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| Patent # | Description |
|---|---|
| US-4,873,023 |
Preparation of monoolefinically unsaturated carboxyl-containing versatic
esters Compounds of the general formulae ##STR1## where R is versatyl and R' is unsubstituted or alkyl-substituted straight-chain alkylene of 4 or 5 carbon atoms... |
| US-4,873,022 |
Electrically conductive paste, electronic circuit component and method
for producing same The present invention provides an electronic circuit component having a ceramic base and more particularly to a conductive paste for circuit film and an... |
| US-4,873,021 |
Azeotrope or azeotrope-like composition of trichlorotrifluoroethane and
dichlorodifluoroethane An azeotrope or azeotrope-like composition of 1,1,2-trichloro-1,2,2-trifluoroethane (FC-113) and 1,2-dichloro-1,1-difluoroethane (FC-132b), the azeotrope being... |
| US-4,873,020 |
Fluorochemical surfactants and process for preparing same Fluorochemical surfactant compositions are provided. The compositions comprise a fluorochemical amine salt which can be represented by the formula: ... |
| US-4,873,019 |
Cyclopentane derivatives 1,3-Cyclopentylene compounds of the formula I in which R.sup.1, R.sup.2, A.sup.1, A.sup.2, A.sup.3, Z.sup.1, Z.sup.2 and n have the meaning given herein, can be used... |
| US-4,873,018 |
Optically active compound, process for producing same and liquid crystal
composition containing same An optically active 2-fluoro-1-alkanol compound represented by the formula (Ia): ##STR1## wherein R is an alkyl group having 1-16 carbon atoms, and C* is... |
| US-4,873,017 |
Heterogeneous alkoxylation using anion-bound metal oxides Active-hydrogen compounds, for example, primary and secondary alcohols or diols, are alkoxylated, for example, ethoxylated, using solid anion-bound metal oxide... |
| US-4,873,016 |
Enzymatic detergent composition The invention relates to a detergent composition comprising lipases. By inclusion of a certain, immunologically defined class of lipases in a detergent... |
| US-4,873,015 |
Azeotrope-like compositions of 1,1,2-trichloro-1,2,2-trifluoroethane,
methanol, nitromethane and dimethoxymethane Azeotrope-like compositions comprising 1,1,2-trichloro-1,2,2-trifluoroethane, methanol, nitromethane and dimethoxymethane are stable and have utility as... |
| US-4,873,014 |
Polyamine-polyglycol inhibitor for steel pickling The corrosion of steel during acid pickling is inhibited by the use of an acid pickling composition containing hydrochloric acid, water and a mixture of a... |
| US-4,873,013 |
Aqueous alkali metal halogenite compositions containing a colorant
stabilized by ammonium hydroxide Aqueous cleaner compositions containing an alkali metal halogenite, for example, NcClO.sub.2 ; a stabilizable colorant; and a stabilizing amount of a stabilizer... |
| US-4,873,012 |
Built nonaqueous liquid nonioinic laundry detergent composition
containing hexylene glycol and method of use The anti-gel and dispersibility properties of a nonaqueous liquid nonionic surfactant laundry detergent composition are improved by the addition of hexylene... |
| US-4,873,011 |
Antifreeze corrosion inhibitor composition for aluminum engines and
radiators An antifreeze composition for use in aluminum internal combustion engines is disclosed. It is comprised of from 0.05 percent to 0.5 percent silicate, from 0.07... |
| US-4,873,010 |
Spindle-like magnetic iron oxide particles and process for producing the
same Disclosed herein are magnetic iron oxide particles comprising spindle-like magnetite or maghemite particles having an aspect ratio(major:minor) of less than 4:1... |
| US-4,873,009 |
Borated lube oil additive Borated reaction product of a long chain aliphatic succinic acid compound and alkylene diamine having an average of at least about 2.5 N-substituted hydroxyalkyl... |
| US-4,873,008 |
Jojoba oil and jojoba oil derivative lubricant compositions There is disclosed an improved lubricant base composition for incorporation into a wide variety of lubricating compositions. The improved lubricant base... |
| US-4,873,007 |
Method for producing sulfurized alkylphenols A process for preparing sulfurized alkyl-substituted phenol which comprises: (1) charging to a reaction system having a reaction vessel equipped with a reflux... |
| US-4,873,006 |
Compositions containing active sulfur Nitrogen containing carboxylic compounds useful in reducing hydrogen sulfide are described herein. The compositions of the invention also desirably contain an... |
| US-4,873,005 |
Extrusion lubricant comprising a hydrocarbon wax, fatty acid salt and an
organic mercaptan Extrusion lubricants for poly (vinyl halide) resins are provided which comprise a mixture of: (a) hydrocarbon wax; and (b) Group II metal or lead salt of a fatty acid... |
| US-4,873,004 |
Lubricating composition A lubricating composition comprising a major portion of a lubricating oil and a minor portion of an alkyl or alkenyl-substituted succinimide, which succinimide... |
| US-4,873,003 |
Cationic soil release polymers The present application relates to cationic block polyesters useful as soil release agents, softeners and antistatic agents. In addition to cleaning performance,... |
| US-4,873,002 |
Liquid detergent fabric conditioning compositions Liquid detergent fabric conditioning compositions are prepared which are useful for providing detergency, fabric softening and anti-static properties to fabrics... |
| US-4,873,001 |
Fabric softening and antistatic liquid detergent compositions A fabric softening and antistatic liquid laundry detergent composition includes synthetic anionic organic detergent, bentonite and higher aliphatic isostearamide... |
| US-4,873,000 |
Carpet freshening and deodorizing composition A powdered composition for freshening and deodorizing carpets comprising an inorganic sulfate, bicarbonate or chloride, an aluminum silicate clay, a liquid... |
