baber/WOPTO huggingface dataset:
Patent MX-9600672-A (MX)
Title: Pseudo heavy point frog assembly.
Inventor: KUHN STEPHEN R
IPC: E01B7/10
Filed: 1996-02-20
Abstract: A railroad trackwork frog assembly is provided with a pair of wing rail components, with a centrally positioned body component comprising an integrally formed V-shaped point element having a pair of gauge lines, an integrally formed pair of wing elements having a pair of guard lines, and integrally formed flangeways separating said point element from said pair of wing elements, and with fasteners joining the body component wing elements to the wing rail components in a manner whereby the point element gauge lines are truly parallel to the wing element guard lines and are uniformily separated from said wing element guard lines uniformly by a distance of approximately 1 3/4-inches.
Patent MX-9602467-A (MX)
Title: Signal-receiving and signal-processing unit.
Inventor: HEDBERG MATS OLOF JOAKIM
IPC: H03F3/45
Filed: 1995-02-16
Abstract: A signal-receiving and signal-processing unit connected to one or several conductors is adapted to transmit information-carrying signals in the form of voltage pulses. The conductor is connected to a transistor in a signal-receiving circuit to affect a current by using variations in the voltage pulses and the voltage value of a pulse. The current is in the form of pulses that pass through the transistor. The current is generated by the voltage pulse variations and voltage level. The current is given a signal-adapted information-carrying form by a signal-processing circuit. The transistor in the signal-receiving circuit is coordinated with at least one other transistor so that together they form a current mirror circuit.
Patent MX-9602529-A (MX)
Title: Apparatus for adapting carrier stock-applying machine to apply carrier stock having container-engaging and handle portions.
Inventor: UNGAR ROBERT E
Filed: 1996-06-28
Abstract: An apparatus is disclosed for adapting a machine employing a wheel assembly to apply a carrier stock to two rows of containers, such as beverage bottles, so that the machine can employ a carrier stock with each carrier having two container-engaging portions and a handle portion joined to the container-engaging portions at a longitudinally extending junction. A camming member for reconfiguring the carrier stock from a flattened condition into a reconfigured condition is positioned so that the carrier stock is drawn past the camming member before the carrier stock is received by the wheel assembly and is arranged to spread the container-engaging portions of the carriers laterally so that the handle portions of the carriers tend to be downwardly turned about the longitudinally extending junction of the carrier stock. Two pairs of spaced plates are provided for guiding the handle portion of each carrier of the carrier stock, as reconfigured from the flattened condition into the reconfigured condition, one such pair having an adjustable floor therebetween and guiding the handle portion thereof so that the carrier stock remains in the reconfigured condition when drawn onto the wheel assembly and the other pair guiding the handle portion thereof so that the carrier stock remains in the reconfigured condition when applied by the wheel assembly. A rotating wheel has arms for stricking a frangible junction between the handle portion of each carrier and the handle portion of the following carrier of the series.
Patent MX-9703065-A (MX)
Title: Improved process for the preparation of 5-aminotetrazole.
Inventor: ROTHGERY EUGENE F
IPC: C07D257/06
Filed: 1995-10-10
Abstract: The compound 5-aminotetrazole is prepared by a process which comprises (a) reacting a hydrazine salt of a mineral acid with cyanamide to form the corresponding aminoguanidine salt, (b) diazotizing the aminoguanidine salt to the corresponding guanylazide salt, and (c) cyclizing the guanylazide salt to 5-aminotetrazole.
Patent MX-9703122-A (MX)
Title: Incorporation of pigment derivatives in quinacridone processes.
Inventor: BADEJO IBRAHEEM T
IPC: C09B48/00
Filed: 1997-04-29
Abstract: This invention relates to a process for the preparation of quinacridone pigments by (a) heating, at a temperature of about 80 degree C to about 145 degree C, a reaction mixture containing (i) 2,5-dianilinoterephthalic acid, a 2,5-dianilino-6,13-dihydro-terephthalic acid ester, and/or a derivative thereof, (ii) about 3 to about 15 parts by weight, per part of component (a)(i), of a dehydrating agent, and (iii)about 0.1 to about 15 percent by weight, based on component (a)(i), of one or more non-quinacridone pigments, with the proviso that if component (a)(i) is a 2,5-dianilino-6,13-dihydroteraphthalic acid ester or a derivative thereof, reaction step (a) additionally comprises an oxidation step; (b) drowning the reaction mixture from step (a) by adding said reaction mixture to about 3 to about 15 parts by weight, per part of component (a)(i), of a liquid in which the quinacridone pigment is substantially insoluble; (c) isolating the quinacridone pigment; (d) optionally, conditioning the quinacridone pigment; and (e) optionally, blending the resultant pigment with one or more quinacridone derivatives.
