baber/WOPTO huggingface dataset:
Patent DE-4009447-A1 (DE)
Title: Processing waste salts, dusts and sludges - to give dust-like product suitable for dumping
Inventor: JOHNE RUDOLF
IPC: A62D101/49
Filed: 1990-03-23
Abstract: In the treatment and prepn. for dumping of flue gas scrubber salts, filter dusts and sludges, products from flue gas cleaning and/or clarification sludges or related products from waste incinerators, fossil fuel combustion units and similar equipment, the novelty comprises (i) mixing the initial products with an alkali (ne earth) metal (hydr)oxide and/or carbonate in the wt. ratio 20-2:1; (ii) slurrying the mixt.  with water and heating at up to 120 deg.C for 30-60 mins.; and (iii) spraying the suspension into a furnace and heating at 150-350 deg.C to obtain a dry dust-like final product. ADVANTAGE - The process achieves up to 70% vol. redn. of the initail product, converts heavy metal and other salts into non-volatile innocuous products and gives a dumpable final product which does not produce polluting eluates.
Patent DE-4013113-A1 (DE)
Title: Stabilised ABS-aromatic polycarbonate moulding compsns. - contg. specified bisphenol additives to prevent high temp. surface defects and to improve impact strength
Inventor: BRANDT HEINZ-DIETER DIPL CHEM
IPC: C08K5/13
Filed: 1990-04-25
Abstract: Thermoplastic moulding compsns. based on an ABS resin opt.  together with an aromatic polycarbonate are characterised by the presence of 0.01-15 (esp. 0.1-3) wt.% of a bisphenol additive of formula (I). R = H, 1-5C alkyl or 1-5C alkoxy; X = a band, 1-15C alkyl(id)ene, -O-, -S-, -SO-, -SO2-, -CO- or -COO-; and m and n = 0, 1 or 2, esp. 0. A specifically claimed compsn. comprises (i) 100-20 pts.wt. of a specified ABS; (ii) 0-80 pts.wt. of an aromatic polycarboante; and (iii) 0.01-15 (esp. 0.1-3) pts.wt.  (per 100 pts.wt. of total compsn.) of (I). The specified ABS comrpises (A) 5-100 (pref. 5-80) wt.% of a graft copolymer of (A1) 10-95 (pref. 10-80) wt.% of a mixt. of (a) 50-90 wt.% styrene, alpha-Me-styrene, ring-substd. styrene and/or Me emthacrylate and 8b) 50-10 wt.% (meth) acrylonitrile, Me methacrylate, maleic anhydride and/or an N-substd. maleimide on (A2) 90-5  (pref. 90-20) wt.% of a rubber with Ty = 0 deg.C or below; and (B) 95-0 (pref. 95-20) wt.% of a thermoplastic copolymer based on (B1) 90-50 wt.% of monomers. (A1) (a) and (B2) 50-10 wt.% of monomers (A1)(b). USE/ADVANTAGE - The compsns. can be used in mfr. of housings for domestic appliances or parts for use in vehicles, building or elec. engineering. (I) are used as stabilisers to prevent surface defects in parts made from the compsn., being effective at higher temps. than previously-used phosphoric acid esters, while at the same time imparting improvements in impact strength.
Patent DE-4018395-A1 (DE)
Title: Inhibition of nitrification of ammonium nitrogen in soils
Inventor: GRABARSE MARGRIT DR
IPC: C05G3/90
Filed: 1990-06-08
Abstract: An agent for inhibiting and regulating the nitrification of ammonium-N contains, in addn. to conventional auxilliaries and carriers, 1-guanyl-3-methyl pyrazole of formula (I) or its acid addn. prods. or coordination cpds. as the active ingredient.
