baber/WOPTO huggingface dataset:
Patent WO-2004020820-A1 (WO)
Title: Vorrichtung zum zünden eines luft-kraftstoff-gemischs in einem verbrennungsmotor mittels einer hochfrequenten elektrischen energiequelle
Inventor: SCHMIDT EWALD
IPC: F02P23/04
Filed: 2003-08-25
Abstract: Es wird eine Vorrichtung zum Zünden eines Luft-Kraftstoff-Gemischs in einem Verbrennungsmotor mittels einer hochfrequenten elektrischen Energiequelle vorgeschlagen, die eine koaxialen Wellenleiterstruktur (5) aufweist, in die die hochfrequente elektrische Energie einkoppelbar ist und die mit einem Ende in den jeweiligen Brennraum eines Zylinders des Verbrennungsmotors hineinragt. Das eine Ende der koaxialen Wellenleiterstruktur (5) ist als Zündstift (7a) so ausgebildet, dass bei einem anstehenden Spannungspotential durch sprunghafte und/oder gleitende Querschnittsänderung (21) des Innen-(7) und/oder Aussenleiters (6) eine in den Brennraum hineinragende Feldstruktur (22) und damit ein freistehendes Plasma im Luft-Kraftstoff-Gemisch an dem aus der Wellenleiterstruktur herausragenden Innenleiter (7,7a) erzeugbar ist.
Patent WO-2005095784-A1 (WO)
Title: Druckausgeglichenes, direktgesteuertes ventil
Inventor: DUTT ANDREAS
IPC: F02M47/02
Filed: 2003-11-11
Abstract: Die Erfindung bezieht sich auf ein Ventil, insbesondere auf ein Ventil für Hochdruckhydraulik mit einer in einem Ventilgehäuse (2) vorgesehenen Ventilbohrung (3), in welcher zumindest ein Ventilsitz (5; 19; 23) ausgebildet ist, der eine hochdruckseitige Führung (8) der Ventilbohrung (3) von einer niederdruckseitigen Führung (12) der Ventilbohrung (3) trennt und mit einer von einem Aktor (4) direkt betätigbaren Ventilnadel (1), welche in der Ventilbohrung (3) geführt ist und zumindest eine Dichtfläche (9; 28) aufweist, die mit dem zumindest einem Ventilsitz (5; 19; 23) zusammenwirken kann, wobei die Ventilnadel (1) mehrteilig aufgebaut ist und im Bereich der niederdruckseitigen Führung (12) zumindest eine Hülse (13; 21, 22; 24, 25) aufweist.
Patent DE-1804328-A1 (DE)
Title: 3-substituted quinoxalinones and process for their
Inventor: ZELLNER DR HUGO
IPC: C07D241/44
Filed: 1968-10-22
Abstract: A) 3-Substd. 1,2,3,4-tetrahydro- quinoxaline-2-ones of general formula I where x = 0, 1 or 2 R,R',R" = the same or different H, MeO, EtO or Hal; R' may also be NO2 R3 = H or NAlk2 Specifically, x = 2, R' = 4-OMe. R,R" and R3 = H B) Process for the prepn. of 1,2-dihydro-quinoxaline-2-ones of formula (II) Spasmolytics raising the convulsive threshold. The salts with acids are water-sol. whereas those of known antieleptics are insol. and require solubilising agents for use. By reaction of o-phenylenediamines (III) with mixed aromatic-aliphatic esters of alpha-halogenated acids with or without a solvent to give I and treatment of I with dehydrogenating agents to give II. It can be shown that the NH2 of III and not the NHR3 first reacts with the hal. of IV and this is followed by ring closure. Treatment of I with KMnO4, K3Fe(CN)6 or H2SeO3 (selenious acid) converts it to II. Preferred III. N-C2H4NEt2-o-phenylenediamine. Preferred IV. alpha-halogenated phenylacetic, -propionic or -butyric acids with 3- or 4-OMe, OEt, Cl or NO2 in the Ph group.
