baber/WOPTO huggingface dataset:
Patent DE-3742679-A1 (DE)
Title: Process for sizing paper with optionally anionic, hydrophobic sizing agents and optionally cationic retention aids
Inventor: WIETFELD BERNHARD DR
IPC: D21H17/03
Filed: 1987-12-16
Abstract: In a process for the surface or pulp sizing of paper or board, there are used optionally anionic, hydrophobic sizing agents of the formula   <IMAGE>  where     Q1 is <IMAGE>     A1 is C2-C3-alkylene,   X1 and X2 are each -O-, -NH- or <IMAGE> , Y1 is -S-Z1, -S-R4, -S-OC-R4, -S-OC-NH-R4, -O-OC-R4, -NH2 or -NH-CO-R4,   Z1 is an alkali metal or hydrogen, R1, R2 and R3 are each C1-C22-alkyl or -alkenyl, at least one of the R1, R2 or R3 radicals being C16-C22-alkyl or -alkenyl, R4 is C1-C22-alkyl, C1-C22-alkenyl, aryl or aralkyl optionally substituted by one or more carboxyl or sulpho groups in free or salt form, and   n is 1 or 2, in combination with conventional, optionally cationic retention aids. The compounds of the above formula in which there are <IMAGE> are novel and are prepared from an unsaturated diamide with hydrogen sulphide and optionally an alkali metal hydroxide, a haloalkane, a halocarboxylic acid or an isocyanate; from a hydroxydiamide and a halocarboxylic acid; from an amine and an amino acid and optionally a halocarboxylic acid; from an amine and mercaptoic acid and optionally an alkali metal hydroxide, a haloalkane, a halocarboxylic acid or an isocyanate; from an amine of glycolic acid and a halocarboxylic acid; or from a primary amine, glycocoll and optionally a halocarboxylic acid.
Patent DE-3800024-A1 (DE)
Title: Method and device for adaptive filtering of digital signals in Doppler speed measuring devices
Inventor: LIND EARL R
IPC: G01S13/58
Filed: 1988-01-02
Abstract: Published without abstract.
Patent DE-3804636-A1 (DE)
Title: Heterocyclically substituted alkylsulphonamides, process for their preparation, and medicaments
Inventor: FRIEBE WALTER-GUNAR DR RER NAT
IPC: C07D209/42
Filed: 1988-02-15
Abstract: Compounds of the formula I <IMAGE>  in which   R1 and R2 can be identical or different and in each case denote hydrogen, a halogen atom, a C1- to C6-alkyl, C1- to C6-alkoxy, C1- to C6-alkylthio, C1- to C6-alkylsulphinyl, C1- to C6-alkylsulphonyl, trifluoromethyl, hydroxyl or cyano group, R3 and R8 can be identical or different and in each case denote hydrogen, a C1- to C6-alkyl, a benzyl or a C1- to C6-alkanoyl group, R4 and R5 can be identical or different and in each case denote hydrogen or a C1- to C6-alkyl group,   R6 and R7 in each case represent hydrogen or together form a bond,   X stands for oxygen, sulphur, a group NOH or a group NR8 and   n denotes an integer from 1 to 4, their physiologically tolerable salts of inorganic or organic bases and processes for their preparation, and medicaments containing these compounds having an antagonistic action against thromboxane A2.
Patent DE-3816306-A1 (DE)
Inventor: HERTEL GOETZ DIPL ING
IPC: B01D53/34
Filed: 1988-05-13
Abstract: The aim of the present invention is to keep the solid content of the washing mixture generally constant, notwithstanding variations in the SO2 concentration, in a known process with prewash stage for separating HF, HCl and a subsequent, in the direction of the gases, main-wash stage for separating SO2, whereby in both these stages a washing solution is fed into the circuit and in the main-wash stage, after washing, droplets are separated from the waste gas by means of a mist collector and in case of a fault, the washing solution is evacuated from the washing basin of the main-wash stage through an overflow and washing solution from the main-wash stage containing solids is extracted and the water removed. The additional water (22) required for operating the mist collector nozzles (14) is provided in a quantity depending on the volume of waste-gas (7) to be purified, washing solution is extracted from the washing basin subject to the quantity of SO2 separated, part of the washing solution (30) is taken from the main-wash stage (8) circuit (9) and at least partially clarified; finally, the part with the greater solid content (23) is fed back into the main-wash stage (8) and the part with the smallest solid content (31) is evacuated.
