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| Number | Title | Issue Date |
| 6342279 | Electro-optical liquid-crystal The invention relates to an electrooptical liquid-crystal display having a realignment layer for realigning the liquid crystals, where the field thereof has a significant component parallel to the liquid-crystal layer, containing a liquid-crystalline medi... | 01/29/2002 |
| 6179058 | Measuring method and system comprising a semi-rigid extension A system for displacing instruments in a pipe including a portion that is greatly inclined to the vertical. The system includes a set of instruments mechanically linked, by means of an extension, to a first end of electrically-powered displacement device.... | 01/30/2001 |
| 6106144 | Process and device for gravimetric test gas production by means of reweighing A process for gravimetric production of test gas by re-weighing includes a series of sequential process steps, the first of which is weighing an evacuated gas container on a scale and then connecting a gas feed line to a control valve that is connected to... | 08/22/2000 |
| 6107295 | Arylalkanoyl pyridazines Arylalkanoylpyridazine derivatives of the formula I ##STR1## and the physiologically acceptable salts thereof in which R1, R2, R3, R4, Q and B have the meanings given in claim 1 act as phosphodiesterase IV inhib... | 08/22/2000 |
| 6096670 | Alkali metal-free aluminoborosilicate glass and its use An alkali metal-free aluminoborosilicate glass is described which has the following composition (in % by weight based on oxide): SiO2 57-60; B2 O3 6.5-9.5; Al2 O3 14-17.5; MgO 5-8; CaO 1-4; SrO 5-8; BaO 0-... | 08/01/2000 |
| 6063456 | STN liquid-crystal display Supertwist liquid-crystal displays (SLCDs) with outstanding properties are obtained if the nematic liquid-crystal mixtures used therein comprise at least one compound selected from the formulae 1A and 1B ##STR1## and at least one compound of the form... | 05/16/2000 |
| 6060504 | N-methyl-N-[(1S)-1-phenyl-2-(3S)-hydroxypyrrolidin-1-yl)ethyl]-2 -2-diphenylacetamide The invention relates to a novel heat-stable form of N-methyl-N-[(1S)-1-phenyl-2-((3S)-3-hydroxypyrrolidin-1-yl)ethyl]-2,2-diph enylacetamide and to a process for the preparation and isolation of this compound in this novel form and to use for the producti... | 05/09/2000 |
| 6054518 | Silicone rubber molding compositions and method for producing silicone rubber molded parts In a silicone rubber composition comprising an organopolysiloxane, reinforcing silica, and a curing agent, an ester wax, typically having a melting point of 40-150° C., is blended as an abherent. When the composition is molded in a mold, the flow of the ... | 04/25/2000 |
| 6043281 | Nitromethyl ketones, process for preparing them and compositions containing them The present invention relates to the compounds of formula: ##STR1## in which R1, R2, R3, E, A, X, Z, p and n are as defined herein. These compounds are aldose reductase inhibitors.... | 03/28/2000 |
| 6018951 | Refrigerating and shipping container A refrigerating and shipping container for refrigerated goods, whereby said container is made heat-insulated, with a door or a cover and with a refrigeration supply. According to the invention, a wall of the container has an indentation into which a cold ... | 02/01/2000 |
| 6019959 | Oligomeric compounds that contain perfluoroalkyl, process for their production, and their use in NMR diagnosis Oligomeric compounds that contain perfluoroalkyl of general formula I A--RF (I) in which A is a molecule portion that contains 2-6 metal complexes that are connected directly or via a linker to a nitrogen a... | 02/01/2000 |
| 6017469 | Supertwist liquid-crystal display Supertwist liquid crystal displays with outstanding properties are obtained when the nematic liquid crystal mixture contains at least one compound of the formula (I): ##STR1## where the variables are as defined in the disclosure.... | 01/25/2000 |
| 6009875 | Use of sympathetic antagonists for treatment of chronic muscle pain Methods are provided for intramuscular needle diagnosis and treatment of muscle pain that is the result of sympathetically mediated spindle spasm. Two simultaneous needle EMG needle recordings are used to establish the presence of and magnitude of the "tr... | 01/04/2000 |