Patent DE-1918013-A1 (DE)
Title: Bactericidal /fungicidal finishing of wrap- - ping paper
Inventor: HERMANN BEHNCKE DR
IPC: D21H21/36
Filed: 1969-04-09
Abstract: Methyl-urea- or melamine-formaldehyde resin is finely distributed in pulp before this passes to parchmentisaton bath. Amount of resin used pref. is 2-3 wt.%, based on that of paper. Treatment prevents rotting of paper used for wrapping foodstuffs.
Patent DE-1921221-A1 (DE)
Title: Sewing machine thread
Inventor: THOMA GEORG
IPC: D02G3/46
Filed: 1969-04-25
Abstract: The thread, which is particularly used in fast sewing machines, has adherent dust flock. Specifically, the dust flock is of cotton, wool, or synthetic or mineral fibres, and together with the adhesive is 10-20% of the thread diameter.
Patent DE-1923491-A1 (DE)
Title: Producing hollow bodies such as bottles - from thermoplastic material
Inventor: FISCHER STEFAN
IPC: B29C49/64
Filed: 1969-05-08
Abstract: Injection moulding technique provides for the preform to be blown into the finished product in a blow mould. The moulded preform is first cooled to a temp. below that at which blowing is conducted and is then reheated to blowing temp.
Patent DE-1941845-A1 (DE)
Title: Centrally mounted burner for gas-forming - fuels for heating vertical furnaces
Inventor: HOFFMANN FRIEDRICH DIPL-ING
IPC: F27B1/00
Filed: 1969-08-16
Abstract: The end of the burner is covered by a layer of coarse particle size fire-proof bulk material, such as fireclay or magnesite lumps, in the direction of the flow of gas. A fine particle size layer of fire-proof material covers the lumpy-material.
Patent DE-1960282-A1 (DE)
Title: Imaging back of electrostatic copying - paper
IPC: G03G13/22
Filed: 1969-12-01
Abstract: Electrophotographic image is produced at the back of the copying sheet, without an image being produced at the photoconductor side, by contacting the back of the copying paper with the pigment material and connecting the photoconductor layer electrically with the pigment material by a low impedance path. Original is contacted with copying material and reflex exposure is carried out through back of copying paper. When development is carried out whilst original is still in contact with copying paper, then the back of the original forms one terminal of the low impedance connection.
Patent DE-2012591-A1 (DE)
Title: Stabilised copolyvinylidene chloride dis-per - and plastics films
IPC: C08F14/08
Filed: 1970-03-17
Abstract: Aqs. dispersions of vinylidene chloride (vdc) polymers are produced by polymerising vdc with relatively small amount of other monomers in aqs. emulsion, using usual catalysts and dispersants and under familiar conditions, with addition of small amount of 4-10C alcohols, such as 4-8C, esp. 4-6C n-alanols, but-1-yn-3-ol, but-2-ym-1-ol, isoamyl alcohol and cyclohexanol. Amount of alcohol added gen is 0.1-6, pref. 0.5-2 wt.%, referred to monomers. These dispersions are useful for coating paper and plastics films esp. polylefins, polyesters, polyamides etc. They have lower surface tension, lower tendency to coagulate, lower viscosity and much higher stability than usual. Alcohol is not detrimental to properties of film.
Patent DE-2012628-A1 (DE)
Title: Reduction of iron ore in vertical shaft furnace
IPC: C21B13/02
Filed: 1970-03-17
Abstract: Reduction iron ore to pig iron is carried out in a vertical shaft furnace into the bottom section of which is pushed continuously a carbon rod, so as to dip into the pig metal bath in the bottom of furnace surrounding the iron skeleton supporting the charge. The method is a cheap and effective method of introducing carbon into the melt.
Patent DE-2019178-A1 (DE)
Title: Electroplating with ultrasonic vibration of electrolyte
Inventor: STRUBE WOLFDIETRICH DIPL-ING
IPC: C25D5/20
Filed: 1970-04-21
Abstract: Thin even galvanic layers of materials are generated on substrata immersed in an electrolytic bath, the electrolyte of which is being subjected to ultrasonic vibrations by one or several ultrasonic heads fitted in the floor and/or walls of the tank. The process is used in the production of semiconductors etc., where it is important that any surface layers produced are of very uniform thickness.