Patent DE-3817552-A1 (DE)
Title: A process for producing paper-covered absorbent cardboards
Inventor: SCHULZE GUENTER
IPC: D21H11/14
Filed: 1988-05-24
Abstract: The invention relates to a process for producing paper-covered absorbent cardboards which are further processed, in particular, into mats for the beverage industry and food industry. In this case, an air-dry paper having a mass per unit area of 20 g/m<2> to 60 g/m<2> is placed on top of a slightly drained cardboard web being formed and consisting of 70% to 100% of wood pulp and 0% to 30% of waste paper and, together with the cardboard web, is passed at a speed of 6 m/min to 12 m/min through the couch part, press part and drying part. The paper-covered cardboards are then cut to format, smoothed if appropriate and imprinted if appropriate.
Patent DE-3819670-A1 (DE)
Title: Spare-wheel carrier with anti-theft protection
Inventor: SEHMISCH ECKEHARD
IPC: B62D43/00
Filed: 1988-06-09
Abstract: The area of application of the invention is in the construction of vehicles. The objects of the application are spare-wheel carriers on goods trailers and recreational trailers for passenger cars. The essence of the invention consists in that the spare wheel is placed onto the retaining clamps which have threaded bolts, the cover disc is placed on the threaded bolt, the hook, which has been forced through inwards, plunging into the opening in the retaining clamp and the cover disc being rotated. The shaped holes, which have been brought into coincidence during rotation, in the retaining clamp and cover disc are closed with a known insert lock. The firm fit of the spare wheel on the vehicle is achieved by placing a nut onto the threaded bolt and tightening it. <IMAGE>
Patent DE-3822069-A1 (DE)
Inventor: HASENBEIN NORBERT DR
IPC: C08F8/44
Filed: 1988-06-30
Abstract: The invention relates to a process for the preparation of ionically crosslinked ethylene copolymers by mixing the carboxyl group-containing copolymers with an aqueous metal salt solution in the reaction zone of a twin-screw extruder and transferring the reaction mixture into a degassing zone, to an ionically crosslinked ethylene copolymer, and to its use as a coupling agent, injection-moulded article or coating film.
Patent DE-3823464-A1 (DE)
Title: Tryptophan dipeptides
Inventor: BERND MICHAEL DR
IPC: C07K5/06
Filed: 1988-07-11
Abstract: Compounds of the formula  R1-A-NH-CHR2-CO-OH  in which     A is the residue of a naturally occurring amino acid, R1 is hydrogen, benzoyl, phenyl-C1-C4-alkoxycarbonyl, C4-C6-alkoxycarbonyl or C1-C2-alkanoyl, phenoxycarbonyl, C1-C3-alkoxycarbonyl, phenyl-C2-C7-alkanoyl or an optionally unsaturated alkanoyl radical with 3-18 C atoms, and   R2 is the 3-indolylmethyl radical, and their carboxylic salts with the following cations: alkali metals, magnesium, alkaline earth metals, cations of basic amino acids or cations of amines of the formula NR3R4R5 in which R3, R4 and R5 are identical or different and are hydrogen, C2-C6-hydroxyalkyl radicals or C1-C6-alkyl radicals, and the latter can also be closed to a heterocyclic ring which optionally also contains an oxygen atom or another nitrogen atom, process for their preparation and pharmaceuticals which contain such compounds as active ingredients.
Patent DE-3826962-A1 (DE)
Title: Pharmaceutical composition for oral administration containing non-absorbable metal complexing agents
Inventor: ROSIN HARRY PROF DR
IPC: A61K45/06
Filed: 1988-08-09
Abstract: The invention relates to a pharmaceutical composition for oral administration, characterised in that it contains metal complexing agents in addition to conventional vehicles, auxiliaries and/or additives, where the complexing agent which is used cannot be absorbed by the host organism.
Patent DE-3832656-A1 (DE)
Title: Substituted carbamates
Inventor: KARRER FRIEDRICH DR
IPC: A01N47/12
Filed: 1988-09-26
Abstract: Novel substituted 4-(2,4-difluorophenoxy)phenoxyethyl carbamates of the formula <IMAGE>  in which     R denotes C1-C4-alkyl; and   X and Y denote -O- or -NH-, with the proviso that X and Y do not simultaneously denote -O- or -NH-. Described are processes for the preparation of these compounds and their use in pest control, in particular for controlling phytopathogenic insects and representatives of the order Acarina.
