baber/WOPTO huggingface dataset:
Patent DE-3161845-D1 (DE)
Title: Counter-current adsorption filter for treating liquids and process for its operation
Inventor: MARTINOLA FRIEDRICH DR
IPC: B01J47/02
Filed: 1981-10-16
Granted: 1984-02-09
Abstract: The invention concerns a counter-current adsorption filter for the treatment of liquids, with different adsorbents which require different regenerating agents, in which loading of the different adsorbents is effected in a stream of liquid flowing upwards and regeneration of the different loaded adsorbents with the different regenerating agents is effected in a stream of liquid flowing downwards, the inside of which filter is subdivided, by horizontal devices which are permeable to liquid, into a number of chambers corresponding to the number of different adsorbents to be used; in which the adsorbents which are regenerated with different regenerating agents are present in adjacent chambers; the chambers - with the exception of the topmost chamber of the filter - are equipped with a liquid drainage system which is located below the device which is permeable to liquid and forms the upper boundary of the chamber, and which is embedded in a layer of inert material; and in which the individual chambers are filled with a certain amount of adsorbent. The invention furthermore concerns a process for the operation of this letter.
Patent DE-3172318-D1 (DE)
Title: Method for reduction of sulfur content in exit gases
Inventor: SCOCCA PETER M
IPC: C10L1/12
Filed: 1981-06-11
Granted: 1985-10-24
Abstract: A method for reducing the emissions of sulfur dioxide and sulfur trioxide in exit gases resulting from the burning of sulfur bearing fuels, which includes the step of igniting at least a member selected from the group consisting of alkaline earth metal nitrates, alkali metal nitrates and ammonium nitrate simultaneously with the igniting of the fuel. The method provides for the burning of high sulfur content fuels while maintaining strict environmental emission requirements established for lower sulfur content fuels.
Patent DE-3172364-D1 (DE)
Title: Key recognition device
Inventor: SCHMALFUSS HARALD DR
IPC: E05B17/00
Filed: 1981-10-31
Granted: 1985-10-24
Abstract: 1. Key recognition device for recognizing key shaft profiles, particularly of flat keys, characterized by an illuminating optical system for illuminating said key (S) shaft (SA) essentially transversely to the longitudinal axis of said key (S) a) at least on two sides at at least one characteristic measuring location (O) of a predetermined longitudinal coordinate of said key (S) and b) at least on one side across its entire length (1) and width (h), a first imaging optical system for producing an image of the transverse profile through light (L1 ) diffusely reflected generally longitudinally along said key (S) from said shaft (SA) at said measuring location (O), a second imaging optical system for producing an image of the longitudinal profile through light (L2 ) influenced by the entire said shaft (SA), a picture recording unit connected with the output of both said imaging optical systems and an analyzer (80) comparing the measured values of said longitudinal and transverse profiles of said key shaft (SA) with stored measured values of key blanks.
Patent DE-3173142-D1 (DE)
Title: Safety arrangement for a powered tool or implement
Inventor: WILSON PETER NESLER
IPC: F16P3/20
Filed: 1981-09-15
Granted: 1986-01-16
Abstract: A hand-held power tool or a hand controlled implement having a primary control system (5; 35) by which a user controls operation of the tool or implement also has a secondary control system (14; 16) of pneumatic form. Operation of both systems must take place before the tool or implement is energised. A tool with primary (4) and secondary handles (7) has an actuator (5) for the primary system on the primary handle and an actuator (16) for the secondary system on the secondary handle. An implement with a single handle (51) has the actuators (55, 56) mounted at different locations on the single handle that are spaced apart by a distance preventing operation thereof by the same hand of a user.
Patent DE-3263226-D1 (DE)
Title: Digital modulation method
Inventor: WEBER HERBERT
IPC: H04L27/34
Filed: 1982-02-26
Granted: 1985-05-30
Abstract: In a multi-phase modulation method in which digital words each having a word length of at least 3 bits control the generation of a modulated carrier in a manner such that each digital word value is associated with a particular amplitude and phase of the modulated carrier, and in which the modulated carrier is formed of a combination of three oscillating signals having identical frequencies, shifted in phase by 120 DEG  relative to one another, and each having a selected amplitude, the digital words are associated with the oscillating signals in such a manner that a first group of digital words is represented only by modulated carrier phases which possess equal angular spacings in the 360 DEG  phase plane and a plurality of further digital words is represented by a zero amplitude carrier formed by combining all three oscillating signals each having the identical selected amplitude or by suppressing all three oscillating signals.
