baber/WOPTO huggingface dataset:
Patent DE-19720592-A1 (DE)
Title: Pure enantiomer metallocene complex compounds useful in stereoselective synthesis
Inventor: RINGWALD MARKUS
IPC: C07F17/00
Filed: 1997-05-16
Abstract: Pure enantiomer metallocene complexes of formula (IA), with specified exceptions, are new; in which M = titanium (Ti), zirconium (Zr), hafnium (Hf), vanadium (V), niobium (Nb), tantalum (Ta), chromium (Cr), molybdenum (Mo), tungsten (W), a group IIIA element or a lanthanoid; X = fluorine (F), chlorine (Cl), bromine (Br), iodine (I), hydrogen (H), 1-10 carbon (C) alkyl, 6-15 C aryl, 1-10 C-alkyl-(6-20 C)-aryl, OR<11> or NR<11>R<12>; R<11>, R<12> = 1-10 C alkyl, 6-15 C aryl or an alkylaryl, arylalkyl, fluoroalkyl or fluoroaryl group with 1-10 C in the alkyl and 6-20 C in the aryl group; n = 1-4 and = the valency of M<-2> ; R<1-10> = H, 1-20 C alkyl, 3-8-membered cycloalkyl (optionally mono-substituted by 1-10 C alkyl), 6-15 C aryl, 1-10 C alkyl-(6-20 C)-aryl or 6-20 C aryl-(1-10 C)-alkyl, in which adjacent groups may + 4-15 C cyclic groups, or Si(R<13>)3; R<13> = 1-10 C alkyl, 6-15 C aryl or 3-10 C cycloalkyl; or R<2>R<6> = -T(R<14>)(R<15>)q-; T = silicon (Si), germanium (Ge), tin (Sn) or C; R<14>, R<15> = H, 1-10 C alkyl, 6-15 C aryl, 3-10 C cycloalkyl, alkylaryl or Si(R<16>)3; q = 1-4; or R<2>R<6> = =BR<16>, =AlR<16>, -Ge-, -Sn-, -O-, -S-, =SO, =SO2, =NR<16>, =CO, =PR<16> or =P(O)R<16>; R<16>, R<17>, R<18> = H, halogen, 1-10 C (fluoro)alkyl, 1-10 C alkoxy, 6-10 C (fluoro)aryl, 6-10 C aryloxy, 2-10 C alkenyl, 7-40 C arylalkyl, 8-40 C arylalkenyl or 7-40 C alkylaryl; or R<16>R<17> or R<16>R<18> = atoms completing 1 or more rings.  Also claimed is the production of metallocene complexes (I) in pure enantiomer form (IB) by reacting the racemate and/or meso-form with an ancillary reagent (II) in pure enantiomer form and thermal conversion to (IB).
Patent DE-19722232-A1 (DE)
Title: Conveyor for weighing transported objects
Inventor: FRADL FREDY
IPC: B65G23/34
Filed: 1997-05-28
Abstract: The conveyor has a transport chain (1) which revolves around chain rollers (3,4) and runs in a horizontal transport plane with a chain strand. The chain is reversible and driven by a motor (6) which engages two drive chains (12,13) which act upon respective drive wheels (10,11) joined to each chain roller. The horizontal chain strand of the transport chain is fixed by a support (5). The upper chain strand is guided horizontally, and the horizontal chain strand is guided over a weighing cell.
Patent DE-19723302-A1 (DE)
Title: Permanent magnet system with reluctance support for rotors of electrical machines
Inventor: BORN SEN RAINER
IPC: H02K1/27
Filed: 1997-06-04
Abstract: The system has iron poles (2) formed by grooves which widen in a wedge shape to the outer periphery of the rotor and which are connected via bridges (5) to the inner feedback yoke. Permanent magnets (1) inserted into the grooves are magnetised so that two surfaces of the same polarity always act upon an iron pole. Anisotropic permanent magnets are used which are composed of two individual parts (8,9) so that the emanating field lines (10,11) impinge on the pole faces in mirror image form in the same direction at an angle not equal to 90 degrees.
