baber/WOPTO huggingface dataset:
Patent DE-2060052-A1 (DE)
Title: Progressively burning propelling charges - prepd from strands surface-treated with desensitisers before cutting
Inventor: OVERSOHL WILHELM DIPL-CHEM DR
IPC: C06B21/00
Filed: 1970-12-07
Abstract: Powder strands, produced by compression, extrusion or other shaping processes, are surface-treated with standard desensitisers or desensitiser mixtures for explosives, pref. by application of urethane derivs. phthalates and/or camphor, or by eliminating or destroying energy-rich powder constituents, e.g. nitroglycerin or diglycoldinitrate, before cutting to final size. Progressively burning propelling charges obtd are suitable for light weapons.
Patent DE-2104383-A1 (DE)
Title: Lithium alcoholate prepn - using aq lithium hydroxide solns or dispersions
IPC: C07F1/00
Filed: 1971-01-30
Abstract: Lithium alcoholates of polyvalent alcohols are prepd. by reaction of LiOH in satd. aq. soln. or an aq. dispersion with polyvalent alcohols followed by H2O removal to recover the solid prodts. The alcoholates are used as esterification catalysts for the prepn. of polyester resins. The process uses only the stoichmetric quantity of alcohol required, not an excess.
Patent DE-2111045-A1 (DE)
Title: Glass cock plug mould with glass core - which becomes integral plug part
Inventor: EICHHORN KARL
IPC: C03B19/02
Filed: 1971-03-09
Abstract: The metal core, which is chemically dissolved out of the finished cock plug, is replaced by a thick walled glass tuble core which becomes an integral part of the plug forming its bore. This does away with the leaching out process step in the cock plug mfg. sequence, thus cheapening mfg. costs.
Patent DE-2118701-A1 (DE)
Title: Adhesives based on substd olefines and cyanoacrylates - - stabilised by addn of sulphocarboxylic acid anhydrides
IPC: C08F2/38
Filed: 1971-04-17
Abstract: Stabilised adhesives are claimed based on anionically polymerisable substd. olefins CH2=C(X)(Y) where X is -CN or COOR, and Y is -CN, halogen, -SO3R or COOR, R being 1-20C alkyl, alkenyl, (cyclo)alkyl or phenyl (i.e. esp. an alpha-cyanoacrylate represented by: CH2C(CN)-C(=O)-OR. These adhesives are stabilised by a sulphocarboxylic acid anhydride of formula: (where R1 is independently H or alkyl). The concn. of the stabiliser is not critical and may be > that of prior art SO2, it does not interfere with the adhesive efficiency of the compsn. and is non-carcinogenic as was the case with some prior art sultones.
Patent DE-2127261-A1 (DE)
Title: Perchlorinated isocyanide dichlorides prepn - from n-chloro -isocyanide dichloride and chloro cpds
Filed: 1971-06-02
Abstract: Process for preparing perchlorinated isocyanide dichlorides (I), which N-chloro-isocyanide dichloride (II) is reacted with a cpd. of formula (III): (where R1 is H or Cl; R2 (same or different) are Cl or -N= CCl2) in the presence of at least the stoichiometric amt. of Lewis acid at -20 to +70 degrees C. (I) are plant-protection agents or intermediates thereof, and are also intermediates for isocyanates. The reaction temp. is pref. 40-70 degrees C, esp. 55-60 degrees C. The Lewis acid is pref. AlCl3 and/or AlBr3, and is pref. used in an excess of =100%, pref. 5-20%. (III) may be CCl4, CHCl3, Cl3C-N=CCl2 or Cl2C(N=CCl2)2. The process is of particular interest for the prodn. of (IV), but may also be used to prepare (V); (VI) is a by-product. If (V) is required as the main product, it is prefd. to start from (II) and (IV). A solvent, e.g. CH2Cl2, chlorobenzene or dichlorobenzene may be used.