Patent DE-3278004-D1 (DE)
Title: Monolitic input stage for an optical receiver
Inventor: SCHWADERER BERNHARD DR ING
IPC: H01L31/109
Filed: 1982-06-24
Granted: 1988-02-18
Abstract: The present invention relates to a monolithically designed input stage for an optical receiver, the input stage comprising a PIN (more specifically a PNIN) photodiode and a connected field effect transistor. The photodiode, which includes an absorption zone of GaInAsP for the optical radiation and a pn-junction formed by InP layers, is disposed together with the field effect transistor on a common semi-insulating InP substrate.
Patent DE-3278956-D1 (DE)
Title: Video tape editing control systems
Inventor: ISHIGURO MAMORU
IPC: G11B27/024
Filed: 1982-10-19
Granted: 1988-09-29
Abstract: A video tape editing control system comprises a reel number generator (2), a plurality of registers (B1 to B128) for storing editing data including a reel number obtained from the reel number generator (2), and a control circuit (2,4) to control the reel number generator (2) when a new cassette is installed into a play video tape recorder (10 to 19).
Patent DE-3363750-D1 (DE)
Title: Monitoring of conveyer belts to detect longitudinal cracks
Inventor: DOBERT MANFRED DIPL ING
IPC: B65G43/02
Filed: 1983-07-25
Granted: 1986-07-03
Abstract: 1. Method for monitoring an endlessly circulating conveyor belt (1) of rubber or the like, in particular a steel cable belt, for the appearance of longitudinal rips, wherein transverse elements (3) enbedded in the conveyor belt (1) with mutual longitudinal spacing, extending across the width of the conveyor belt (1) and satisfactorily conductive electrically, are in each case coupled briefly to a test circuit (10) upon passing at east one stationary scanning system (5), which circuit automatically checks the current-flow resistance of the transverse element (3) in question by means of an electrical high-frequency test voltage an generates a disturbance signal if the current-flow resistance exceeds a particular limiting value, characterized in that use is made of a scanning system (5) which allows galvanic as well as a capacitive coupling of the transverse elements (3) with the test circuit (10), and in that the limiting value of the current-flow resistance is set so high that no disturbance signal is generated if the transverse element (3) is undamaged, even in the case of a merely capacitive coupling between the transverse element (3) and the test circuit (10).
Patent DE-3367185-D1 (DE)
Title: Variable-size offset printing apparatus
Inventor: ARMELIN GEORGES EDOUARD
IPC: B41F13/44
Filed: 1983-05-25
Granted: 1986-12-04
Abstract: An offset printing machine with variable format comprises two upper transverse rails extending between two front and rear longitudianl uprights of the frame of the machine. A cassette carrying the plate and blanket cylinders is suspended from these rails, during a movement of introduction or removal of said cassette, via upper rollers of horizontal and longitudinal axes mounted in the upper part of the cassette. These two upper transverse rails project forwardly with respect to the front upright of the frame. This front upright bears, on its outer face, two lower horizontal arms extending forwardly and on which the cassette rolls, during a movement of introduction or removal, via lower rollers of horizontal and longitudinal axes, mounted in the lower part of the cassette.
Patent DE-3370535-D1 (DE)
Title: Wad for shotgun cartridge ammunition
Inventor: FIOCCHI PINO
IPC: F42B7/08
Filed: 1983-10-11
Granted: 1987-04-30
Abstract: An improved wad and shot cup structure for shotgun shells or so-called shot shell cartridges for hunting and shooting use, including a substantially cylindrical body of plastic material forming a shot cup or bowl (7) containing lead shot (11) and a powder seal cup (17) for confining the firing charge, the shot cup and powder seal cup being connected by a cushioning structure (6). The latter includes disc-shaped elements or so-called tiles (9) of diameter such that, if flattened as caused by the thrust of the firing charge, it is substantially greater than the inner diameter of the gun barrel. The tiles are connected and separated by walls (10) by which the force is ultimately transferred from the powder seal cup to the shot cup, the tiles providing sealing against leakage of explosion gases and contributing to the cushioning effect of the cushioning structure, which constitutes a wad.