Patent DE-19724295-A1 (DE)
Title: Door lock fitting with sliding tongue bolt
Inventor: WANZKE HELGA
IPC: E05C1/02
Filed: 1997-06-24
Abstract: The door fitting, especially for a locking bolt, has a base plate (1) with the tongue guide (2) and holder (4) in one piece. The base plate with the tongue guide forms an indivisible section, and the base plate with the holder is a section which can be irreversibly separated. The tongue guide, to take the tongue grip, has an additional bent leg (5) against the base plate, to pass through an additional lock in one piece.
Patent DE-19725306-A1 (DE)
Title: Whitening system for human teeth
Inventor: SCHMIEDER ERHARD
IPC: A61C19/06
Filed: 1997-06-14
Abstract: The device is used for whitening a person's teeth. It consists of a flexible and-or an elastic plastics U-profile. This profile is shaped to fit over the front of the teeth, or other sections as required. The profile is filled with active paste substances. The substances are formulated to act on the colour of the teeth and-or the gums, according to the required effect.
Patent DE-19727502-A1 (DE)
Title: Radical emulsion polymerisation of ethylenic monomers in presence of N-oxyl radicals
Inventor: FISCHER MICHAEL DR
IPC: C08F4/00
Filed: 1997-06-27
Abstract: A radical-initiated emulsion polymerisation method for the preparation of an aqueous polymer dispersion, containing at least one compound with an ethylenic unsaturated group emulsified in an aqueous medium using a dispersant, is carried out using a radical polymerisation initiator in the presence of a stabil N-oxyl radical. The initiator is a (hydro)peroxide and/or azo compound which has a molar solubility in water at 25 deg C and a bar which is greater than or equal to the corresponding molar solubility of tert-butyl hydroperoxide in water, and which has a degradation temperature less than 100 deg C in the polymerisation medium. The polymerisation step is carried out at a temperature greater than 100 deg C at a pressure greater than the vapour pressure of the polymer mixture present in the polymerisation vessel.  Also claimed are aqueous polymer dispersions prepared by this method.
Patent DE-19727902-A1 (DE)
Title: Axial seal for annular passage, with ball race and sealing surface
Inventor: WESER GUNTHER DIPL ING
IPC: F16J15/34
Filed: 1997-07-01
Abstract: At least one ball race (20) positioned on the shaft (12) to be sealed has a sealing surface (22) at right angles to the shaft. A ring (26) fixed to the housing has a matching sealing surface (24) and contains several holes (34) for providing a static gas-lubricating pressure. A regulated pressure source (42) forms and regulates the static pressure. Lubricating gas flows via an annular guide space between the two metal gaiter seals to the holes in the ring, for supplying the static gas lubricating pressure.
Patent DE-19729714-A1 (DE)
Title: Semiconductor wafer substrate orientation system
Inventor: ERNST GUENTER
IPC: H01L21/68
Filed: 1997-07-11
Abstract: The system, to be used with circular semiconductor substrates (5) with a peripheral orienting notch (6), includes two friction rollers (1, 2), and a stopper (3), with one friction roller (1) fitted lower than the other. Between the stopper and the second friction roller (2) is inserted a support bar (4). After the notch has been engaged by the support bar, preferably the substrate wafer abuts onto the support bar and is lifted from the second friction roller. The stopper and support bar are originally slightly spaced from the substrate wafer.
Patent DE-19730462-A1 (DE)
Title: Removing halogenated aromatic hydrocarbons from waste gas
Inventor: SAEUBERLICH RALPH PROF DR RER
IPC: B01D53/70
Filed: 1997-07-16
Abstract: Reducing the content of gaseous halogenated aromatic hydrocarbons (HAH), especially polychlorinated dibenzo-dioxins (PCDD) and -furans (PCDF), in waste gas, especially combustion off-gas, comprises passing the gas through a reactor containing a porous bed of a mineral solid contact, and adding a sufficient quantity of ozone is added to the gas at the reactor inlet. Also claimed is a similar process (B) for simultaneously removing gaseous and particle-bound HAH from such gases, by adding ozone and passing the gas in this case through a moving-bed reactor with a porous packing as above.
Patent DE-19743239-A1 (DE)
Title: Testing groups of data consisting of several bytes
Inventor: KRIMMER ROLAND DR ING
IPC: G06F11/10
Filed: 1997-09-30
Abstract: The method involves forming a characteristic check sum value from all bytes using a defined algorithm and checking a corresp. check sum word for the anticipated formation of a check result.  The groups of data are divided into sub-groups (A1 to An) which contain auxiliary data bytes (DB) in addition to useful data bytes NB). The auxiliary bytes are taken into account in check sum generation and altered if one of the useful bytes is changed so that intermediate check sum remains unaltered.