Patent DE-3833083-A1 (DE)
Title: Drive system for pallets of a parking system
Inventor: HAMMER HANS DR ING
IPC: E04H6/22
Filed: 1988-09-29
Abstract: The invention relates to a drive system for pallets of a parking system for the automatic parking of motor vehicles on at least one parking level with parking lines, including an entrance line and an exit line and parking rows perpendicular thereto, horizontal shifting of the pallets in the direction from the entrance line to the exit line taking place in the parking rows and shifting in the direction transversely thereto taking place in at least one parking line. Said drive system is distinguished in that the empty pallets in the region of the exit line can be shifted into a transporting-back zone, separated spatially from the parking level, and, there, can be transferred back into the region of the entrance line.
Patent DE-3843326-A1 (DE)
Title: Apparatus for the working of workpieces under the action of centrifugal force
Inventor: PERVUSIN EVGENIJ SERGEEVIC
IPC: B24B31/033
Filed: 1988-12-22
Abstract: The apparatus for the working of workpieces under the action of centrifugal force relates to the shaping of metals by cutting. The apparatus includes drums (5) with discharge openings (35), the drums being arranged in a crosspiece (2) with the possibility of planetary rotation and being equipped with lids (7) for the discharge openings (35), and also a collecting container (8) for the workpieces which have been worked. In this arrangement, the discharge opening (35) of the drum (5) is situated in the lower part thereof. The lid (7) is fitted externally on the drum (5) and is equipped with a device (36) for its displacement, which is arranged along the axis of rotation of the crosspiece (2). The collecting container (8) is arranged below the drums (5) and a drive (3) for rotating the crosspiece (2) is arranged above the drums (5). <IMAGE>
Patent DE-3844322-A1 (DE)
Title: Separable double valve
Inventor: KEITZ ROBERT VON
IPC: F16L37/373
Filed: 1988-12-30
Abstract: The separable double valve is intended, in particular, for the connection of hose lines and comprises two identical valves (I, II) which can be scraped by pigs in the open position, exhibit activating levers (1, 1'), and are intended for actuating the valve-closure elements (3, 3') arranged in the valve housings (2, 2'), the inflow and outflow sides (4, 4') of the housings (2, 2') being provided with line-connection elements (5). In order to provide a separable double valve which is intended to be capable of separation easily and quickly and of likewise being tightly fitted together, to be precise with the proviso of being capable of being scraped by pigs in the coupled state of the two valves, the double valve is designed according to the invention such that one connection side of one valve (I) is provided with a conical cutout (6) and one connection side of the other valve (II) is provided with an annular continuation (7) which fits into the cutout (6), and at least one annular seal (8) is arranged between cutout (6) and annular continuation (7). Arranged on the connection side (I') of one valve housing (2) are at least two axial push-in grooves (9), and these are adjoined by latching grooves (10). Arranged on the connection side (II') of the other valve housing (2') is an annular continuation (11) which engages over that region of the other valve (I) provided with the grooves (9, 10) and on which there are arranged latching continuations (12) which fit into the grooves (9, 10) of the other valve (I). The inner ... from one closure element to the other closure element (3, 3') ... Original abstract incomplete. <IMAGE>
Patent DE-3900102-A1 (DE)
IPC: A01N39/00
Filed: 1989-01-04
Abstract: A non-toxic disinfecting composition which does not cause irritation of the skin and mucous membranes consists of an aqueous solution which contains a combination of three benzylammonium chlorides of the general formulae <IMAGE> or of their hydrates, in which R represents a straight-chain or branched alkyl group having 7 to 18 carbon atoms, R1 and R2 in each case represent an alkyl group having 1 to 4 carbon atoms and m and n independently of each other in each case represent 1, 2 or 3, in a ratio of A : B : C = 1 : 0.2 to 0.5 : 0.01 to 0.05.
Patent DE-3905184-A1 (DE)
Inventor: SALA USINA JUAN
IPC: E05B65/12
Filed: 1989-02-20
Abstract: A cylindrical body 3 holds the steering column 1 so that the body can move axially and has a top flange 4 and a bottom flange 5 between which an eccentric lever 9 is disposed and is secured to the shaft of the ignition key lock. The top flange 4 bears ascending rods 11 extending through a block 12 secured to the steering wheel 10. A locking cross-member 14 is mounted at the top end, with an inner block 20 secured to the steering column 1 when it is disposed in radial recesses 24, so as to secure the steering wheel to the steering column or release it when required, when the cross-member 14 is raised and disposed in recesses 26 formed in an upper plug 28 screwed to the outer block 12. <IMAGE>
Patent DE-3910202-A1 (DE)
Title: Enlargeable sofa table
Inventor: NAGEL ERWIN DIPL ING
IPC: A47B9/00
Filed: 1989-03-30
Abstract: Published without abstract.