| 5997766 | Halovinyloxy-substituted dioxane derivatives Halovinyloxy-substituted dioxane derivatives of the formula I in which R, X, Y and n are as defined in claim 1, are useful as components of liquid-crystalline media, and in liquid-crystal and electro-optical display elements which contain the novel liquid... | 12/07/1999 |
| 5994607 | Paraffin isomerization process comprising fractionation having at least two draw-off levels associated with at least two isomerization zones The invention concerns a process for isomerising a feed containing essentially hydrocarbons, preferably paraffins containing principally 4 to 8, preferably princiapply to 6 and more principally 5 and/or 6 carbon atoms per molecule, comprising a fractionat... | 11/30/1999 |
| 5972436 | CVD process for coating the inside of hollow bodies A process for CVD coating of a hollow body with a barrier layer, comprising measuring the temperature inside of the body by igniting plasma within said body with at least one ignition pulse and correlating the time between the ignition pulse and a pulse o... | 10/26/1999 |
| 5955192 | Conductive circuit board and method for making A conductive circuit board is prepared by forming a film of organopolysilane having a H-Si bond on a substrate, selectively exposing the organopolysilane film to light to form a photo-crosslinked layer in exposed areas, dissolving away unexposed areas, an... | 09/21/1999 |
| 5868962 | Liquid-crystalline medium The invention relates to a liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterized in that it contains one or more compounds of the general formula I ##STR1## in which Hal is fluorine or chlori... | 02/09/1999 |
| 5861389 | Methods of treating androgen deficiency in men using selective aromatase inhibitors Male menopause is characterized by significant decreases in serum levels of bioavailable androgens. The administration of aromatase inhibitors to men experiencing male menopause can remedy the relative androgen deficiency in men while at the same time app... | 01/19/1999 |
| 5854012 | Composition, method and apparatus for safe disposal of oil contaminated filter Compositions, methods and apparatus (kits) for treating petroleum and petro-chemical based contaminants within expended filtration components, wherein the filtration components are exposed to water and a small concentrated volume of dormant bio-oxidizing ... | 12/29/1998 |
| 5753680 | Heterocyclyl-benzoylguanidines Heterocyclyl-benzoylguanidines of the formula I ##STR1## in which R1, R2, R3 and Het have the meanings given herein, and physiologically unobjectionable salts thereof, display antiarrhythmic properties and act as inhi... | 05/19/1998 |
| 5749246 | Method and device for obtaining oxygen and nitrogen at superatmospheric pressure The method and the apparatus are used to obtain oxygen and nitrogen at superatmospheric pressure by low-temperature separation of air in a rectification column system. Compressed and purified feed air (1, 3) is introduced into a pressure column (4). Liqui... | 05/12/1998 |
| 5744616 | Process for the production of 1,4,7,10-tetraazacyclododecane and its derivatives A process for the production of 1,4,7,10-tetraazacyclododecane (cyclene) and its derivatives on an industrial scale comprises cyclotetramerizing of benzylaziridine that is produced in situ.... | 04/28/1998 |
| 5736585 | Moldings for packaging, and process for the production thereof The application relates to polyethylene and/or polypropylene foam moldings for packaging which consist of more than 50% of recycled material, and to a process for the production thereof.... | 04/07/1998 |
| 5735915 | Simplified process for production of alkenylsuccinimides or polyalkenylsuccinimides A simplified process for preparation of an alkenylsuccinimide or a polyalkenylsuccinimide is described, characterized in that it comprises successively: a stage (a) in which an alkenylsuccinic anhydride or a polyalkenylsuccinic anhydride is prepared by br... | 04/07/1998 |
| 5733443 | Inside to outside flow filters Flow inverter arrangements are provided for utilization in spin-on, liquid filter cartridges, such as lubricating oil filter cartridges and the like, wherein the filter cartridge structure normally used for "inside-out" flow is reversed to accommodate "ou... | 03/31/1998 |