Patent DE-19743431-A1 (DE)
Inventor: KEHR ULRICH
IPC: A61B1/12
Filed: 1997-10-01
Abstract: The invention relates to an endoscope (10) comprising a head (12) and an exterior tube (18) connected therewith. An inner tube (20) which accommodates optical components is located inside said exterior tube (18). Light guides (24) are guided in the gap between the inner space and the exterior tube. A closing element (40) comprised of transparent material is provided in order to hermetically seal the distal end of the exterior tube. The closing element (40) has a window (42) situated in the area of the inner tube. Said window (42) is surrounded by a transparent layer (46) which radially screens the window (42) from illuminating light before insertion.
Patent DE-19747254-A1 (DE)
Title: Non-invasive inner pressure measurement in elastic vessels deformed by external application of force
Inventor: SILBER GERHARD PROF DR ING
IPC: G01L9/00
Filed: 1997-10-25
Abstract: Non-invasive inner pressure measurement in elastic vessels comprises deforming a vessel e.g. a pipe (1) by the application of an external force and measuring a reaction force Fs(t) is measured. The inner pressure p(t) is determined from the following equation: p(t) = ko + k1 (Fs(t) - R(t)) In which ko,k1 are polynominial coefficients, Fs(t) is the measured reaction force and R(t) a relaxation function of the vessel.
Patent DE-19806673-A1 (DE)
Title: Bonding filter and tobacco stock to filter cigarette with tipping paper without fouling machinery
Inventor: LAESSER HEINZ
IPC: A24C5/47
Filed: 1998-02-18
Abstract: In the use of tipping paper for bonding filter and tobacco stock to a filter cigarette, the paper has a dry adhesive coating.
Patent DE-19811810-A1 (DE)
Title: Load carrying roof rack for fitting on convertible motor vehicle
Inventor: WENZEL RICHARD
IPC: B60R9/00
Filed: 1998-03-18
Abstract: The front support element (1) is fixed over the convertible's top or over a detachable roof on the upper frame section (3') of the windscreen (3) or over the fixing sockets provided on it. The support spars (2') of the rear support element (2) are attached by their sides to a mounting (13) fixed on the structure of the vehicle. An attachment flange is fitted in the region of each of the support feet (1').
Patent DE-19816490-A1 (DE)
Title: Pre-selection filter layout for high frequency receivers
Inventor: DANZEISEN KLAUS
IPC: H03J3/22
Filed: 1998-04-14
Abstract: T-filter circuits (F1-Fn), designed regarding output as serial acceptor circuits (SE1-SEn) and connected to an input (E) and output (A) switch on or off by switches (D1-Dn) fitted to the side opposite the input for the serial acceptor circuits.  One of the filter circuits acts as a parallel acceptor circuit.
Patent DE-19818261-A1 (DE)
Title: Belt guide fitting inside vehicle frame
Inventor: SIEGMUND AXEL
IPC: B62D25/04
Filed: 1998-04-23
Abstract: The belt guide fitting guides the belt (3) inside the vehicle frame (1), e.g. inside the B-column.  A guide element (2) is provided. This is in the form of a rod, the length of which can be altered. The vehicle frame also has fixing aids (100, 110) for the guide element.  The guide element may be adjustable in its length against an elastic spring pre-stressing.
Patent DE-19819383-A1 (DE)
Title: Board processing machine
Inventor: SELCI GIANCARLO
IPC: B27M1/08
Filed: 1998-04-30
Abstract: The movable unit(29) allocated to the tool change device(23) has at least two coupling units(32) so that at least two tools carried by the spindles(7) can be changed in succession. A motorised magazine(24) has a number of support elements(46) for the tools(8), and each coupling unit has at least one pair(33) of tool carrying elements(34). The coupling units are located side by side and the tool carrying elements of each pair lie opposite one another.