Patent DE-2132618-A1 (DE)
Title: 1-dialkylcarbamoyl-3-alkylthio(or sulphinyl or sulphonyl)-1,24-triazo - as pre-emergent herbicides against graminaceo
Inventor: FREDERICK BROOKES ROBERT
IPC: C07D249/12
Filed: 1971-06-30
Abstract: Title cpds. are of formula (I): (where R3 = 2-5 C alkylthio or alkyl-sulphinyl or 1-5 C alkyl-sulphonyl or 3-4 C alklenyl-thio; R1 = 1-6 C alkyl, allyl or 2-Me-allyl; R2 = 2-3 C alkyl, allyl, 2-Me-allyl or prop-2-ynyl, with total C atoms in R5 + R6 = 4-9. Prepn. is e.g. by reaction of 3-substd. -1,2,4-triazoles or their Na salts with carbamoyl halides.
Patent DE-2156687-A1 (DE)
Title: Foamed plastics block cutter - mounting of block clamp permits cutting of selected profiles
Inventor: POTTMANN WALTER
IPC: B26D1/00
Filed: 1971-11-15
Abstract: Foamed plastics block cutting apparatus as claimed in 2,044,770 with an endless cutting band on a rotatable carrier and a clamp for the blocks rotatatable round an axis parallel to that of the carrier, is adapted to cut blocks with widely different curvatures. The endless saw band carrier is arrestable w.r.t. to the machine frame and the block clamp is provided with a pair of articulated levers which are movable relative to each other about an axis parallel to the saw band whereby one of the levers is mounted on the frame and the other carries the block clamp.
Patent DE-2162534-A1 (DE)
Title: Free radical-producing azo and peroxide initiators - contg stabilising gps against ultra violet light
IPC: C07C409/40
Filed: 1971-12-16
Abstract: Free radical-producing polymsn. initiators contg. a stabilising gp. against u.v. which is bound to the polymer have formula (R-X-X-)nR' where -X-X-= -O-O- or -N=N- and R and R' may be one of a wide range of alkyl, aryl and organo-mineral residues the latter including Si, As, Sb, P, Ge, B and Sn. Cpds. are e.g. 4-(4-t-butylazo-4-cyanovaleryloxy)-2-hydroxy-benzophenone, Di-2-(2-hydroxybenzoyl)-phenyl - trans or cis-4-4'-azobis-(4-cyanovalerate), O,O-t-butyl-O-2-(2-hydroxybenzoyl)-phenyl-monoperoxyphthalate, Di-(3-hydroxy-4-benzoylphenyl)-trans-4,4'-azobis-(4-cyanovalerate- ) etc.
Patent DE-2166478-A1 (DE)
Title: Hydraulic screwdown device for rolling mills - acknowledges position by steel tape to servovalve rack-pinion drive recirculating ball leadscrew
IPC: B21B31/32
Filed: 1971-12-13
Abstract: Hydraulic screwdown device for a rolling mill utilises a recirculating-ball leadscrew to convert the rotation of an electric stepper motor into the reciprocating motion of the servo valve plunger for the hydraulic cylinder. The leadscrew is linked to one of a pair of racks which engages a pinion attached to the valve plunger. The position of one roll is acknowledged by a steel tape linking it to the second rack.
Patent DE-2167022-A1 (DE)
Title: Built in domestic oven with switch panel - draws cold air through switch space to mix with hot oven air and has outlet through tapered duct
Inventor: BEGERO RUDOLF
IPC: F24C7/08
Filed: 1971-02-13
Abstract: Oven with top level panel enclosing switches and controls and a fan to draw air through the oven in the suction space provides. Cold air is so drawn through the switch space (5) that it mixes in the suction space (9) with the heated air flushing the inside of the oven. The mixed air resulting from this is led out to atmosphere through duct (11) below the switch panel (3) thus bypassing the switch space altogether. The duct (11) used to vent the air mix to atmosphere outside the oven is arranged downstream of the fan (8), and is designed to taper down at the discharge end.