Patent DE-2036878-A1 (DE)
Title: Emulsified meat for sausages
IPC: A23L13/60
Filed: 1970-07-24
Abstract: Pig fat is melted in the presence of moisture pref. steam at at least 93 degrees C pref. 121-163 degrees C at 2.8-4.2 kg/cm2. to form a protein-contng. stock (1) which is then combined and mixed at 71-99 degrees C with uncooked meat and fat (2) to form an emulsion. Pref. 20-40 esp. 30 bpw of (1) per 100 pbw (2) are used. Process can be used for all types of sausage.
Patent DE-2042685-A1 (DE)
Title: Repair of working parts - esp castings, using resin - impregnated fibre bundles in slots across the break
IPC: C09J163/00
Filed: 1970-08-28
Abstract: Slots are cut perpendicular to the surfaces to be joined and filled with fibres wetted with a reactive resin, the fibres also being disposed as far as possible perpendicular to the joint. The resin is pref. a cold-setting liquid epoxy resin and the fibres asbestos, carbon, metal or esp. glass fibres. The process can be used to repair breaks or cracks, esp. in castings such as housings, engine cylinder blocks, machine supports and frames, bearing blocks, concrete walls, quay installations etc. Strength of the joint is high, it extends across the whole depth of the fault, no heat treatment is used, only simple equipment which does not require experts is necessary and repairs not possible by other methods e.g. to concrete elements and walls, can be made.
Patent DE-2055331-A1 (DE)
Title: Two-component heat-developable copying - material
IPC: B41M5/42
Filed: 1970-11-10
Abstract: Thermographic copying material comprises support of thermoplastic resin that contains is dispersed or dissolved form one component of a compsn. thermographically developable to form a colour, and a coating on one side of the support that contains the remainder of the compsn. Material is used for production of transparencies for projection; coating has a transparency of 50% for parallel rays of 4000-7000A.
Patent DE-2101264-A1 (DE)
Title: Ring roller mill - designed for rapid reconstruction for ensuing rolling schedule
IPC: B21H1/06
Filed: 1971-01-13
Abstract: Ring roller mill has a radial stand featuring a main roll and a dummy roll. The main roll is mounted rotatably on both sides in a change-over frame which can be detached from the radial roll stand. Pref. the change-over frame can be vertically adjusted in the roll stand. The arrangement saves valuable rolling mill time by facilitating rapid reconstruction of the rolling mill for the following rolling schedule and can be used in shaping punched blanks.
Patent DE-2110350-A1 (DE)
Title: Vegetable sterilisation - with two stage temperature treatment not affecting taste
IPC: A23B7/005
Filed: 1971-03-04
Abstract: A method for producing cooked, vacuum-packed fruits or vegetables, esp. potatoes, uses heat sterilisation of the external layer contng. heat-resistant aerobic and anaerobic infections; this is followed by refining in the packaging. The sterilisation is carried out in two stages; in the first the temp. and time are sufficient to kill the clostridium-botulinum-spores at the surface, while in the second the external layer contng. spore producers is treated at temp. and for time sufficient to kill these.
Patent DE-2128098-A1 (DE)
Title: Ion exchange plant - for water treatment
Inventor: HARTINGER LUDWIG DIPL CHEM DR
IPC: B01J47/10
Filed: 1971-06-05
Abstract: Ion exchange water treatment plant of the type comprising a treatment aggregate with a raw water inlet at the bottom and treated water outlet at the top, an ion exchange agent regenerating aggregate, and washing aggregate, each aggregate consisting of a column and headers, the headers as well as the regeneration and wash columns being connected to a regeneration circuit for the ion exchanger with regenerating agent feed, mains water feed and waste water discharge, via pipes and valves, leading from the back to the treatment column, with the following improvements:- (a) the headers which form the lower compartments of the treatment, regeneration and wash columns, and the associated pipes i.e. raw water feed to the treatment column, waste water discharge from the regeneration column and the mains water feed to the wash column, open into the respective columns above the header partitions; (b) the raw water and/or town's water can be introduced into the regeneration circuit as transport means for the ion exchange agent to be regenerated via the lower header of the treatment column and can be recycled with the regenerated ion exchange agent to this column from the lower header of the wash column, the treatment column lower header being connected to the lower header of the regeneration column which is connected by its upper header to that of the wash column.