Patent DE-4019418-A1 (DE)
Inventor: KUD ALEXANDER DR
IPC: C08F283/06
Filed: 1990-06-19
Abstract: Use of graft copolymers obtained by: a) grafting alkylene glycols, polyalkylene glycols with molar masses up to 50,000, polytetrahydrofuran, glycerin, polyglycerin, addition products of alkylene oxides with 2 to 4 carbon atoms on mono- or polyvalent C1-C6 alcohols, as well as chain-lengthened reaction products of the above-mentioned compounds with polyvalent carboxylic acids or polyvalent isocyanates with: b) monoethylenically unsaturated C3-C8 carboxylic acids and possibly: c) other monoethylenically unsaturated compounds at temperatures of 40 to 100  DEG C in the presence of radical-forming initiators, as additives in phosphate-free or low-phosphate washing and cleaning products. The invention relates also to washing and cleaning products containing 0.1 to 15 wt. % of the above-mentioned graft polymerizates.
Patent DE-4021851-A1 (DE)
Title: Spindle cleaning machine easy to produce - using belt and air extn. equipment mounted on service trolley progressing at front of frame
Inventor: EGBERS GERHARD PROF DR ING
IPC: D01H1/38
Filed: 1990-07-09
Abstract: Dust extn. equipment is employed to clean the spindle base on a spinning frame. The equipment covers several spindles together, and is arranged to progress along the front of the frame. The trolley (5) is mounted on wheels to progress along the front of a spinning frame (1). The length may be appropriate to clean several spindles (3) concurrently. The base of the spindle below the winding (35) is the particular object of the machine. A metal plate (29) directs the working of the machine into that region. The plate is lifted as the trolley progresses by the pneumatic or electro-magnetic actuator (31). ADVANTAGE - The equipment is uncomplicated and is therefore economic to produce.
Patent DE-4022921-A1 (DE)
Inventor: APITZ SIEGFRIED
IPC: H03J7/18
Filed: 1990-07-19
Abstract: A television signal receiving set contains in particular in a microcomputer (1) a programming device (9) with a programming program by means of which the programming device, using an abbreviated-name table (NK-Tab), which is contained in a memory (11) in the television signal receiving set and can be read out, generates a transmitter data table (SD-Tab), using the data determined, of the transmitters of individual stations which are adequately received at the receiving site. For generating this table, generally several tuning or search runs are required which are spaced further apart in time. A station location table (StPl-Tab), also generated within the programming program, is used, in conjunction with the transmitter data table, for automatically tuning to a selected individual station and for displaying an abbreviated name for this individual station. <IMAGE>
Patent DE-4025730-A1 (DE)
Inventor: GEKE JUERGEN DR
IPC: C09D7/80
Filed: 1990-08-14
Abstract: The invention relates to coagulating agents in the form of two separate components A and B for paints, waxes and/or coating agents, containing one or more alumosilicates, one or more waxes and/or waxy substances and one or more known active and/or auxiliary agents for coagulation and/or preparation and the aqueous slurries of the two-component agent and their use in water circuits of paint removal plants.
Patent DE-4027560-A1 (DE)
Title: Simplified telephone connection selection system -  require input of only calling subscriber own exchange and called subscriber exchange
Inventor: HANNEMANN WOLFRAMG DIPL ING
IPC: H04Q3/62
Filed: 1990-08-31
Abstract: The connection selection system allows a subscriber the coupled to one exchange (A) to be connected to a subscriber coupled to a different exchange (E), using cross-connections (QLAB...QLDE) between successive exchanges (A..E), connecting them in series. The calling subscriber enters is identification for his own exchange (A) and for the exchange (E) of the called subscriber which is then converted into a chain of characters identifying all the intermediate exchanges via a stored conversion table. ADVANTAGE - User does not need to know all required intermediate exchanges.
Patent DE-4029867-A1 (DE)
Title: Swinging arm for excavating machine -  is hydraulically actuated by two links to enable arm to swing through 180 deg.