Patent MX-9706828-A (MX)
Title: Vascular endothelial cell growth factor antagonists.
Inventor: FERRARA NAPOLEONE
IPC: A61K38/18
Filed: 1996-03-28
Abstract: The present invention provides human vascular endothelial cell growth factor (hVEGF) antagonists, including monoclonal antibodies, hVEGF receptors, and hVEGF variants that are useful for the treatment of age-related macular degeneration, as well as other diseases and disorders characterized by undesirable or excessive neovascularization.
Patent MX-9709750-A (MX)
Title: Intermittent gas-insufflation apparatus and method therefor.
Inventor: CHUA JAMES
IPC: A61M16/00
Filed: 1997-12-05
Abstract: An intermittent gas-insufflation apparatus (10) insufflates a quantity of the gaseous fluid into an entrance (16) of a respiratory system of a breathing patient (14) during an exhalation interval of an immediate breathing cycle and into a subsequent inhalation interval (26) of a successive breathing cycle (28). The intermittent gas-insufflation apparatus (10) includes a valve assembly (30), a sensor (32) and a controller (34). The valve assembly (30) actuates between a closed state to prevent the gaseous fluid from flowing from a source (12) of gaseous fluid to the patient (14) and an opened state to establish gaseous fluid flow to the patient (14). The sensor (32) detects changes in breathing pressure of the patient (14) throughout the immediate breathing cycle (24) and generates sensor signals characteristics of the changes in the breathing pressure thereof. The controller (34) receives and processes the sensor signals during either the inhalation interval (18) of the immediate breathing cycle (24), the exhalation interval (22) of the immediate breathing cycle (24) or both and is responsive within the exhalation interval (22) of the immediate breathing cycle (24) to the sensor signals to actuate the valve assembly (30) into the opened state so that the gaseous fluid flows from the source (12) of gaseous fluid to the entrance into the respiratory system of the patient (14) during the exhalation interval (22) of the immediate breathing cycle (24) and into the subsequent inhalation interval (26) of the successive breathing cycle (28). Methods are also described for various exemplary embodiments of the present invention and for maintenance of blood-oxygen concentration for a patient (14) receiving oxygen from a supplemental oxygen delivery system.
Patent MX-9801373-A (MX)
Title: Process for decreasing the acid content and corrosivity of crudes.
Inventor: SARTORI GUIDO
IPC: C10G29/06
Filed: 1996-08-23
Abstract: The invention relates to processes for treating acidic crudes or fractions thereof to reduce or eliminate their acidity and corrosivity by addition of suitable amounts of Group IA or Group IIA oxides, hydroxides and hydrates. The process has the additional benefits of reducing materials handling problems associated with treating acidic crude oils using liquid solvents and in reducing emulsion formation.
Patent MX-9803377-A (MX)
Title: Process for producing optically active amino compounds.
Inventor: WATANABE TOSHIAKI
IPC: H04N19/89
Filed: 1998-04-29
Abstract: A process for producing optically active (R)-amino compounds which comprises treating an aralkyl alkyl ketone compound (the amino receptor) coexisting with a racemic or (R)-amino compound (the amino donor) with an (R)-specific transaminase produced by a microorganism belonging to the genus Arthrobacter and thus effecting stereoselective transamination. This process makes it possible to facilitate the production in a high yield of optically active (R)-amino compounds, etc., having aryl, etc. at the 1-position which have been difficult to synthesize by the conventional techniques.
Patent MX-9804010-A (MX)
Title: Liquid hard surface detergent compositions containing specific concentration of tartaric acid detergent builder.
Inventor: MASTERS RONALD ANTHONY
IPC: C11D1/90
Filed: 1998-05-20
Abstract: Aqueous, liquid hard surface detergent compositions having improved cleaning and good filming/streaking characteristics contain tartaric acid as a detergent builder at critical levels. Preferred formulas contain anionic detergent surfactant at levels (e.g., from about 0.01 to about 1 percent); hydrophobic solvent; alkaline material, especially volatile alkaline materials comprising monoethanolamine or certain beta-amino-alkanol compounds; and salt of tartaric acid as detergent builder in levels (e.g., from about 0.001 percent to about 0.05 percent, by weight of the composition).