Patent DE-3373976-D1 (DE)
Title: Hip joint cup
Inventor: NIEDERER PETER GINO
IPC: A61F2/34
Filed: 1983-12-23
Granted: 1987-11-12
Abstract: The hip joint socket is formed of a socket body of relatively elastic material, for example of plastic, and one or more reinforcement rings which are shrunk fit on the socket body under a prestress. The rings impart rigidity to the hip joint socket. The rings may protrude from the contour of the socket body or may have projections which protrude from the contour of the socket body in order to improve fixation in a cement bed or pelvic cavity.
Patent DE-3374545-D1 (DE)
Title: Aft engine mount
Inventor: CHEE WAN
IPC: F02C7/20
Filed: 1983-12-08
Granted: 1987-12-23
Abstract: The engine is mounted on a wing strut (10), at a preset spacing from the wing. A low-profile engine mount is attachable to the strut and engine to secure the two, whilst occupying a minium of the engine-wing spacing. The mount accommodates longitudinal growth of the engine due to thermal expansion, but is stiff enough to react against vertical, side and torque loads. The mounting comprises a yoke with two arms (56), mounted on the strut to permit pivoting. The arms are secured to an engine mounting ring (38) on the engine. Links (48, 54) between the engine ring and arms include universal joints. engine.
Patent DE-3375115-D1 (DE)
Title: Stamped strut and spindle support
Inventor: MULLER GEORGE
IPC: B60G3/28
Filed: 1983-07-05
Granted: 1988-02-11
Abstract: A telescopic spring strut carries each wheel, with a trailing arm (70) pivoted to the wheel and strut, being attached to the chassis forward of the wheel. The strut includes a support stamping (38) which in turn is joined to a spindle support stamping (20) as a unitary structure. The support stamping has integrally formed sections to provide the pivot connection with the trailing arm. The suspension spring (26) surrounds the telescopic strut, with a radial steering arm connectable to the vehicle steering system. The strut support stamping has through apertures registered with the strut and welds securing the two together.
Patent DE-3468023-D1 (DE)
Title: Pesticidal nitromethane derivatives
Inventor: HARRIS MARTIN
IPC: C07D279/06
Filed: 1984-01-11
Granted: 1988-01-21
Abstract: Sulphenyl nitromethane derivatives of formula:in which R<sup>1</sup> represents an alkyl group or a cycloalkyl-alkyl group; and R<sup>2</sup> represents an alkyl group optionally substituted by one or more halogen atoms or an aryl group optionally substituted by one or more halogen atoms or by one or more alkyl or alkoxy groups, exhibit pesticidal, in particular insecticidal activity. They are prepared by reacting the corresponding nitromethylene carboxylate with a sulphenyl halide R<sup>2</sup>- S - Hal in the presence of a base.
Patent DE-3474690-D1 (DE)
Title: Process for obtaining molten carbon-containing iron from spongy iron
Inventor: FORMANEK LOTHAR
IPC: C21B7/00
Filed: 1984-07-28
Granted: 1988-11-24
Abstract: Iron oxide-contg. materials are directly reduced to sponge iron by means of a solid carbon-contg. reducer. The off-gases from this process are used to produce energy which is used in the electroreduction furnace where an amt. of sponge iron, corresponding to the amt. of energy produced, is added. The sponge iron used is that which presents bad metallurgical properties.
Patent DE-3474712-D1 (DE)
Title: Electromagnetically-controlled valve, suitable for controlling an additional air flow in a feed equipment for an internal combustion engine
Inventor: BUSACCHI PIETRO DR ING
IPC: F16K31/06
Filed: 1984-04-10
Granted: 1988-11-24
Abstract: An air inlet is connected to an orifice in an air intake passage of the engine upstream of a throttle valve, and an air outlet is connected to an orifice in the passage downstream of the throttle valve.  An obturator is suitable to vary the passage section between the air inlet and outlet under the action of an electromagnet and a contrast spring. The obturator is pref. joined to the mobile keeper of the electromagnet, is made of non-magnetic material and slides inside a tubular element provided with orifices and the air inlet. The thickness of the obturator is designed to control the magnetic adhesive force of the keeper on the tubular element.