Inventor: SCHNEIDER KURT DIPL ING
IPC: E02F3/38
Filed: 1990-09-18
Abstract: The swinging arm (3) of an excavating machine can be swung between two extreme positions which are at 180 deg to each other. The arm (3) is actuated by a hydrualic cylinder (4) which has the outer end of its piston rod connected to two curved links (1) and (2) by a pivoting joint (B). The other end of the first link (1) is attached to the engine housing (6) by a pivoting joint (A) whilst the other end of the second link (2) is attached to the swinging arm (3) by a pivoting joint (C). USE/ADVANTAGE - Mechanism for actuating swinging arm of an excavator provides 180 deg of movement with compact linkage.
Patent DE-4035720-A1 (DE)
Title: Demoulding device for injection mould - mechanically operated and easily adjusted compressed air system with grip attached to members moved in one plane
Inventor: PROBST JUERGEN
IPC: B29C45/42
Filed: 1990-11-09
Abstract: Device has a driven holder/grip to engage and remove each moulding; grip turns about point(s) to register and also move by turning in the one plane and pref. horizontally about the point. Pref. two-part injection mouldings are removed by the device attached to the machine and having the holder/grip fitted with tongs and the cylinder and piston. The grip is operated by an arm on a driven shaft. The arm is in two parts joined by a pin which moves one part through an angle to the other. The bottom end of the piston has two fingers to move wrt axis of the cylinder, which has an end stop switch and valves. The system is operated by compressed air and has time switch. ADVANTAGE - Used regardless of the shape of the mouldings. Adjusted merely by simple hand operations. (0/1)
Patent DE-4036048-A1 (DE)
Title: Measuring foam or sedimentation height in liquids - using transmitting light measurement with calibration state involving empty or partially-filled specimen vessel
Inventor: RAAB FRANZ
IPC: G01N13/02
Filed: 1990-11-13
Abstract: The method of measuring the foam or sedimentation height in liquids involves passing light through an at least regionally transparent specimen vessel contg. the foam or sedimentation sample. The foam or sedimentation height is determined from the different light intensities above and below the foam or sedimentation boundary. A calibration measurement is performed with light passed at different heights through the empty or partially-filled vessel. Actual measurement values are compared with the calibration measurements for corresp. heights. ADVANTAGE - Enables foam or sediment height measurement independently of vessel quality, light distribution and sensor sensitivity.
Patent DE-4036936-A1 (DE)
Title: Method of ventilating large halls - involve forming architectural air channels like organ pipes to extract air downwards and from different levels
Inventor: EDER GUENTHER DIPL ING
IPC: F24F7/02
Filed: 1990-11-20
Abstract: A method of ventilating large halls with wide open upper areas and specially constructed roofs. The used air is extracted downwards through architectural air channels in a formation like organ pipes, which suck in the air at various levels and in suitable quantities. Air at the highest point is not extracted into the open and the heat it contains is not lost. USE/ADVANTAGE - Draughts are minimised and there is little heat loss.
Patent DE-4038333-A1 (DE)
Title: Injection moulding to precise programme - by filling chamber with melt at end of extruder where pressure sensor signals to computer which controls screw movements according to programme
Inventor: HEINDL FRIEDRICH ING
IPC: B29C45/76
Filed: 1990-12-01
Abstract: In the process of injection moulding plastics, the material is initially plasticated by a driven screw in its barrel and the space is filled, the material is prevented from flowing backwards from that space and the melt is then expelled by advancing the screw forwards. The injecting process follows a set curve of e.g. speed/travel. The filled space concerned is shut off against the resistance of a nozzle. The advance of the screw starts to follow the predetermined curve only when the backflow valve is closed and/or when the nozzle opens to the mould cavity.