Patent MY-8000052-A (MY)
Title: Improvements in or relating to circuit arrangements for eliminating the effects of switch chatter
IPC: H03K3/013
Filed: 1980-12-30
Abstract: An electronic circuit for eliminating chatter from a contact signal is provided. The electronic circuit includes a contact for producing a contact signal representative of a change of state. An asynchronous flip-flop is adapted to receive as a first input the contact signal and as a second input a first periodic pulse signal and in response to the coincidence in the changed state of the contact signal and the first periodic pulse signal producing at least one write-in pulse. A synchronous flip-flop is provided for receiving as a first input the write-in pulses produced by the asynchronous flip-flop and as a second input a second periodic pulse signal, the second periodic pulse signal being synchronized with respect to the first periodic pulse signal so that the leading edge of the first periodic signal defining the coincidence condition precedes a leading edge of the second pulse. The synchronous flip-flop in response to the write-in pulses and the leading edge of the second periodic pulse signal produces an output signal representative of the changed state of the contact signal.
Patent NL-2020156-A (NL)
Title: A process for preparing a catalyst for alkane aromatization
Inventor: SITTHIPHONG PENGPANICH
IPC: B01J29/00
Filed: 2017-12-22
Abstract: The present invention relates to a process for preparing a catalyst for alkane aromatization providing high % conversion, high yield, high selectivity of aromatics, and high selectivity of p-xylene in xylene, wherein said process comprises the following steps: (a) contacting a zeolite with a solution of group IliA metal salt; (b) contacting the zeolite obtained from step (a) with the solution of metal salt selected from a group VIIB metal, a group VB metal, or a mixture thereof; and (c) contacting the zeolite obtained from step (b) with alkoxysilane, characterized in that the solution of salt in step (b) comprising a glycol solvent as a reducing agent under a basic condition, and step (b) is operated at the temperature higher than 120 °C.
Patent NL-2028185-A (NL)
Title: Chinese Language Learning Assisting Apparatus
Inventor: CHENYU LIU
IPC: G09B19/06
Filed: 2021-05-11
Abstract: The invention relates to a Chinese language learning assisting apparatus, which belongs to the field of training and education technologies. The invention comprises: a plate body, a first mounting seat, a second mounting seat, a first rotating shaft, a second rotating shaft, a first paper-pressing magnetic block, a second paper-pressing magnetic block and a plurality of character-filling mounting bodies, wherein an upper surface of the plate body comprises a character writing practice area and a characterfilling area, the character-filling area is provided with a plurality of character-filling grooves which are sequentially arranged, wherein the character-filling mounting bodies are detachably arranged in the character-filling grooves, the character writing practice area comprises a magnetic area, the first mounting seat and the second mounting seat are symmetrically arranged on two sides of the magnetic area, the first paper-pressing magnetic block is located above the magnetic area and is connected to the first mounting seat via the first rotating shaft, and the second paper-pressing magnetic block is located above the magnetic area and is connected to the second mounting seat via the second rotating shaft. The invention can place the characterfllling mounting bodies freely and can form different Chinese words and sentences in the character-filling area, which is full of interest and can bring good practice effect.
Patent NL-2034516-A (NL)
Title: Bending tool for connection to a tool exchange device mounted on a robot.
Inventor: EDVÁRD LÁSZLÓ KONCZ
IPC: B21D37/00
Filed: 2023-04-06
Abstract: The present invention discloses a bending tool for connection to a tool exchange device mounted on a robot, with a shoulder, a tool holder groove, and a toolclamping groove on the 5 tool body, and characterised by that the bending tool has i) an oval bore going through the tool body below the shoulder, ii) the tool holder groove side of the tool body has an oval seat extending into the oval through-bore, at the end of which — the end going into the tool body — is a ﬂange extending vertically beyond the oval through-bore, iii) the clamping groove side of the tool body has a conical seat with cylindrical end sections extending into the oval 10 through-bore, the centre line of which intersects the ﬂange above the upper edge of the oval through-bore. Dimensions of the oval through-bore, the conical seat, and the oval seat match the connected structural elements of the tool exchange device.