Patent DE-3563844-D1 (DE)
Title: A method for coating high energy explosive crystals
Inventor: BERG ALF
IPC: C06B21/00
Filed: 1985-02-07
Granted: 1988-08-25
Abstract: A method for coating high energy explosive crystals is carried out in an apparatus having fluidized bed, in the house of which moist explosive crystals are predried and coated with a dispersion of flegmatizing and binding agents injected into said house through nozzles, whereby said explosive crystals from agglomerates and said agglomerates form granules. Water from the dispersion is evaporated and the granules ready for use are discharged.The method is particularly suitable for coating HMX, RDX and pentrite and may be used on explosive crystals having a grain size of about 1 mm, as well as about 150 microns and even below 20 microns.The dispersion comprises, as a main ingredient, for instance plastic or wax.
Patent DE-3568154-D1 (DE)
Title: Process for the manufacture of ultrapure silicon rods
Inventor: JACUBERT SERGE
IPC: C01B33/04
Filed: 1985-10-23
Granted: 1989-03-16
Abstract: Shaped articles, e.g., bars, of semiconductor-grade, ultra-pure silicon, are facilely and efficiently produced by thermally decomposing/pyrolyzing a monosilane feedstream on a red-heated silicon support member, whereby high purity silicon is deposited thereon, and thence recycling the majority of the by-product reaction admixture into said monosilane feedstream.
Patent DE-3572786-D1 (DE)
Title: Method for operating an ink jet device to obtain high resolution printing
Inventor: HOWKINS STUART DAVID
IPC: B41J2/045
Filed: 1985-04-16
Granted: 1989-10-12
Abstract: The volume of the ink chamber (200) of an ink jet device is rapidly expanded for pulling back into the chamber from an orifice (202) a meniscus of ink (301), for forming a cusp shaped disturbance (302) on the meniscus (301), thereby causing a relatively small droplet of ink (304) to form and break off from the meniscus (301), and be ejected or propelled out of the orifice (202).
Patent DE-3586570-D1 (DE)
Inventor: WEIK GUENTER
IPC: C23C8/22
Filed: 1985-04-27
Granted: 1992-10-08
Abstract: Ag-Pd contacts are provided with a gold-layer, pref. 0.1-10 microns thick, by electroplating. This gold is diffused into the top layer of the contact by heat treatment between 400 and 750 deg.C. for 10 to 1000 seconds.
Patent DE-3670088-D1 (DE)
Inventor: PIEH STEFAN DR
IPC: C08K5/16
Filed: 1986-09-15
Granted: 1990-05-10
Abstract: Concentrated aqueous solutions of sulfo-containing melamine-formaldehyde condensates containing hydantoin derivatives to prolong their shelf life. These melamine-formaldehyde condensates are predominantly used as additives in inorganic binders to improve their flow and strength properties.
Patent DE-3670423-D1 (DE)
Inventor: VARVELLO ANGELO
IPC: A21C3/06
Filed: 1986-06-30
Granted: 1990-05-23
Abstract: A low water content (lower than than 40 bulk % based on the flour bulk) breadmaking dough prepared from a high gluten content (proteins in excess of 12%) flour, is rolled until a visco-elastic characteristic breadmaking dough is obtained; metered amounts of the breadmaking dough arethen pressed into respective molds to yield a compressed, sheet-like loaf blank.The sheet-like loaf blank is rolled up, given a desired shape, allowed to leaven, and following a baking step, dried down to a lower moisture content than 10%.
Patent DE-3674869-D1 (DE)
Inventor: WIND HEINZ
IPC: E21D11/10
Filed: 1986-07-28
Granted: 1990-11-15
Abstract: 1. A device for spray-coating walls with a layer (1) of a settable mixture of binding agent, coating material and liquid, comprising a pressure line (3) for supplying the mixture to be sprayed on, from the end (4) whereof, which is directed towards and movable over the wall, the mixture emerges on to the wall (2), wherein a shuttering-like supporting surface (5) for the layer (1) to be sprayed on is provided at a distance from the wall (2) corresponding to the thickness of the layer (1) to be sprayed on, which surface is movable to follow the movements of the outlet end (4) of the pressure line (3), and wherein the supporting surface (5) comprises a strand of an endless, flexible shuttering skin (7) running around at least two spaced-apart guide members (6) that face the wall (2) and run over the sprayed-on layer (1), characterised in that a support member (9) is associated with the strand of flexible shuttering skin (7) forming the supporting surface (5) on the side remote from the sprayed-on layer (1), and that the support member (9) is formed as a vibratory member acting through the supporting surface (5) on the sprayed-on layer (1).