Patent DE-2129430-A1 (DE)
Title: Topical antimicrobial prepns - for treating infected surface ulcers
Inventor: LOOP WERNER DR DIPL-CHEM
IPC: A61K9/06
Filed: 1971-06-14
Abstract: In a pharmaceutical prepn. high concns. of antimicrobial active substances generate a high osmotic pressure in an aq. soln., the soln. being incorporated in an adsorbent (pref. bolus alba) to form a paste which is applied to the ulcer in a moist chamber (i.e. under an occlusive dressing).
Patent DE-2205701-A1 (DE)
Title: Extruded ceramic blanks - are hot air dried immediately after extrusion
Inventor: MAURER KAREL DIPL ING
IPC: F26B15/18
Filed: 1972-02-07
Abstract: The mouldings are passed through a heating chamber in the press where they are heated to 40-90 degrees C, are cut to length immediately behind the press mouth piece and directly afterwards are exposed to a stream of drying gas at 60-250 degrees C, or possibly higher. Drying is carried out in a tunnel oven. The formation of cracks on the blanks after their extrusion prior to drying is prevented.
Patent DE-2206476-A1 (DE)
Title: Dyeing and printing acid gp contg textiles - using basic diaminotriar methane dyes, giving blue to green colours
Inventor: BERNHARDT HANS-WILFRIED DR DIP
IPC: C09B11/16
Filed: 1972-02-11
Abstract: Textiles are dyed and printed with dyes of formula: (where R1 and R2 are opt. substd. lower alkyl or together with benzene ring (a) form a heterocyclic gp.; R3 is H or opt. substd. lower alkyl; X- is an anion; benzene rings (a) to (d) opt. carry other substits. or condensed rings). dyeing is from neutral or (pref.) acid bath, and gives good fastness to moisture and light. Textiles are e.g. acrylonitrile (co)polymers and acid modified polyester or polyamide.
Patent DE-2225373-A1 (DE)
Title: Travelling thread tube heaters - sinuous tube has rotary member sepg heating medium and thread before exit slot
IPC: D02J13/00
Filed: 1972-05-25
Abstract: The improvement to DT 2105350 describing sinous travelling thread tube heaters, comprises placing the tubes in a heating medium (e.g. air or steam, closed or open) circuit with a fan extracting the medium from the outlet region of the tube, which has a rotary thread forwarding member guiding the thread to an outlet slit, the medium entering the hollow rotary member through perforations too small for the thread.
Patent DE-2235097-A1 (DE)
Title: Material marking out - position marking needle having oscillating rotary motion for penetrating stacked material
Inventor: HESS OTTO
IPC: D06H1/00
Filed: 1972-07-18
Abstract: The oscillating rotary motion facilitates the penetration while avoiding the winding of filaments around it when synthetic material melts due to the heat generated by the high speed rotation of prior art marking needles. A motor drives the needle in opposite directions alternately by a rack and pinion mechanism in which the rack is reciprocated by a crank. The needle can be specially heated to cause the synthetic fibres to melt.
Patent DE-2235338-A1 (DE)
Title: Washing machine effluent treatment - in three tanks for redn of pH and temp
Inventor: THOMEK FRIEDHELM
IPC: C02F1/66
Filed: 1972-07-19
Abstract: Waste water from washing machines is treated in a first tank with a volume equal to the daily volume of effluents, in which the pH is adjusted. In a second tank, the effluents are cooled. In a third tank, pH and temp. are again adjusted and the effluents are discharged at a controlled rate.