Patent NL-268120-A (NL)
IPC: C08L95/00
Filed: 1961-08-11
Abstract: Quick drying products comprise a mixture of (a) a coal tar oil having a boiling point in the range 200 DEG  to 300 DEG C., (b) an aqueous dispersion of a plasticized polyvinyl ester, or a copolymer of a vinyl ester or a mixture of such a copolymer and a plasticized polyvinyl ester, the quantity of coal tar oil lying between 20 and 100 parts by weight per 50 parts by weight of polymer, and (c) pigments in an amount of from 0,5 to 0,8 parts by weight per part of polymer dispersion.  The polyvinyl esters may be plasticized externally, e.g. with phosphoric or phthalic acid esters, or internally with small quantities of higher vinyl esters or esters of ethylenically unsaturated carboxylic acids. Preferred polyvinyl esters are polyvinyl acetate and propioate, and the preferred copolymer is a vinyl acetate-vinyl chloride copolymer.  The pH of the dispersions is preferably adjusted to between 7 and 8, e.g. with ammonia.  The compositions may also comprise fungicides and insecticides, e.g. pentachlorophenol, sodium pentachlorophenate, hexachlorocyclohexane, phenyl mercury oleate or acetate, fluorides or boron salts.
Patent NL-7012484-A (NL)
Title: Copolyesters of terephthalic acid - containing 36-carbon or 44-carbon
IPC: C08G63/183
Filed: 1970-08-24
Abstract: Linear copolyesters are prepd. by reacting terephthalic acid, or a lower alkyl terephthalate, with a 2-10C glycol and a is not 36C diol. Pref. diols have formula (C17H33CH2OH)2 or (C21H41CH2OH)2 or are the reduced forms of these diols, contg. no double bonds. The diols are prepd. by hydrogenating (C17H33COOH)2 or (C21H41COOH)2 and these acids are in turn prepd. by dimerising oleic acid or brassidic acid. The copolyesters can be melt-spun to fibres which can be dyed with disperse dyes without the use of carriers. The fibres have high tensile strength and resistance to chemicals.
Patent NL-7316027-A (NL)
Title: Hardened cement material from coal flue gases - scrubbed with alkaline earth hydroxide, giving suspension of fly-ash and alkaline earth hydroxide and sulphite
IPC: C04B7/26
Filed: 1973-11-23
Abstract: The title material comprises the set hardened reaction prods. of 0.25-70 alkaline-earth hydroxide 10-99.5 or fly ash and 0.25-70 wt.% alkaline-earth sulphate. Coal-burner flue gases are desulphurised by chemical treatment in a scrubber yielding an aq. suspension of alkaline-earth carbonates, hydroxides or oxides, and this suspension is treated by removing water and adding fly-ash and alkaline earth hydroxides, the solids content of the treated suspension being 30-90 wt.%. The material is opt. shaped into granules which are kept until they harden sufficiently for use as aggregate.
Patent NL-7400719-A (NL)
Title: Wooden window or door assembly - has intermediate frame of ribbed slats fitting in grooved outer one
IPC: E06B1/04
Filed: 1974-01-18
Abstract: The external frame is placed at the edges against an opening in the wall, and contains an internal frame for window or door. All columns and threshold etc. of the outer frame have shallow mitred grooves in line with each other in the centre of their exposed sides and covering slats with ribs fit into the grooves so as to form a frame. A further frame is mounted on the one formed by them. Some of the vertical slats can have shaped head ends to fit in the grooves of the outer frame components at right angles to them. Grooves can be provided in the external frame components on the outside also.
Patent NL-7404284-A (NL)
Title: Photo-electrophoretic image formation - using dried suspension layer on image plate sprayed with carrier liq
IPC: G03G17/04
Filed: 1974-03-29
Abstract: Photo-electrophoretic image is formed by (a) installation of a set of electrodes one of which is at least partly transparent, (b)installation of an image plate consisting of a substrate on which is applied a layer of an image suspension consisting of a large number of finely divided pigment particles (each particle with an electric photosensitive pigment) plus a large quantity of added particles in a binder, the free surface of this layer being of irregular formation and the image plate being placed with its substrate on one of the electrodes, (c) the application of a carrier liq. on the image suspension layer directly before or during steps (d) and (e); (d)the image-wise illumination of the image layer with an active electromagnetic radiation through the transparent electrode. (e) the simultaneous application of an electric field across the image plate so that an image is formed on at least one electrode.