| 5731126 | Chemically amplified positive resist compositions A chemically amplified positive resist composition comprising a specific polysiloxane having a terminal silanol group protected with a trimethylsilyl group, a photoacid generator and optionally a dissolution inhibitor is provided.... | 03/24/1998 |
| 5727707 | Hepa filtered storage canisters Plutonium powders are stored in stainless steel canisters with stainless steel lids. The stainless steel canisters are extruded and have no interior welds. Each canister includes a vent with an integral HEPA filter. The canisters are of various capacities... | 03/17/1998 |
| 5725645 | Vent assemblies for waste disposal bags A vent assembly useful for venting bags containing radioactive waste material includes a base plate with a chamber projecting therefrom and a cap plate which has a center portion that snap fits over the chamber. The base plate and cap plate have flange po... | 03/10/1998 |
| 5720788 | Air filter element and air filter assembly employing the filter element A replaceable filter element is installed in a filter assembly including a filter housing. There is a substantially annular space between the filter element and the housing and an air inlet for introducing inlet air tangentially with respect to the annula... | 02/24/1998 |
| 5719314 | Process for the preparation of isobornyl (meth)acrylate This process for the preparation of isobornyl (meth)acrylate comprises the reaction of (meth)acrylic acid with camphene in the presence of a solid zirconium-based superacid as catalyst.... | 02/17/1998 |
| 5643977 | Room-temperature curable waterbased coating compositions A water-based coating composition which cures through a Michael reaction at room temperature is provided. The composition comprises (a) an aqueous emulsion of an acrylic copolymer having a plurality of activated methylene groups in the molecule, (b) an aq... | 07/01/1997 |
| 5637689 | Process for the preparation of alkylimidazolidone (meth) acrylate(s) A compound (I) is prepared by reaction of at least one (meth) acrylate (II) with a heterocyclic alcohol (III), in the presence of at least one catalyst chosen from the chelates of calcium with 1,3-dicarbonyl compounds, such as calcium acetylacetonate. ... | 06/10/1997 |
| 5635107 | Fluorine-containing five-membered ring compounds, and a liquid-crystaline medium containing them Fluorine-containing five-membered ring compounds of the formula I R1 -(A1 -Z1)m -A2 -Z2 -W I in which W is ##STR1## is a cyclohexane, cyclohexene or phenyl, Y1 is O or S, Y2 | 06/03/1997 |
| 5624699 | Extraction method A process for extraction of a soluble component from a dried food material, which process includes: providing: a dried food material to be extracted, an extracting liquid, and an enriching liquid consisting essentially of a solution of the soluble component to... | 04/29/1997 |
| 5624943 | Pyridine compounds which are useful as leukotriene-B4 -antagonists The invention relates to new pyridine derivatives of general formula I which have useful properties, e.g., as leukotriene-B4 -antagonists. Pharmaceutical compositions containing these compounds can be used to treat various diseases.... | 04/29/1997 |
| 5610230 | Liquid silicone rubber compositions A liquid silicone rubber composition contains (A) an organopolysiloxane having at least two alkenyl groups, (B) a reinforcing silica filler, (C) a condensation catalyst, (D) a silanol group-containing siloxane wetter, (E) an organohydrogenpolysiloxane hav... | 03/11/1997 |
| 5588307 | Process for liquefaction of a pressurized hydrocarbon-rich fraction A pressurized hydrocarbon-rich fraction is cooled and liquefied by heat exchange with the process flows to be heated. Thereafter, the fraction is expanded in an expansion valve and introduced into a storage tank. The flash gas/boil-off gas removed from th... | 12/31/1996 |
| 5589480 | Topical application of opioid analgesic drugs such as morphine The present invention is directed to a method and apparatus for the topical application of opioid analgesic drugs such as morphine. Specifically, the present invention relates to a topical application of the opioid drug and specifically a morphine sulphat... | 12/31/1996 |
| 5586998 | Co-current cyclone separation extractor Disclosed is a cocurrent cyclone separator extractor for both the separation of a gas/solid mixture into at least one light phase, and for the extraction of gases sorbed by the solid, comprising a first elongated external enclosure, which has a substantia... | 12/24/1996 |