Patent DE-19820397-A1 (DE)
Title: Flammgeschützte Polyesterformmassen
Inventor: KLATT MARTIN
IPC: C08K5/5397
Filed: 1998-05-07
Abstract: Thermoplastische Formmassen, enthaltend DOLLAR A A) 5 bis 96 Gew.-% eines Polyesters DOLLAR A B) 1 bis 30 Gew.-% einer Stickstoffverbindung DOLLAR A C) 1 bis 30 Gew.-% einer Flammschutzmittelkombination aus DOLLAR A C¶1¶) 0,1 bis 40 Gew.-% bezogen auf C) einer Phosphorverbindung der Formel I  DOLLAR F1 wobei R·1·, R·2· und R·3· gleiche oder verschiedene Alkyl-, Aryl-, Alkylaryl- oder Cycloalkylgruppen mit 8 bis 40 C-Atomen bedeuten, oder Triphenylphosphat, Triphenylphosphinsulfid oder deren Mischungen und DOLLAR A C¶2¶) 60 bis 99,9 Gew.-% einer Phosphorverbindung der Formel II  DOLLAR F2 in der die Substituenten folgende Bedeutung haben: DOLLAR A R·4·-R·7· ein aromatischer Rest mit 6 bis 20 C-Atomen, bevorzugt ein Phenylrest, welcher mit Alkylgruppen mit 1 bis 4 C-Atomen bevorzugt Methyl, substituiert sein kann, DOLLAR A R·8· ein zweiwertiges Phenol, bevorzugt  DOLLAR F3 oder  DOLLAR F4 und n einen Durchschnittswert zwischen 0,1 bis 100 bedeutet, DOLLAR A D) 0 bis 5 Gew.-% mindestens eines Esters oder Amids gesättigter oder ungesättigter aliphatischer Carbonsäuren mit 10 bis 40 C-Atomen mit aliphatischen gesättigten Alkoholen oder Aminen mit 2 bis 40 C-Atomen DOLLAR A E) 0 bis 60 Gew.-% weiterer Zusatzstoffe, DOLLAR A wobei die Summe der Gewichtsprozente der Komponenten A) bis E) 100% ergibt.
Patent DE-19823623-A1 (DE)
Inventor: WILDNER INGOLF
IPC: B23K20/00
Filed: 1998-05-27
Abstract: The invention relates to a method for producing an electrical connection between a first contact surface and a second contact surface, whereby a contact wire is arranged between the contact surfaces using a wire bonding device by contacting the contact wire to the first contact surface and then guiding it towards the second contact surface to contact the latter and subsequently separating it using the wire bonding device. According to the invention, after the contact wire (20) has been separated from the second contact surface (14) using the wire bonding device (28), the contact point (24) is fitted with an additional contact protection element (34') using the contact wire (20).
Patent DE-19832140-A1 (DE)
Title: Pressure plate construction group for vehicle friction clutch, with power store including at least one spring with angled windings
Inventor: ORLAMUENDER ANDREAS
IPC: F16D13/71
Filed: 1998-07-17
Abstract: The pressure plate construction group includes a casing (14) fixed to a flywheel (12), containing an axially movable pressure plate (18), a power store device (30) supported against the casing on one side and the pressure plate on the other and pressing the plate towards the casing for connection to the flywheel. The power store device includes at least one spring (32) with angled windings.
Patent DE-19833104-A1 (DE)
Title: Machine tool for machining combustion engine camshaft to form specially shaped regions for receiving cams, containing cutting plates moved relative to these regions in direction of camshaft central axis
IPC: B23B5/18
Filed: 1998-07-23
Abstract: The cam-receiving regions (17/1-17/8) are machined using cutting plates (19/1-19/8) engaging with the camshaft (11) by a positioning mechanism (5,7,21,23,25/1,25/4) that creates relative movement between the plates and specially shaped camshaft regions in the direction of the camshaft central axis (33).  An Independent claim is included for a machining process utilizing the tool and producing a camshaft.
Patent DE-19834753-A1 (DE)
Title: Cake of soap comprises a holding element which partly projects from it and serves for handling and/or holding it above a dripping tray for purposes of drying
Inventor: KOLLER ALFONS
IPC: A47K5/05
Filed: 1998-08-01
Abstract: The cake of soap (1) is provided with a holding element (2) which partly projects from the cake of soap, and serves for handling and/or holding it above a dripping tray for purposes of drying.