Patent DE-4039734-A1 (DE)
Inventor: HAGEN HELMUT DR
IPC: C07D333/26
Filed: 1990-12-13
Abstract: Herbicidal agents contain as antagonistic compound at least one substituted 2-aminothiophene having formula (I), in which R<1>, R<2> stand for H, CN, alkyl, halogen alkyl, if necessary substituted phenyl, CO-R<6> or R<1> + R<2> stand for a C3-C6 alkylene chain, upon which a benzene ring, if necessary substituted, may be annulated, a C2-C3 alkylene chain broken by -O- or -N(R<7>)-, which may also carry 1-4 alkenyl residues or a group CO-N(R<7>)-CO; R<3> stands for CN, if necessary substituted -C(NH2)=N-C6H5, -C(NH3<+>Hal<->)=N-C6H5, CX-R<6>; Hal stands for halogen; R<4> stands for H, alkyl, alkenyl, if necessary substituted phenyl, if necessary substituted triazin, -PX(OR<8>)2, -CX-R<9>, -SO2R<10>, -SO2-NHR<10>, -CX-N(R<7>)-CY-R<8>, -CX-N(R<7>)-SO2-R<11> or R<3>=R<4> stand for CO-O-CO; R<5> stands for H, alkyl, -CX-R<9>, -SO2-R<10>; X, Y stand for O, S; R<7> stands for H, phenyl, alkyl; R<8> stands for H, alkyl, if necessary substituted phenyl; R<9> stands for alkyl, halogen alkyl, alkenyl, halogen alkenyl, if necessary substituted cycloalkyl or cycloalkenyl, NH2, alkylamino, dialkylamino, cycloalkylamino, if necessary substituted phenyl or phenylamino; R<10> stands for alkyl, if necessary substituted phenyl; R<11> stands for NH2, alkylamino, dialkylamino, if necessary substituted pyrrolidinyl, piperidinyl, morpholinyl, piperazinyl; R<4> + R<5> stand for =CR<12>R<13> or -CO-W-CO-; R<12> stands for H, NH2, alkylamino, cycloalkylamino; R<13> stands for NH2, alkylamino, dialkylamino, cycloalkylamino, if necessary substituted thienylamino, pyrrolidinyl, piperidinyl, morpholinyl, if necessary substituted phenyl or pyridyl; W stands for an ethylene or ethenylene bridge, if necessary substituted, or for an aromatic or heteroaromatic 5/6 membered cycloalkylene or cycloalkenylene bridge, if necessary substituted. Also disclosed are a basic salt of compound (I), in which R<3> stands for hydroxycarbonyl, hydroxythiocarbonyl, or an acid salt of compound (I) which contains a basic hydrogen atom, and at least one herbicidal active substance from (A) the group of 4-aryloxy- and 4-heteroaryloxy-phenoxyacetic acid derivates or from (B) the group of cyclohexan-1,3-dione derivates.
Patent DE-4103125-A1 (DE)
Title: Axial flow gas laser tube - allows part of gas heated in tube to escape to prevent overheating
Inventor: WATANABE AKIRA
IPC: H01S3/036
Filed: 1991-01-30
Abstract: The laser gas is driven axially along the discharge tube (14) from the cathode (13) to the anode (15).  A high electric voltage is set up between the cathode (13) and the  anode (15) to bring about an electric discharge between. The  laser tube has an electric discharge tube (14) which has a set of inlet apertures (32a-32d) for the input fo part of the coded laser gas, and a set of outlets (33a-33c) for emitting part of the heated laser gas. USE/ADVANTAGE - Temp. increase of gas in discharge tubd can be suppressed and, at the same time, power efficiency greatly increased.
Patent DE-4113453-A1 (DE)
Title: Continuous sepn. of chemical impurities - by melting, cooling to crystallise and moving cooled surfaces through crystallisation cooling zone to exudation reheating zone before impurity removal
Inventor: BRAUN ANDREAS
IPC: B01D9/00
Filed: 1991-04-25
Abstract: In the sepn. of chemical substances by crystallisation of the melt on cooled surfaces and then exudation to melt and remove the impure crystalline surfaces. The cooled surfaces are moved continuously from the delivery point of the substances, through a crystallisation cooling zone to an exudation reheating zone, before the residual purified crystals are removed. Appts. for carrying out the process includes an endless impervious belt of thermally conductive material which is passed around deflection rollers through belt cooling and heating devices. ADVANTAGE - The process allows continuous sepn. at low energy cost.