Patent DE-2201525-A1 (DE)
Title: Adsorption process - with once used lignite low temp coke packing
Inventor: SCHUSTER WILHELM
IPC: B01D53/02
Filed: 1972-01-13
Abstract: A method of adsorptive cleaning of waste gases and water by means of conventional adsorption towers, adsorption beds and similar filtering plants with lignite low temp. coke packing, whereby the packing material after being used once is utilised for the firing of combustion plants, such as boilers, power station and refuse incinerators in suitable combustion plants part of the required combustion air is pumped through the charging port or incoming coke bunker before being forced into the combustion chamber. The usage of lignite in such a way is more economical, than being regenerated.
Patent DE-2204302-A1 (DE)
Title: Soya sauce - by fermentation with specific bacteria followed by intermittent aeration to accelerate maturity
Inventor: LUKSAS ANTHONY JOHN
IPC: A23L27/50
Filed: 1972-01-31
Abstract: Soyal sauce by "Koji and Maromi" process by seeding the "Maromi" mixture before fermentation with Saccharomyces, Debaromyces, organisms from previous "Maromi" fermentations or mixts. of these for >=3 days pref. 7-30 days. The fermentation is performed under microaerophilic conditions by intermittent aeration in inert atmos. with low O2 content. Stage 1 takes 3-14 days pref. 7, stage 2 takes 5-30 days at different temps. between 15 and 44 degrees C. The seeded "Maromi" contains >=1,000 organisms per ml. and is derived from a "Koji" of particle size 1 micron-1 mm ground below 62.8 degrees C (pref. 37.8 degrees C). A salt soln. (5-30 wt./v%, pref. 15-20 wt./v%) is used as medium for the "Maromi". The soln. contains 5-40% pref. 20-35% of "Koji" soln., with water and salt. The sauce and is produced in a shorter time.
Patent DE-2212634-A1 (DE)
Title: Effervescent beverage - produced by saturating juice with carbon dioxide before bottling
Inventor: KOEHLER ROLF
IPC: A23L2/54
Filed: 1972-03-16
Abstract: An effervescent beverage is produced by adding carbon dioxide to the pure fruit or vegetable juice, which is held at a temp. near the freezing point, and by filling it into bottles under pressure. The amount of CO2 added is large enough to ensure effervescence when the bottle is opened and its contents are poured into a glass.
Patent DE-2225351-A1 (DE)
Title: Metal-carboxylate-modified copolymers - used in paints, adhesives etc
Inventor: FRITZE HELMUT DR
IPC: C09D11/108
Filed: 1972-05-25
Abstract: In the prodn. of modified copolymers, contg. multivalent metal cations bound to carboxyl gps., from copolymers contg. anhydride gps. and opt. carboxyl gps. and/or other carboxyl gp. -forming gps., by reacting this type of hydrocarbon resin in soln. at 50-180 degrees C, first with alcohols with >=2 OH gps., of which >=1 is prim. or sec., so that the anhydride gps. are (partly) converted to hemiester gps., using a solvent which is only so miscible with water that 2 phases form; and reacting the reaction prod. with salt-forming cpds. of multivalent metals in the presence of water at 50-120 degrees C, as in the parent patent, the hydrocarbon resin used is modified with additional carboxyl gp. units, so that it contains anhydride gp. vicinal acid gps. and opt. vicinal carboxyl gps. and/or other gps. forming vicinal carboxyl gps. This gives clear prods. with almost the same colour as the starting material, but higher softening pt. and viscosity.
Patent DE-2228153-A1 (DE)
Title: Porous surface-active fluorides pellets - for use as sorption medium
Inventor: KUHRT WINFRIED DR
IPC: B01J20/00
Filed: 1972-06-09
Abstract: Crystalline inorganic fluoride is ground together with 5 - 20 wt. % ammonium salt free of water, volatile and inert towards the fluoride, and compacted into pellets then heated to remove the volatile components.