Patent DE-2235558-A1 (DE)
Title: Metal/non-metal joints - eg glass/metal adhesive film bonded
Inventor: GUM RICHARD
IPC: C21D1/40
Filed: 1972-07-20
Abstract: For the heating of metal components for bonding these to non-metallic articles, partic glass plates e.g. in the motor car industry, by means of heat-activated adhesives, the metal component is traversed by a low frequency low voltage, a.c. and thereby heated as a result of its electrical resistance. In particular, the current is supplied to the metal component by two electrodes situated below or in the vicinity of two points on the adhesive surface as far removed from each other as possible.
Patent DE-2236221-A1 (DE)
Title: Fuel element surface coating profile survey - using light beam and photo-cell
Inventor: RAU PETER
IPC: G01B11/30
Filed: 1972-07-24
Abstract: Dimensional survey of the external surface coating (1) of a fuel element tube by means of a light source (10) projecting a beam (15) at right angles to the tube longitudinal axis and having a cross-section relative to the coating profile dimensions. The beam is directed to a photo-cell (20) to produce output signals (26) of light intensity proportional to the profile dimensions (b) (h). Visual indicator (28) and digital data processer (29) are terminals of the amplified (27) output signals (26) with the audible alarm (30) for dimensions deviating from limits. Fuel element cladding inspection. Accommodates varying profile geometry and autocontrol.
Patent DE-2238742-A1 (DE)
Title: Decomposable UF-mouldings - used in horti- and agriculture
Inventor: SCHULZ HANSPETER DIPL CHEM DR
IPC: C08L61/20
Filed: 1972-08-05
Abstract: A hardened moulding comprises a compsn. based on a heat-setting resin e.g. UF resin, which is decomposable in environmental conditions, by chemical and/or microbial and/or physical action. The compsn. may contain a decomposable and/or porous and/or swellable filler e.g. woodflour. Used in mfre. of plant containers for horticulture or agriculture. The decomposition prod. may be used as fertiliser.
Patent DE-2240295-A1 (DE)
Title: Photo conductive material - comprising titanium dioxide and minor amt of zinc oxide, having improved sensitivity
Inventor: GRAIN CLARK FITZGERALD
IPC: G03C1/705
Filed: 1972-08-16
Abstract: Title free radical is bound via a methylene gp. to a carbon atom whose asymmetry changes with acidity by gain or loss of a proton by the acidic or basic gp. ESR spectrum of unknown sol. contg. the free radical is compared to a standard. Preferred free radical have the formula:- where R1-4 = 1-20C opt. cyclised hydrocarbon, W is O-, n = 0-1, (N is positive when n = 1), X, Y, Z = H or organic gp. contg. a total of >=1 acidic or basic substits.
Patent DE-2301497-A1 (DE)
Title: Aq glueing compsn - for dense materials,avoiding solvent evapn problems
Inventor: LARSSON GOERAN RAGNAR
IPC: C09J133/08
Filed: 1973-01-12
Abstract: Glueing of materials which do not absorb water and have low permeability for water vapour (e.g. glueing plastic or rubber flooring material to a non absorbing substrate) can be carried out using an aq. dispersion of a synthetic resin having adhesive props. an emulsified adhesive substance, a filler and water. This compsn. can replace adhesives contg. a synthetic resin dissolved in an organic solvent, whose evaporation is objectionable for health or fire hazard reasons.
Patent DE-2304277-A1 (DE)
Title: Non-destructive continuous monitoring of construction materials - eg. used in nuclear reactor, from thermoelectric measurements
Inventor: HOFFMEISTER HANS DR ING
IPC: G01N27/00
Filed: 1973-01-30
Abstract: In the non-destructive, direct and continuous measurement of the properties of the materials of construction e.g. for a nuclear reactor, during installation as well as of workpieces during fabrication by measurement of thermal stress, the thermo electric power standardised in an existing temp. field of a component or work piece, between the work piece to be tested and a second invariant reference material, is utilised for measurement.