Patent DE-19835239-A1 (DE)
Inventor: STORK ANJA
IPC: A61Q1/00
Filed: 1998-08-04
Abstract: The present invention relates to a composition which comprises at least a surfactant mixture and an oil component, the surfactant mixture comprising at least an anionic or zwitterionic surfactant, a nonionic surfactant and an alkyl phosphate component. The composition according to the invention is extremely well tolerated by the skin, mucosa and eyes, and has excellent foam formation.
Patent DE-19836288-A1 (DE)
Title: Production of weather-resistant titanium dioxide pigment particles dispersed in lacquers and dyes used for e.g. coloring plastics comprises dispersing the pigment particles in a suspension before surface coating and treating with ultrasound
Inventor: RENTSCHLER THOMAS
IPC: C09C1/36
Filed: 1998-08-11
Abstract: Production of weather-resistant titanium dioxide pigment particles dispersed in lacquers and dyes comprises dispersing the pigment particles in a suspension before surface coating and then treating with ultrasound.
Patent DE-19836474-A1 (DE)
Title: Verfahren zur Herstellung von 3-Cyano-3,5,5-trimethyl-cyclohexanon
Inventor: FISCHER JAKOB
IPC: C07C255/46
Filed: 1998-08-12
Abstract: Verfahren zur Herstellung von 3-Cyano-3,5,5-trimethyl-cyclohexanon durch Umsetzung von Isophoron mit Cyanwasserstoff in Gegenwart eines Katalysators bei Temperaturen von 80 bis 220 DEG C, indem man die Umsetzung in Gegenwart des Betains 1,3-Dimethyl-imidazolium-4-carboxylat durchführt.
Patent DE-19848912-A1 (DE)
Title: Pick-up appliance has suction elements fixed to attachments joined by bar forming thrust piece, connecting rods, plate parts and spring
IPC: B65G47/91
Filed: 1998-10-23
Abstract: The pick-up appliance has suction elements (3) fixed to attachments (6) at an adjustable angle to each other. The ends (9) of the attachments are joined by a bar (10) contained in the angle's interior to form a thrust piece (13). The attachments are joined by connecting rods (19) to an arm (15). An attachment consists of two spaced apart plate parts (8) between which is a suction element. The attachments are pre-tensioned in an open position by a spring (25) supported on the arm.
Patent DE-19851365-A1 (DE)
Title: Handpiece with switch and optical cable used to polymerize dental materials employs ring magnet to operate reed switch without hindering rotation of handpiece
Inventor: NATH GUENTHER
IPC: F21V8/00
Filed: 1998-11-06
Abstract: The optical cable passes through a non-magnetic cylindrical handle. Illumination is controlled by an assembly comprising an annular magnet  and e.g. reed switch  fixed on the cable, spaced away from the inner wall of the handle.  The optical cable (optical fibers or light pipe) passes through a non-magnetic cylindrical handle (6). Illumination is controlled by an assembly comprising an annular magnet (26) and e.g. reed switch (27) fixed on the cable, spaced away from the inner wall of the handle. The annular magnet slides along the tube, closely against its outer wall, to operate the reed switch. The two thin wires (41, 42) from the reed switch, run to the light inlet end.  Preferred features: The tube can be turned freely. The wires run inside the optical conductor, but outside its fluid content. The tube has a stop ring, limiting sliding of the magnet. The sliding magnet is encased and spring-biased. Further variants based on these principles are described.
Patent DE-19851458-A1 (DE)
Title: Monolithisch integrierte Schaltung mit mehreren einen Nebenschluß nach Masse bildenden Kapazitäten
Inventor: GERHARD GREGOR
IPC: H01L23/48
Filed: 1998-11-09
Abstract: Jede Kapazität bestehs aus zwei auf einem Substrat (1) aufgebrachten, durch eine dielektrische Schicht (3) voneinander getrennten leitenden Belägen (2, 4, 5). DOLLAR A Damit diese Kapazitäten möglichst eng, platzsparend nebeneinander angeordnet werden können, sind die unteren Beläge (2) der Kapazitäten miteinander verbunden, und es ist nur der zu einer Kapazität gehörende untere Belag (2) über eine Durchkontaktierung (6) im Substrat (1) mit einer Masseleitung (7) auf der Substratunterseite kontaktiert.