Patent DE-2230776-A1 (DE)
Title: Chipboard prodn - in unit with two endless belts to receive chips cake and feed press
IPC: B27N3/20
Filed: 1972-06-23
Abstract: An appts. for mfg. chipboard, fibreboard, etc., comprises a spreader station for forming the cake of chips etc., a cutter unit, a prepress and a board press, pref. a multistorey press. The conveyor comprises only two endless belts, the first being a continuously running, constant speed endless belt, upon which the cake is spread and having at its discharge end an advancing and withdrawing transfer nose to feed the second belt; this second belt is an accelerator belt. The forward and return motion of the transfer nose is such that for the majority of one cycle of the main press there is no cake on the transfer region between the two belts; the accelerator belt passes right through the stationary prepress and is temporarily stopped for a cake to be prepressed. This arrangement reduces the total number of conveyor belts from three to two.
Patent DE-2338672-A1 (DE)
Title: Decorative surfacing for aluminium strip - finishing roll has grind marks on perimeter to imprint onto strip
Inventor: KNOEFEL WERNER
IPC: B44C1/22
Filed: 1973-07-31
Abstract: Decorative surfacing procedure for aluminium strip used in cooker, panel etc. decorations consists of a series of adjacent longitudinal ground flutes in the strip surface. These are imprinted in the strip surface by one of the rolls responsible for producing the final strip thickness, the roll having appropriate grind markings on its perimeter to obtain the pattern of flutes on the strip passing through. The length of the marks produced thus on the strip can be altered by changing the ratio of the peripheral velocity of the imprinting roll to the speed of movement of the grinding roll or band used to apply the grind markings.
Patent DE-2339173-A1 (DE)
Title: Synthetic yarn steaming chamber sealing device - comprising fixing adjustable sealing lip on opposite sides of which are suction boxes
IPC: D06B23/18
Filed: 1973-08-02
Abstract: Steaming chamber, provided internally with a perforate run of an endless belt, has inlets and outlets provided with sealing bars formed opposite the endless belt run with a vertically adjustable convex sealing lip. Below the run of the endless belt, in front of the inlet to the chamber, provided a suction box which prevents ingress of air which would adversely influence the steaming process.
Patent DE-2341640-A1 (DE)
Title: Vent lines for car fuel tank - has external lines to balance tank above max fuel level to prevent tank being filled
Inventor: EICHHORN MANFRED
IPC: B60K15/035
Filed: 1973-08-17
Abstract: The fuel tank is fitted with a balancing tank either as part of the top of the tank, or mounted external to the tank. Venting lines are fitted between the balancing tank, the top of the fuel tank and the filler pipe to collect fuel vapour. In order to prevent the fuel from filling the balancing tank, even with the vehicle on a steep slope, the venting lines are taken from the top lever of the fuel tank and laid across the vehicle to the opposite side, with loops in the lines taken over the max. fuel level in each line. This effectively prevents the fuel from running along the lines.
Patent DE-2342181-A1 (DE)
Title: Replacement window frame using existing frame - has plastics reinforced section, cover strips, sealing material, and dowel pin
Inventor: OSTERMEIER KARLHEINZ
IPC: E06B1/34
Filed: 1973-08-21
Abstract: That part of the old frame protruding from the wall is sawn off, leaving the socket to form a base for the new frame, consisting of a plastic section. The gap between the lower surface and the socket of the old frame is partly filled with foam strips or plastic sealant. Cover-strips with a snap closure device for attachment to the sides of the plastic section, cover the side gaps between old and new frame. A dowel pin is inserted into a hole bored through the old and new frame into the masonry. It consists of a screw inserted into a tube with plastic wedge piece at the bottom, and fixture tongue at the top.