Patent DE-3910425-A1 (DE)
Inventor: JANSZ LUC J
IPC: B67D7/02
Filed: 1989-03-31
Abstract: Valve assembly (1) in which the valve body (2) is provided with at least two pinions (5) which are distributed along the periphery of the valve body and are driven by a rotary annular control element (3). The pinions are provided with means (7) for converting rotary motion into translatory motion, and these means are connected to a valve (13) belonging to the valve assembly.
Patent DE-3912114-A1 (DE)
Title: Special multi-unit (unit-type) district heating power (heating and power, heat-and-power generating, heat-electric) station
Inventor: BRETTING EKKEHARD DIPL ING
IPC: F24D11/02
Filed: 1989-04-13
Abstract: The invention defines a multi-unit district heating power station (MDHPS) having a novel assembly of components such that the previously customary additional fossil-fuel burner for the heating circuit is replaced by an electrical resistance-type solid-state accumulator. In this case, the invention provides that the accumulator is fed from the generators of the MDHPS. The patent application also covers using a heat pump to include in the heating circuit the radiator heat transfer losses of the solid state accumulator.
Patent DE-3912306-A1 (DE)
Title: System for automatically exchanging welding torches - in which torch is secured to welding machine or robot by latching device
Inventor: FELBER STEFAN
IPC: B23K37/02
Filed: 1989-04-14
Abstract: The system consists of two coupling elements, one of which is fixed to the welding machine or robot and the other to the welding torch, and a welding torch receiving station on which the torch and second coupling element may be placed and from which the new torch is picked up. The coupling elements are joined by a latching device, and the receiving station is provided with a release system for sepg. the coupling elements. The latching device consists of spring-loaded hooked levers on one coupling element which engage in recesses provided with guide sleeves in the other element. USE/ADVANTAGE - Used in conjunction with automatic welding machines and robots, and allows the welding torch to be simply and safelyexchanged by an automatic procedure which does not limit or interfere with the freedom of movement of the welding arm.
Patent DE-3912948-A1 (DE)
Title: Drainage layer in sintered metal backing for filter - is penetrated by anchoring bores filled with backing material
Inventor: HEIBURG KLAUS DIPL ING
IPC: B01D39/14
Filed: 1989-04-20
Abstract: The filter layers made e.g. of metal wire fleece, in a filter unit are sintered to a support layer. In the unit interior is a drainage layer (14) comprising one or more layers of metal fabric, possibly of different natures and forming a sandwich structure. At one or more locations, e.g. circular areas, the drainage layer has a transverse bore filter with material from the support layer, in a generally flat disc structure. ADVANTAGE - More effective in holding the filter layers together, esp. under reverse flow scouring pressures, and then prolonging service life than the known spot-weld reinforcements.
Patent DE-3919981-A1 (DE)
Title: Centrifugal sieve separators - alternately accumulate and discharge solids from cylinders also rotating about own axis
Inventor: ALBERSINGER GEORG
IPC: B04B5/02
Filed: 1989-06-19
Abstract: Two or more cylindrical sieve bodies (3), whose surface may be augmented by corrugations, are symmetrically disposed round a central axis (1) and in addition are rotatable about their own axes (2). Raw material, pref. animal farming slurry with  high liq. content, is fed into the sieve bases from a co-rotating distributor (5). Inside the sieves may be plates (4) producing radial and axial slurry deflections. Centrifugal force is applied alternately to the front and rear faces of the sieve material, which in one phase therefore collects solids and in a second phase dislodges them from the sieve surface. ADVANTAGE - The continuously operating sepn.  provides effective liq. sepn., with min. risk of sieve pore blockage.
Patent DE-3923030-A1 (DE)
Title: Control system for a circulating water heater
Inventor: HANGAUER WILFRIED DR
IPC: F24D19/10
Filed: 1989-07-13
Abstract: Control system for a circulating water heater, having a heat exchanger fed by a burner, a branch possessing a heating element, and a branch possessing a domestic water heater, which are both connectable to the heat exchanger via a priority switch-over valve, the priority switch-over valve having a rest position defined by a restoring force and being equipped with temperature setpoint generators for selecting a heating and domestic hot water temperature. The rest position of the priority switch-over valve (10) is variable and is switched over depending on whether reheating of the domestic water heater (24) is required or not, and as temperature setpoint for the heating of water, depending on the rest position of the priority switch-over valve, either the setpoint (HZ/39) alone or the higher of the two setpoints (HZ/39) and (WST/40) is selected. <IMAGE>
Patent DE-3931988-A1 (DE)
Title: Split sleeve electric motor - has rotor, rotor bearings, bearing sleeves and split sleeve combined as removable module
Inventor: KAUL GUENTER
IPC: H02K5/128
Filed: 1989-09-26
Abstract: The motor has the rotor (1) supported by rotor bearings (3a,3b) in turn supported by bearing sleeves (4a,4b) which are attached to the split sleeve (5) between the rotor (1) and the stator (12), at either end of this sleeve (5).  The rotor (1), the rotor bearings (3a,3b), the bearing sleeves (4a,4b) and the split sleeve (5) form a module (6) which can be removed from one end face of the stator (12) in the form of a cartridge, to facilitate replacement of the rotor (1). Pref. the outer wall of the split-sleeve (5) is sealed against the stator (12) via a sealing ring (11) which acts against the split sleeve (5) when the module (6) is inserted. ADVANTAGE - Facilitates simple replacement of rotor.
