unit by three pairs of lines comprising a conversation pair 3, 4, a control pair 16, 17, and a power supply pair 23, 24.
Patent ES-8205791-A1 (ES)
Title: 2-(1,4-Benzodioxan-2-ylalkyl) imidazoles, their preparation and pharmaceutical compositions containing them.
IPC: C07D405/06
Filed: 1981-09-09
Abstract: 2-(1,4-Benzodioxan-2-ylalkyl)imidazoles having the general formula: < IMAGE > (I) wherein R1, and R2 and R3 are independently selected from the group consisting of hydrogen, and alkyl, and wherein n is an integer equal to 0, 1 or 2, and the pharmaceutically acceptable acid addition salts thereof, are useful as antidepressants.
Patent ES-8302874-A1 (ES)
Title: Double multiple change-over valve, for controlling the operation of a water treatment plant
IPC: F16K11/07
Filed: 1982-03-13
Abstract: A multiple change-over valve which can be set into various positions suitable for the operation of a water treatment plant. A moulded synthetic resin body defines two valve units with seats for two movable assemblies controlled by cylinder-piston systems such as to assume two positions each of the two movable assemblies comprises at one end a cavity with lateral apertures, and in an intermediate position longitudinal passages for cooperating with various passages, including transverse passages, between the two seats, and with passages for communication with the top and bottom of a resin column. A suction feeder for the regenerating solution, in the form of a venturi tube, is fixed between the water feed and the top of the column in order to operate when the column is connected to discharge.
Patent ES-8307088-A1 (ES)
Title: Apparatus for investigating media by ultrasonic echography.
IPC: G01N29/26
Filed: 1982-10-15
Abstract: An ultrasonic echography apparatus which comprises a first processing circuit (100) of a known type for the processing of the ultrasonic echos in order to display an A-type echogram on a display device (103), and a second processing circuit (200) which is connected parallel to the first processing circuit and which consists mainly of an amplifier (210), a group of n parallel connected channels (220a . . . 220n) each of which comprises at least one band-pass filter (221a . . . 221n) and one envelope detector (222a . . . 222n), an arithmetic circuit (240) for calculating an indicator for the spread of the amplitudes of the signals of central frequency of each channel, and an evaluation circuit (250) which determines, again for display on the device (103), the value of the ultrasonic attenuation factor in the tissues examined, the evaluation being possible because of the fact that the calculated spread indicator is directly locally correlated to the attenuation factor which is the slope of the curve of the variation of the ultrasonic attenuation as a function of the frequency in the tissues examined.
Patent ES-8401756-A1 (ES)
Title: Azolyl alkenones and ols, process for their preparation and their use as plant growth regulators and fungicides.
IPC: A01N43/64
Filed: 1982-11-10
Abstract: 1. Azolyl-alkenones and -ols of the formula see diagramm : EP0079006,P19,F1 in which R**1 represents the grouping see diagramm : EP0079006,P19,F2 in which Z**1 and Z**2 are identical or different and represent hydrogen, halogen or alkyl with 1 to 4 carbon atoms, and, furthermore, R**1 represents phenyl which can be mono- or polysubstituted by identical or different substituents selected from halogen, alkyl with 1 to 4 carbon atoms, alkoxy and alkylthio each with 1 to 4 carbon atoms, alkyl- and dialkylamino each with 1 to 4 carbon atoms in each alkyl part, and also halogenoalkyl, halogenoalkoxy and halogenoalkylthio each with 1 to 2 carbon atoms and 1 to 5 identical or different halogen atoms, phenyl and/or phenoxy, it being possible for the two last-mentioned radicals in turn to be substituted by halogen and/or alkyl with 1 to 2 carbon atoms, R**2 represents straight-chain or branched alkyl with 1 to 12 carbon atoms, and also phenyl which can be mono- or polysubstituted by identical or different substitutents selected from halogen, alkyl with 1 to 4 carbon atoms, alkoxy and alkylthio each with 1 to 4 carbon atoms, alkyl- and dialkylamino each with 1 to 4 carbon atoms in each alkyl part, and also halogenoalkyl, halogenoalkoxy and halogenoalkylthio each with 1 to 2 carbon atoms and 1 to 5 identical or different halogen atoms, phenyl and/or phenoxy, it being possible for the two last-mentioned radicals in turn to be substituted by halogen and/or alkyl with 1 to 2 carbon atoms, or R**2 represents cycloalkyl which has 3 to 7 carbon atoms and is optionally substituted by halogen and/or alkyl with 1 to 4 carbon atoms or cycloalkylalkyl which has 3 to 7 carbon atoms in the cycloalkyl part and 1 to 2 carbon atoms in the alkyl part and is optionally substituted by halogen and/or alkyl with 1 to 4 carbon atoms, X represents the CO or CH(OH) group and Y represents a nitrogen atom or the CH group, and acid addition salts and metal salt complexes thereof.
Patent ES-8400709-A1 (ES)
Title: Improvements in or relating to vehicle transmission systems.