Patent DE-4123108-A1 (DE)
Title: Telephone handset circuit with electronic loop current switch - acts as rest contact loudspeaking free speaking button contact and number selection switch contact
Inventor: BORAN AHMET DIPL ING
IPC: H04M1/60
Filed: 1991-07-12
Abstract: The circuit has an electronic switch (T3) inserted in one of the speech wires (1) acting as a rest contact for controlling the loop current, as a loudspeaking/freespeaking button contact and as a number switch contact. A control device (ST) is coupled to the pushbutton keyboard (WT) for supplying the selection pulses. A transistor (T1) is controlled by a charged capacitor (C) coupled to the speech wire (a), for closure of the electronic switch (T3), with the control device (ST) receiving the loop current. USE - For telephone handset with pushbutton selection and loudspeaking facility.
Patent DE-4128233-A1 (DE)
Title: Measuring strength of glass and ceramics - using image processing method having measuring windows
Inventor: HOFMANN DIETRICH PROF DR
IPC: G01N33/38
Filed: 1991-08-26
Abstract: A process for objectively measuring the strength and mechanical breaking values of glass, ceramic and glass-ceramic materials uses a picture processing method. Three measuring windows are arranged in the picture of Hertz fracture so that each window covers the line (g1) of the jump dia., the line (g2) of the tear length and the line (g3) of the base dia. Pref. points for determining the sizes are measured by section points of the light-dark or dark-light transitions as lines. Definition of the lines occurs by measuring the points at the light-dark or dark-light transition in the measuring window. ADVANTAGE - Pictures are taken in defined time intervals.
Patent DE-4130860-A1 (DE)
Inventor: WACHSMANN ULRICH DR
IPC: D01D11/02
Filed: 1991-09-17
Abstract: A process is disclosed for treating at least one thread or similar structure moved in its longitudinal direction with at least one liquid, so that any liquids adhering to the thread are replaced by another liquid applied by at least one liquid jet oriented towards the thread.
Patent DE-4135018-A1 (DE)
Title: Passing fluid over bed of catalyst or adsorbent - by dividing fluid into two for radial flow of fluids in reactor, for cleaning car exhaust, industrial effluent or processing etc.
Inventor: GOLDE ERNST
IPC: B01D53/86
Filed: 1991-10-23
Abstract: In a process to pass a fluid over a bed of catalytic or adsorbent material, the bnovely is that the fluid enters the process chamber and is divided into two to flow radially either from the outside in, or from inside out through the porous treatment bed, and that the fluid flows then leave the treatment outlet chamber either jointly or separately. Each part of the flow may between 0% and 100% of the total flow. Pref. the treatment chambers are arranged above and abelow a common base and incorporate concentric catalytic or adsorbent beds; and the outlet chamber is more than twice the size of the inlet chamber. USE/ADVANTAGE - The process and assembly facilitate the passage of fluids through catalytic or adsorbent beds used in industrial processes or to clean effluent air, or to clean auto exhausts gases
Patent DE-4136472-A1 (DE)
Inventor: WAGENER EDGAR
IPC: G01M3/10
Filed: 1991-11-06
Abstract: The invention relates to a procedure and a device for testing the leaktightness of containers in which there are beverages mixed with gas, in particular carbon dioxide. According to the invention, it is shown how all the containers can be checked for their leaktightness without polluting the environment even in the case of large-scale industrial production.
Patent DE-4138618-A1 (DE)
Title: Sulphuric acid prodn. in auto-thermal 3-stage contact process - with min. emission by using hot gas from sulphur combustion for heating gas to third stage
Inventor: KOWALEWSKI ZDZISLAW DR
IPC: C01B17/765
Filed: 1991-11-25
Abstract: In the prodn. of H2SO4 by 3-stage oxidn. of SO2, with intermediate removal of SO3, the gases entering the second contact stage are heated with gases from the first contact stage. The novelty is that the gases entering the third contact stage are heated with hot gases from the S combustion furnace. Pref. gases entering the third contact stage are preheated with gases from the second or third contact stage. USE/ADVANTAGE - Using the heat energy from pt. of the hot combustion gas ensures that the contact process with a ring catalyst is completely autothermal, increases the final degrees of conversion and minimises SO2 emission into the atmos. Modernisation work is reduced by adding a third contact stage to an existing 2-stage process.