Patent DE-2353349-A1 (DE)
Title: Quadripole scattering matric element measuring system - provides direct measurement including at low frequencies
Inventor: BLAHA VIT DIPL-ING
IPC: G01R31/26
Filed: 1973-10-24
Abstract: The quadripole is connected to a four-terminal gate on both the input side and the output side. Each of the two gates has two repeating coils wound on a common ring core. Pref. each gate is constructed so that the end of the first conductor in the first coil is connected to the beginning of the first conductor in the second coil, and the beginning of the second conductor in the first coil is connected to the beginning of the second conductor in the second coil. The system is wide band in range so that for measurements in a wide frequency area only a change of frequency is necessary.
Patent DE-2354158-A1 (DE)
Title: Friction bearing for axial and radial loading - has plastic element placed between inner and outer bearing shell
Inventor: BOENING GEB OEHRIG EDITH
IPC: F16C17/10
Filed: 1973-10-29
Abstract: A friction bearing has the circular space between the inner and outer shell filled with cast or expanded plastic material. The outside face of the inner ring has radial steps of either round, rectangular or Vee-shaped form. This provides axial as well as radial bearing location, once the outside face of the plastic element is bonded to the outer bearing ring. As the antifriction plastic ring is elastic, it forms a barrier to vibrations as well as being a seal for e.g. corrosive fluids.
Patent DE-2355963-A1 (DE)
Title: Wardrobe door hinge of simple design - has leaf spring for locking door which slides short distance for locking
Inventor: REHWOLDT RICHARD DIPL ING
IPC: E05C19/00
Filed: 1973-11-09
Abstract: The wardrobe hinge consists of a groove in the fixed part of the wardrobe and a hooking profile which fits into this groove on the moving part of the door. The groove has a leaf spring which exerts pressure on the profile. The wardrobe door has on one edge a locking notch which contacts a matching groove in the fixed part of the wardrobe wall. The hinge profile is held on the door panel by a vertical pivot and and the other end of the hinge profile is pivoted on the groove. The leaf spring exerts pressure on the end of the hinge remote from the pivoting pin in the fixed fpart of the wall. This leaf spring locks the hinge by locking a projecting lug behind the curve in the leaf spring. For opening purposes the wardrobe door is slid horizontally until the latch is disengaged and then the door is rotated. For locking purposes the door is slid into the latching notch. The leaf spring ensures positive locking while the door is open or while it is closed.
Patent DE-2358608-A1 (DE)
Title: Trailer mounted gas generator for motor vehicles - uses wood and vehicle carries additional gas cylinders for emergency use
Inventor: CARUSO ANGELO ANTON
IPC: F02B1/04
Filed: 1973-11-24
Abstract: The wood gas generator is mounted on its own trailer and it is used for producing gaseous fuel to light vehicles. Use of the trailer eliminates the need for modifying the vehicle. The vehicle carries a pressure regulator and accommodation for cylinder holding different compressed fuel gases. This additional arrangement is used as an alternative for using the vehicle in situations when the trailer is inconvenient. The trailer has two wheels and it is completely enclosed and the generator is accessible through the rear doors.
Patent DE-2359209-A1 (DE)
Title: Resilient guaranteed air-tight stopper for flasks - comprises resilient body with air-filled neck and top sections
Inventor: LEHNE KARL
IPC: B65D39/12
Filed: 1973-11-28
Abstract: The stopper for the insulated flask is made of rubber and has two superposed chambers, one in the hollow neck part and one in the hollo head part. These chambers are connected together so that when the neck is inserted in the opening of the flask is tightly abuts the opening through the mechanical pressure exerted from the top onto the head and the air pressure in the neck chamber keeps the stopper absolutely-air tight in the opening. The stopper can be released by pressing the side of the head part which causes the compressed air to escape fromt he neck chamber, using a ball valve system set in the intermediate base between the two chambers.