IPC: B60G9/02
Filed: 1982-12-14
Abstract: This invention is concerned with a vehicle transmission system for providing a driving connection between the vehicle drive means and the vehicle frame and comprises a transmission bush coupling one part of which is clamped to the vehicle main frame and the other part of which is clamped to the sub frame secured to the vehicle driving axle and which coupling includes a flexible part spherical diaphragm clamped between supporting face parts which closely engage the diaphragm on the respective opposite sides. The sub frame comprises a pair of arms which diverge away from each other and are secured to opposite sides of the vehicle driving axle. The flexible coupling is located at the apex of the diverging arms.
Patent ES-8402162-A1 (ES)
Title: Flat or three=dimensional logic toy
IPC: A63F/
Filed: 1981-12-16
Abstract: The toy consists of two or more toy surfaces (1,2) which are connected to each other but free to slide relative to each other. Each surface incorporates two or more semi-circular tracks (5) with sliding or rolling symbols (9) of different colours. The task of the toy is to arrange the symbols to form a closed track. This is achieved by transferring one symbol at a time from one track section to another by sliding the toy surfaces so that the tracks are aligned in manner necessary for the transfer to take place.
Patent ES-8402897-A1 (ES)
Title: Screening apparatus for paper making stock.
IPC: B07B1/20
Filed: 1983-03-10
Abstract: A screening cylinder (20) for use in screening apparatus for paper making stock includes reinforcing skeleton structure comprising multiple bars (56) extending generally axially of the inside of the cylinder which are welded to relatively heavy reinforcing hoops (55) located at both ends of the cylinder and at a plurality of uniformly spaced locations along the length of the cylinder. Between each adjacent pair of these hoops is a plurality of circular rings of metal rod material arranged in closely spaced relation with each other and with the hoops to define a corresponding plurality of circumferentially extending screening slots. This screening cylinder is specifically designed for use in screening apparatus having a rotor comprising bars or vanes or air foil section moving in closely spaced, but non-contacting relation, with the radially inner surfaces of the axially extending bars (56) for the purpose of creating alternating positive and negative pressure waves effective to prevent plugging of the screening slots in the screening cylinder.
Patent ES-8403013-A1 (ES)
Title: Centrifuge for candy floss mfr.
IPC: A23G3/02
Filed: 1983-04-08
Abstract: The centrifugator comprises a truncated pyramid, with covered rectangular lateral vents and four supports. The supports have shock absorbers . - A bottom electric motor, a boiler, located via the supports and an ejector receiving the sugar also make up the installation.
Patent ES-8501103-A1 (ES)
Title: Oxygen-fuel burner with lancing capability and method of producing steel.
IPC: F27B3/20
Filed: 1983-06-23
Abstract: An oxygen-fuel burner of the rocket burner type includes a graphite burner block (11) for direct exposure to the interior of a furnace, and a cylindrical combustion chamber (115) formed through the hot face of the burner block and extending into the burner block. An oxygen supply conduit (15) delivers oxygen to the combustion chamber along the center line of the combustion chamber and fuel supply ducts (109 and 110) deliver fuel to the combustion chamber at the concave surface of the combustion chamber, whereby fuel surrounds the stream of oxygen. Excess oxygen can be supplied by the nozzle (82) to provide more oxygen than consumed by the flame, whereby the excess oxygen is preheated as it passes through the flame and can be used in a lancing process in the refining of steel.
Patent ES-8601860-A1 (ES)
Title: process for the preparation of optically-active cyanomethyl esters.
IPC: C07C255/37
Filed: 1983-11-21
Abstract: Stereoisomerically-enriched cyanomethyl esters are prepared by treating a non-symmetrical ketene or an alphachiral carboxylic acid halide or reactive derivative thereof with an optically-active alphahydroxynitrile. Certain optically-active optionally substituted S-alphacyano-3-phenoxy-benzyl alcohol intermediates are prepared by treating the corresponding aldehyde of ketone with a source of hydrogen cyanide in the presence of a substantially water-immiscible, aprotic solvent and a cyclo(D-phenylalanyl-D-histidine) as a catalyst.
Patent ES-8506925-A1 (ES)
Title: Memory identification apparatus.
IPC: G06F12/06
Filed: 1984-03-30
Abstract: A memory system includes at least one or more memory module boards identical in construction and a single computer board containing the control circuits for controlling memory operations. Each board plugs into the main board and includes a memory section having a number of rows of memory chips and an identification section containing circuits for generating signals indicating the board density and the type of memory parts used in constructing the board's memory section. The main board control circuits include a number of decoder circuits which couple to the identification and to the memory section of each memory module board. The decoder circuits receive different address bit combinations of a predetermined multibit address portion of each memory request address. In response to signals generated by the identification sections of the installed memory boards, the decoder circuits are selectively enabled to decode those bit combinations of the address portion specified by the sections for enabling successive addressing of all of the blocks of location within the system.
Patent ES-8504383-A1 (ES)
Title: Charging large diameter vertical boreholes
IPC: F42D1/10
Filed: 1984-06-08
Abstract: A method of charging upwardly extending, large diameter boreholes with cylindrical explosive cartridges is provided employing a longitudinally inflating flexible tube as the pushing mechanism. A fluid-impervious flexible tube is turned over or everted at one end and secured. A fluid, preferably air, at about 3 psi is passed into the tube causing the tube to elongate and the everted tube face to travel along the length of a borehole. An explosive cartridge mounted against the tube face is carried to a desired location in the borehole after which the tube is partly deflated and withdrawn from the borehole.