Patent DE-4138938-A1 (DE)
Title: Tap fitment with mixer valve for wash basins - has separate pipe holder fixed at distance at top end of fixing socket, holder attached to water pipes and containing guide channels and fixers for mixer valve
Inventor: KAHLE DIETER
IPC: E03C1/04
Filed: 1991-11-27
Abstract: The water pipes (21, 22) are attached to the separate U-shaped pipe holder (2) containing the water guide channels (23, 24) as well as fixers for connecting a cartridge-like mixer valve (3). Axially adjoining sealing discs (28a, 28b) are arranged for rotary connection of the water outlet channel (26) so that the latter can be connected with the outer outlet pipe through an angular fitment (27) provided inside on the sleeve (4). The fastening socket (1) has a socket ring (11) on which the pipe holder is fixed by tension screws (31) and spacers (32) together with the mixer valve (3). A cover plate (14) above the holder forms with the socket ring the rotary bearing for the sleeve. ADVANTAGE - Easy connection between the swivel outlet pipe and mixer outlet.
Patent DE-4140452-A1 (DE)
Title: Automatic loader for pallets onto lorries or trailers - consists of machine with four or six prongs, collector platform and rollers
Inventor: STAEGE RUEDIGER
IPC: B65G67/04
Filed: 1991-12-05
Abstract: The loader (1) for automatically loading pallets (2) onto the back of heavy goods vehicles or trailers consists of a four- or six-pronged machine which lifts the pallets from one pallet onto a collector-platform, by means of a height adjustable scissors-type ligting-table. The tine-support rollers are lowered separately. The pallets are removed by the lorry-side so that a spacer-plate is pushed between pallets and lorry-side. The pallets are lifted by means of pneumatically connected air-pads integrated in the upper surface of the times. USE/ADVANTAGE - The pallets are prevented from coliding with the lorry side.
Patent DE-4140704-A1 (DE)
Title: Controlled tyre pressure adjustment device - has compressor, to supply air to pressure vessel, and valve with pressure hose to inflate tyres
Inventor: ZISMER JOERN
IPC: B60C29/06
Filed: 1991-12-10
Abstract: The device has sensors to measure parameters, which are required to determine the actual pressure, and to recognize any temp. increases in the tyre caused by defects. A control device decodes, and logically links the data, determines actual pressure and temp. and makes a comparison with reference data. The control device (11) triggers a compressor (14) and a valve (15). The valve is connected to a pressure hose (20), which can reach any of the tyres (2,3,4,5) of the vehicle (1). The compressor supplies compressed air to a vessel (19). A regulator circuit (18) is located between the two, and the compressor constantly charges the vessel to max. pressure. USE/ADVANTAGE  - Vehicle tyre pressure adjustor of simple construction, permits precise inflation, and is easy to handle.
Patent DE-4206892-A1 (DE)
Title: Electric current generator employing column of ionised gas - uses gas from electrolysis of water and ionised electrostatically for induction of current in windings of generator
Inventor: KURZ THOMAS
IPC: F03B17/02
Filed: 1992-03-05
Abstract: The working mixt. of gases produced from water in an electrolytic stage (1) ascends through an ionising stage (2) surrounded by a ring of electrodes. The stream of ions (4) continues to rise to a level where it induces an electric current in surrounding windings (3). The gases can be reconverted into water in a fuel cell stage (6) for the prodn. of more current, or can be carried away as H2 and O2 in a gas transport stage (7). USE/ADVANTAGE - A much less expensive current generator is entirely harmless to the environment and consumes no resources.