Patent DE-2361563-A1 (DE)
Title: Time errors correcting cct. esp. video recorder signals - has controllable delay line in signal path
Inventor: OERTEL LOTHAR DR RER NAT
IPC: H04N5/95
Filed: 1973-12-11
Abstract: The delay line is electronically controlled so that its delay time can be varied by a control signal representing the error, by a value delta T, starting from a value To. The control signal amplification is adjusted by a control circuit to the minimum of the curve which represents the residual delay error at the delay line output as a function of this gain. An a.c. voltage is applied to the control input of an amplifier is obtained by comparison of this a.c. voltage with the resultant a.c. voltage at the delay line output.
Patent DE-2362545-A1 (DE)
Title: Oil-in-water emulsions resistant to bacterial attack - prepd with water free from alkaline earth metal ions
Inventor: OPGENHOFF PAUL DR
IPC: B01F3/08
Filed: 1973-12-17
Abstract: Water contg. no alkaline earth metal ions is used for the prepn. of O/W emulsions, esp. emulsions used as coolant/lubricants (e.g. cutting oils) and hydraulic fluids. The absence of alkaline earth metal ions suppresses bacterial attack. The water (with a total hardness of 0 degree dH, Cl- and SO42- contents of =100 mg/l, and a stoichiometric Na+ content) can be prepd. by passing tap-water (e.g. 5-15 degrees dH) through a strongly acid cation exchanger in the Na form.
Patent DE-2401409-A1 (DE)
Title: Stamping press feeder and guider for strip form workpieces - esp. for inner soles, accurately working and preventing scrap
Inventor: MOHRBACH HANS
IPC: C14B5/00
Filed: 1974-01-12
Abstract: The parent patent refers to a device for regulating the forward feed of the strip or plate in a press having a stamp downstroking on to a vertically positioned punch, and a stop in the path of the workpiece, actuating the downstroke of the press when the front edge of the strip strikes it; there being a recess in the stamp to receive the stop when the die set is closed. The strip is moved by the pressure of a roller against a transport roller at the level of the workpiece feed table. In the patent of addn, in the zone of the feed rollers, an additional push rod controlled by a photoelectric device is installed for guiding and feeding the workpiece between the stamp and the feed rollers. This ensures accurate forward feed of the remainder of the strip, after the tail of the workpiece has left the nip of the feed rollers, independently of the next following strip.
Patent DE-2405239-A1 (DE)
Title: Multi-storey building prefabricated concrete element system - with frame-wise locked rigid connection of beams to continuous columns
Inventor: PERNES LOTHAR
IPC: E04B1/21
Filed: 1974-02-04
Abstract: The system is for use in the erection of multi storey buildings assembled from elements comprising prefabricated concrete components., esp. providing reduced sensitivity to column sinking. Mutual displacement of the storey floor-ceilings in the direction of the horizontal longitudinal axis of the beams is additionally prevented in the frame structure by means of rigid connection of the beams with the multi-floor columns, with the beams acting as frame bolts and the columns as frame posts of a multi-storey frame. Frame post and column may form two separate structural components, with the latter only accommodating the vertical loads from the beams placed on them, and the former only the bending moments of the frame: these may be in the form of twin halves with the beams, or beam halves, running between them.
Patent DE-2408032-A1 (DE)
Title: Casting of metals using a rotary feed reservoir - on which the moulds are rotated during filling and solidification
Inventor: KAHN FRIEDHELM PROF DR ING
IPC: B22D23/00
Filed: 1974-02-20
Abstract: The parent patent described a process for the pouring and dense feeding of castings in moulds which are bottom poured from a container of molten metal which remains that contact with the mould during the solidification of the casting and where the moulds are slowly rotated continuously or stepwise through an angle of >90 degrees and 360 degrees on an axis outside the moulds from the start of pouring to the end of solidification. In the present invention, the level of the metal in the tubular connections to the mould is maintained until the mould reaches the end of its travel and the amt. of molten metal in teh container is replenished from an external source. Gives controlled solidification producing castings free from piping and unsoundness.