Patent DE-2319079-A1 (DE)
Title: 1,1,3,3-Tetra substd hydroxy indanes - perfumes, antioxidants, developers and intermediates for insecticides, germicides and fungicides
Inventor: KLEIN ALFONS
IPC: C07C39/17
Filed: 1973-04-16
Abstract: Title cpds. (I) (where R1 is H, halogen, alkyl cycloalkyl, aralkyl, aryl opt. substd. or a group of formula (I) where R1 is -S-, or R10 R2 and R3 are H, halogen, alkyl, cycloalkyl, aralkyl, or aryl, opt. subst. or together form a 5-membered ring R4-R9 are, alkyl, cycloalkyl, aralkyl, or aryl opt. substd. or R4 and R5, and/or R6 and R7 and/or R8 and R9 form cycloaliphatic groups or R6 and R7 are H, R10 and R11 are H, alkyl, (opt. subst.) or together form a cycloaliphatic group) are prepd. by reaction of an alkyl phenol with an olefin with >1 olefinic C atom attached exclusively to C, in the presence of an acid catalyst at 100-350 degrees C.
Patent DE-2320193-A1 (DE)
Title: Computer controlled determn of end point - in titrating eg nylon solns
Inventor: PROHASKA CHARLES ANTON
IPC: G01N31/16
Filed: 1973-04-19
Abstract: A computer controlled process for determining the end point in a titration process in which incremental amts. of titrant are added at preselected pts. and signals are generated proportional to the pH of the soln. being titrated. The improvement comprises allowing the signals to stabilise after each addition of titrant, automatically determining the proximity of the end point, adjusting the amt. of titrant at the preselected point to vary inversely with the proximity of the end point and downwardly to a final low value, adding final low value amts. at several points beyond the end point and generating by means of a computer a representation of the end pt. as the max. slope of an equation, pref. cubic, determined by a curves fitting algorithm using the signals and amt. of titrant added in the final stage as inputs to the computer. Partic. used for titrating nylon polymer solns. to determine amino and gps.
Patent DE-2325584-A1 (DE)
Title: Burette with poly tetra fluoro ethylene valve stem - avoiding use of lubricant on glass cock
IPC: B01L3/02
Filed: 1973-05-19
Abstract: Inner part of cock or stem is mounted vertically and is a continuation of the burette. It is made in PTFE or similar and is pushed or threaded onto the end of the burette, which has a suitable glass extension to take it. The glass valve body pushes onto the PTFE with a mark to indicate the orientation of the outlet from the centre which is horizontal and discharges into a glass spout on the valve body.
Patent DE-2330418-A1 (DE)
Title: Floating swimming pool cover - has tubing on three sides, filled with air or water, and has connecting hose which can be wound on cylindrical drum
Inventor: DANJES MARTIN DIPL ING
IPC: E04H4/10
Filed: 1973-06-15
Abstract: The tubing which is welded or stuck to the underneath side of the sheet along one transverse side and two lengthwise sides, is made of polyvinyl chloride or other elastic material. In the middle of the transverse side of the tubing is a connection which connects the tubing by means of a water-filled cylinder and valve to a pump. The sheet is wound on a hand- or motor-operated reel. The flat tubing on the sides of the sheet runs through a pair of rollers. An air-filled elastic tube is welded or stuck on the transverse side of the sheet top. A valve enables the water contained in the tubing to flow into the pool, when the sheet is wound up.
Patent DE-2333645-A1 (DE)
Title: Analyser for oxygen and combustible gases in gas mixts. - e.g. from combustion gases of open hearth steel furnaces or waste gases of acid steel converters
Inventor: TULUEWSKIJ JURIJ NIKOLAEWITSCH
IPC: G01N27/16
Filed: 1973-07-02
Abstract: In a conventional appts for measuring the concn of O and combustible components in gas mixts, with (a) two chambers in the form of straight channels with a common feed pipe for the gas to be analysed, individual pipes for the additional supply of a combustible or an oxidising test reagent, and (b) a thermo element in each chamber, with its junction fitted with an element with catalytic activity on its surface for combustion of the fuel gas mixt and of the test reagent, the improvements comprises (i) using a plug-type thermo element mounted in an insulator which is attached to but longitudinally displaceable along the chamber and (ii) the catalytically active element is a cap with a bore for placing it on the junction of the appropriate thermo element and is fabricated from porous stoneware with Pt and Pd deposited on its surface.