Patent DE-3937293-A1 (DE)
Title: Applicator for low viscosity materials, particularly adhesives - has inner housing for cartridge and outer housing with closure cap which releases balls from seats in cartridge allowing material flow
Inventor: BOCK KARL
IPC: B43M11/06
Filed: 1989-11-09
Abstract: An applicator for low viscosity material, particularly adhesive, has an inner housing (8) with end nozzle (6) and an external housing (13) and closure cap (14) which slides axially over the inner housing (8). Air tight sealing and continuous application of the material is achieved by a cartridge (7) which is inserted into the inner housing (8) and has ball and ventilation valves (16) at opposite ends. The cartridge valves (16) are initially sealed off by balls (15) which, after insertion of the cartridge (7) into the inner housing (8) are pushed off their seats (16) by plungers (5,9) activated by screwing down the closure cap (14). Material then flows freely to the nozzle (6) and air enters the upper end of the cartridge (7). Balls can be plastic e.g. PE, POM or glass and ball seats are plastic e.g. PTFE, PP or PE. USE/ADVANTAGE - For application of low viscosity material, particularly adhesives and ensures continuous material flow and good air-tight sealing during periods of non-use.
Patent DE-3943051-A1 (DE)
Title: Roller conveyor with side frame sections - has rollers pivot mounted by roller bearings, with side plates and drive mechanism
Inventor: BIEBRICHER REINHARD
IPC: B65G47/26
Filed: 1989-12-28
Abstract: The roller conveyor guide has side frame sections (1) supported by a framework and a sequence of driven rollers  (2) forming a conveyor surface for objects. The rollers (2) are pivot mounted in the side frame sections (1) by means of roller bearings (7). The side frame sections each have a side-plate (10) running at right angles to the roller-axles and with free top edges. The roller bearings (7) are mounted in bearing-blocks (8) inserted downwards into cut-out sections in the free top edges of the side-plates (10). The drive mechanisms (15) for the rollers (2) are positioned on the sides of the bearing blocks (8) facing away from the rollers main parts (30) on the axle-pins (6) of the rollers (2). USE/ADVANTAGE - The rollers of a roller conveyor can be easily removed or inserted.
Patent DE-4000565-A1 (DE)
Title: Cake mould with sections formed by intersecting strips - for making different types of cream gateau or cheesecake simultaneously
Inventor: PRESTON ELISABETH
IPC: A21B3/13
Filed: 1990-01-10
Abstract: A set of gateaux, esp. cream gateaux, which differ in taste or other properties are made in a single mould bounded by an external upright wall (1) and divided into at least two internal compartments  (4a-4d) by use of a (pref. plastic) space divider (3).  The divider may be formed of intersecting strips (5) with matching slots to assist fitting together. Near their outer ends the divider strips may have adjustable extensions in sliding engegment and permitting adaptation to different mould areas. Both extension and corresp.  strip may have undercut peripheral guide grooves, holding a continuous guide strip (8), interrupted only for the slots receiving intersecting strips. USE/ADVANTAGE - For kitchens making esp. cheesecake with chocolate and fruit toppings at same time.
Patent DE-4005445-A1 (DE)
Title: Car warning signal generator on aerial - provides warning signal with clear text, repeated cyclically on selected frequency in relevant frequency region
Inventor: FENK JOHANN
IPC: G08G1/0967
Filed: 1990-02-21
Abstract: After generations, the warning signal is transmitted to a car aerial, with the warning signal heterodyned to a normal radio reception, providing a warning for damage to be expected. The warning signal contains a verbal broadcast, repeated cyclically on at least one frequency in relevant frequency range. The broadcast contains a clear text referring to the potential danger. Pref. the warning signal is transmitted over 3-5 strongest reception frequencies. The clear text may contain a specified warning, such as accident, traffic jam, or fog announcements. ADVANTAGE - Unambiguous warning of potential danger.