Patent DE-3675381-D1 (DE)
Inventor: SPANGLER HARVEY D
IPC: C01B3/38
Filed: 1986-07-16
Granted: 1990-12-06
Abstract: A process for the recovery of low-level heat in steam reforming plants by saturating a hydrocarbon gas feed stock with process condensate in a system comprising:a) injection of process condensate through multiple nozzles (20) into a tubular coil (26) containing multiple streams of hydrocarbon gas feed­stock;b) vaporization (in 23) of all or part of process condensate by the concurrent heating of the two-phase mixture of hydrocarbon feedstock and liquid in the tubular coil by heat transfer from a low-level heat source such as a reformer furnace flue gas or shift reactor effluent;c) separation (in 31) of the saturated hydro­carbon gas from any excess liquid condensate, with delivery of the saturated hydrocarbon gas to a steam reforming unit and recycle of excess liquid condensate to the process condensate system.
Patent DE-3689993-D1 (DE)
Inventor: TOMA SALVATORE
IPC: C12N1/20
Filed: 1986-06-30
Granted: 1994-09-01
Abstract: A description is given of a cloning vector useful for the expression and secretion of heterologous proteins in Bacillus subtilis, molecules of recombinant DNA formed by the said cloning vector, expediently cut at a restric­tion site located within the neutral protease gene, and by the sequence of heterologous DNA which codes for the pro­tein of interest, Bacillus subtilis cells transformed with the said molecules and capable of expressing the sequence of heterologous DNA and of producing and secreting the protein coded by the said sequence of heterologous DNA in high yields.The proteins obtained in this manner are useful in the fields of pharmaceuticals and foods, or as compounds for the production of substances which are normally ob­tained by chemical synthesis.
Patent DE-3769773-D1 (DE)
Inventor: ARNOLDI LUIGI
IPC: E21D11/15
Filed: 1987-12-07
Granted: 1991-06-06
Abstract: A structural modular element (10) for supporting rock excavations has a curved shape with a U-like cross-section and flanges (11,12) directed toward the centre of curvature. A plurality of elements (10) are assemblable to each other, in order to provide a type of lining suitable to any particular geological situation, by means of slots (15) provided both on the flanges (11,12) and on the stiffing plates (14) of the elements (10).
Patent DE-3770869-D1 (DE)
Inventor: HWANG HEWON
IPC: H05K5/00
Filed: 1987-05-12
Granted: 1991-07-25
Abstract: An expansion unit (24) that adds functions to a main computer unit (12) connects to it without cabling. The main unit (12) rests on the expansion unit, and electrical connections between the two units are thereby made automatically by complementary connectors (36, 134) on the upper surface (22) of the expansion unit and the lower surface (20) of the main unit. To insure engagement of the connectors, which the user cannot see when the main unit (12) is placed on the expansion unit (24), locating pins (26, 28) are provided on the upper surface (22) of the expansion unit (24), and guide surfaces (52, 60) guide the pins (26, 28) into the proper position as the main unit is being lowered. The two units (12, 24) are thereby properly positioned with respect to each other. To accommodate tolerances in the positioning of the connectors within the unit, the connector (36) on the expansion unit (24) is allowed to move slightly with respect to the main unit (12), and further guide surfaces (66) guide the connector (36) on the expansion unit (24) into engagement with the connector (134) in the main unit (12).
Patent DE-3774466-D1 (DE)
Inventor: FROHN GUSTAV
IPC: B25B23/00
Filed: 1987-04-02
Granted: 1991-12-19
Abstract: The power-driven screw driver has a housing, with an adjustable support foot (10), so that during a screwing movement, a piston pivots a clamp lever (4) with a ratchet-type clamp wheel (6), and any counter momentum is deflected to an external abutment. The support foot is inserted into a deep bore (2) in the housing (1), which is pref. shaped like e.g. a bone, and extends through the housing at right angles to the movement direction of the working piston (5) for the clamp lever movement.  Clamp screws (34) permit the foot to be fixed at any point of the bore.
Patent DE-3777342-D1 (DE)
Inventor: LACOUR GILLES
IPC: H02K49/06
Filed: 1987-11-23
Granted: 1992-04-16
Abstract: A magnetic coupler employing hysteresis for coupling a driving motor to a winding and reeling machine to produce a constant torque independent of any slippage between the input and output of the coupler. The coupler includes a driving disc molded of magnetic particles in an insulating binder interfaced with a driven disc formed of a radial array of permanent magnets.