Patent NL-7906385-A (NL)
Title: Hair lacquer spray diaphragm air pump - has outlet valve in housing and inlet valve in reciprocating drive rod connection to diaphragm
IPC: F04B45/04
Filed: 1979-08-24
Abstract: The diaphragm pump is partic. intended as an air pump used with a hair lacquer spray or the like. It comprises a housing (1,2) containing a pump chamber (9) with a diaphragm (3) which is reciprocated by a motor (5) via a connecting rod (4). The outlet valve (10) is arranged in the housing half (2) away from the rod whilst the inlet valve (6) is contained in the rod (4) end connected to the diaphragm. The inlet may be via an inlet duct (7) in the rod leading to the valve (6). The inlet connection (8) may be arranged in the side of the rod (4).
Patent NL-8100177-A (NL)
Title: 5-Halovinyl-2',3'-di:deoxy-uridine derivs. - useful as antiviral agents against herpes simplex
IPC: C07H19/06
Filed: 1981-01-15
Abstract: 2',3'-Dideoxyuridine derivs. of formula (I) are new: (where Y is halogen, X is NH2 or N3, and the wavy line indicates the erythro or threo configuration). (I) are antiviral agents with low toxicity and high and specific activity against herpes simplex, e.g. with ID5O values as low as 0.07-0.2 mcg/ml against HSV-1 and 20 mcg/ml against HSV-2. E-5-(2-bromovinyl)-3'-amino- 2',3'-dideoxyuridine (Ia) is specifically claimed.
Patent NL-8102706-A (NL)
Title: Woodworking hand plane - has blade clamped against inclined face on separate support movable parallel to sole plate
IPC: B27G17/02
Filed: 1981-06-04
Abstract: The hand plane is particularly for woodworking, has a housing with soleplate, and a flat blade protruding through a transverse slot in the latter and clamped against an inclined face on one side of the slot. The face (5) is part of a separate support (6) for the blade (16), movable at right angles to the slot and parallel to the sole plate (2) in relation to the housing (1), and lockable. The clamp (19) hinges at its forward end (20,21) in relation to the housing, and has an inclined face (18) at its rear one with holders for the blade. This is clamped by a locking device (22,23) acting between the clamp and the housing.
Patent NL-8600989-A (NL)
Title: Electric heating element for ovens, dryers or central heating - has two internal reflectors of coated corrugated paper and insulators sealed inside element casing
IPC: H05B3/30
Filed: 1986-04-18
Abstract: The heating element is contained in a rectangular box-shaped housing (1), which has a front wall (3), sidewalls (4,5) and a rear wall (6). The front wall is has a matt black coating to maximise heat radiation, while the other walls are polished inside and out to minimise heat radiation and maximise reflection of heat back into the unit. The heating spirals are embedded in a heat conductor e.g. MgO, which is retained at the front of the unit by an internal wall (7). Between the internal wall and the back wall are two reflectors (14,15) consisting of corrugated paper coated with a reflective layer. The insides of the rear and side walls are lined with heat insulating material (16).
Patent NL-8700839-A (NL)
Title: Vertical drill with electromagnetic base plate - has spring biassed sensor detecting lifting and lateral movement and connected to motor via switch
Inventor: HOUGEN EVERETT D
IPC: B25H1/00
Filed: 1987-04-09
Abstract: The vertical drill has a safety system which cuts-out the motor if the magnetically operated base plate starts to slide or lift due to the torque transmitted by the drill bit. The drill bit and motor are mounted on a pillar (10) with vertical movement in a rack and pinion (18) the pillar rising from an electromagnetic base (12). The drill shaft (22) passes through a ring (24) and bracket (28) secured to the base. Movement is detected by a sensor and lever articulated with the vertical actuating shaft of a switch in series with the main manual switch to the motor. The sensor works against a helical spring and is positioned at the opposite side of the base to the drill bit but can be manually adjusted for sensitivity (168).
Patent NL-8702639-A (NL)
Title: Flue gas cooler and particle filter - uses electrostatic attraction to prevent discharge of microscopic particles of polluting material
IPC: B03C3/45
Filed: 1987-11-04
Abstract: The hot flue gases (P1) pass through a filter assembly which has gas-proof walls (2) covered by a protective layer (3). A cooling medium, e.g. water or air, flows through a large number of pipes (1) which cross the gas flow at right angles. The pipes carry electrical charges which attract the charged particles of pollutant material. Adjacent pipes carry alternate polarity charges. The pipes may be made of corrosion resistant material, e.g. Teflon (RTM) with embedded conductors to carry the charge. A typical installation has a volume of 2.4. metres, contains 3,600 pipes and can deal with a gas flow rate of two cubic metres per second. Such an installation cools the gases from 120 deg.C. to 55 deg.C., and removes 99.9 per cent of all particles of diameters between 0.1 and 10 microns.