Patent DE-19852070-A1 (DE)
Title: Überkritisches Kohlendioxid zur antimikrobiellen Behandlung kontaminierter Papiere
Inventor: ANDERS MANFRED
IPC: A01N59/04
Filed: 1998-11-11
Abstract: Die Erfindung betrifft ein Massenbehandlungsverfahren zur Bekämpfung von Mikroorganismen in Papieren in Form von ganzen Büchern, welches weder giftige Substanzen im Objekt zurückläßt noch für das Objekt beschädigende Effekte mit sich bringt. Bei einem erfindungsgemäßen Verfahren zur Inaktivierung mikrobieller Kontaminanten werden die Papiere bzw. Bücher Kohlendioxid in überkritischem Zustand ausgesetzt.
Patent DE-19853069-A1 (DE)
Title: Halbleiterprüfungsgerät
Inventor: OMURA RYUJI
IPC: G01R31/3187
Filed: 1998-11-17
Abstract: Eine Programmstromversorgung (12) eines Prüfers (10) legt eine Stromversorgungsspannung (Vcc) an eine zu prüfende IC (1) an. Ein Mustergenerator (13) legt ein Taktsignal (CLK) und ein Anweisungssignal (CMD) an eine BIST-Schaltung (4) der IC (1) an. Die BIST-Schaltung (4) prüft die IC-Speichereinheit (2) und die logische IC-Einheit (3) und gibt seriell einen Datenwert, der bezeichnend für ein Prüfungsergebnis ist, an einen Umwandler (14) des Prüfers (10) aus. Der Umwandler (14) wandelt den angelegten seriellen Datenwert in einen parallelen Datenwert um und legt in an den Computer (11) an. Verglichen mit der der Anmelderin bekannten Technik, bei der das Adressensignal und das Steuersignal an die zu prüfende IC angelegt werden, kann die Zahl der für die Prüfung notwendigen Anschlußstifte reduziert werden. Daher werden die Kosten für die Prüfung reduziert, und die Effizienz der Prüfung wird verbessert.
Patent DE-19854986-A1 (DE)
Inventor: HOPPE JOACHIM
IPC: G06K19/077
Filed: 1998-11-27
Abstract: The invention relates to a method for producing monolayer and multilayer chip cards (1) and to a method for producing a semi-finished product for chip cards and to a corresponding semi-finished product. Cavities (21) are embossed into a foamed plastic material (20). The electronic components (30) of the chip cards are inserted into said cavities. The pre-embossed, foamed plastic material (20) may be used as a monolayer chip or, if provided with the electronic components, as a card inlet for a monolayer card or a laminate card. The production of cavities for the electronic components by deep-embossing foamed plastic material is inexpensive and subjects the electronic components to a minimum of mechanical stress. The embossing method facilitates the production of cavities having complex geometrical shapes.
Patent DE-19855383-A1 (DE)
Inventor: RUIDER GUENTHER
IPC: C07C213/04
Filed: 1998-12-01
Abstract: The invention relates to a method for purifying triethanolamine which is produced by reacting aqueous ammonia with ethylene oxide in the liquid phase under pressure and at an increased temperature. To this end, excess ammonia, water and monoethanolamine are separated from the reaction product. The thus obtained crude product is reacted with ethylene oxide at temperatures of from 110 to 180  DEG C and is rectified in the presence of phosphorous or hypophosphorous acid or the compounds thereof.
Patent DE-19860660-A1 (DE)
Title: Solar heat collector comprises a housing in the form of a self-contained, load-carrying closed shell made of a heat insulating material
Inventor: REICH DOROTHEA
IPC: F24J2/04
Filed: 1998-12-29
Abstract: The housing of the solar heat collector is a self-contained, load-carrying closed shell (1) made of a heat insulating material. Independent claims are also included for structures for fixing the collector onto or into roof structures. Such fixing structures incorporate respectively a mounting rail and a connector frame onto/into which the collector is installed with a gap.
Patent DE-19906655-A1 (DE)
Title: Elektrochrome Vorrichtung mit verbesserter Lichtechtheit
Inventor: BERNETH HORST
IPC: G02F1/1503
Filed: 1999-02-18
Abstract: Die Verwendung bestimmter Dihydronaphthazine oder Dihydrophenazine in elektrochromen Vorrichtungen führt zu einer verbesserten Lichtbeständigkeit der elektrochromen Vorrichtungen.