| US-4,872,999 |
Mixture of halides such as NaOCl and a bromide salt for removal of
mussels and barnacles from salt or brackish... A method for the control of marine fouling in salt or brackish water by a combination of a chlorine solution and a bromide salt such as an alkali metal bromide... |
| US-4,872,998 |
Apparatus and process for forming uniform, pelletizable sludge product An automated, non-polluting process and apparatus for mechanically dewatering and heat drying liquid sewage sludge of widely varying solids content to form a... |
| US-4,872,997 |
Coolant recycling system and method In the improved system and method of the present invention, a batch of contaminated oil is deposited into a tank, with the oil preferably being passed through a... |
| US-4,872,996 |
Use of aminophosphonic acids to inhibit scale formation and corrosion
caused by manganese in water systems A process for inhibiting the deposition of manganese in water systems by adding to the water a sufficient amount of an organic aminophosphonic acid to inhibit... |
| US-4,872,995 |
Method for calcium oxalate scale control Methods of controlling the formation of calcium oxalate in aqueous systems are disclosed. The methods comprise adding from about 0.1 to 500 ppm of a water... |
| US-4,872,994 |
Method and apparatus for removing organic liquids from water A method and apparatus for removing organic liquids from water is disclosed. The apparatus includes a wick of hydrophobic material which absorbs organic liquids... |
| US-4,872,993 |
Waste treatment Processes and techniques are described for treating waste water (domestic and industrial) to remove organic matter and heavy metals. Clay and flocculating agent... |
| US-4,872,992 |
Method and apparatus for analyzing diluted and undiluted fluid samples Ion chromatograms are prepared with a chromatograph including a separation column and a conductivity measuring ion detection unit which are adapted to be... |
| US-4,872,991 |
Treatment of water Aqueous liquor containing immiscible hydrocarbon liquid, such as produced water from an offshore petroleum drilling platform, is treated by gravity separation,... |
| US-4,872,990 |
Membrane module for hyperfiltration or ultrafiltration of containating
liquid flows A membrane module for hyperfiltration or ultra filtration of liquid flows comprises a membrane envelope (1) spirally wound around a tube (4) provided with... |
| US-4,872,989 |
Selective removal of nitrate ions from salt solutions A process is provided for selectively removing nitrate ions from solutions containing one or more additional ions, especially at high concentrations, by... |
| US-4,872,988 |
Method and device for separation of colloidal suspensions Particulates are separated from colloidal suspensions by filtration where the filter is oscillated relative to the suspension in order to inhibit plugging of the... |
| US-4,872,987 |
Process for separating and producing chlorogenic acid Chlorogenic acid can be separated and produced as free acid or as salts thereof from plant raw material extracts by means of gel permeation chromatography on... |
| US-4,872,986 |
Use of bacteria for control of algal bloom in wastewater, lagoons, or
ponds A process for controlling algal growth in wastewater, lagoons and ponds which comprises treating the algae containing water with a high concentration of a... |
| US-4,872,985 |
Method for application of wastewater to plants for improved wastewater
treatment A method and means for application of wastewater to plants for improved wastewater treatment having an overhead distribution system for application of wastewater... |
| US-4,872,984 |
Interfacially synthesized reverse osmosis membrane containing an amine
salt and processes for preparing the same The present invention relates to an interfacially synthesized reverse osmosis membrane useful for the separation of fluid mixtures and solutions. In particular,... |
| US-4,872,983 |
Biocompatible cellulose dialysis membrane with increased adsorption of
beta-2-microglobulin A dialysis membrane for hemodialysis with improved biocompatibility is composed of a modified cellulose which has a structure represented by the formula ... |
| US-4,872,982 |
Composite semipermeable membranes and method of making same A semipermeable hollow fiber membrane (10) consists of a first layer (12) for selectively permeating only water and water soluble substances therethrough and... |
| US-4,872,981 |
Split inlet for filter A filter unit using a bump-type filter is disclosed. Briefly stated, a chamber has a split fluid inlet conduit so that contaminated fluid, upon entering the... |
| US-4,872,980 |
Fluid purification device A fluid purification device including an inverted U-shape frame whose legs support a plurality of lamp assemblies each including an ultraviolet lamp received in... |
| US-4,872,979 |
Chromatography column Disclosed is a chromatographic column having an elongated housing, an elongated central core element, a plurality of annular, concentric would fiber layers, so... |
| US-4,872,978 |
Device for the removal of cryoglobulins An apparatus for cryoprecipitation of blood plasma, where the blood from a patient is fed to a plasma separator (1) in order to obtain blood plasma which is then... |
| US-4,872,977 |
Solid waste retriever A solid waste retrieval device utilizes a rotating drum carrying a plurality of teeth to lift dried sludge from an underlying sand bed such that substantially no... |
| US-4,872,976 |
Oil filter with multiple function valve An elastomeric valve member coacts with a valve seat and an apertured plate to control the flow of oil between the inlet and outlet of an oil filter for an... |
| US-4,872,975 |
System for separating abrasive material from a fluid used in fluid jet
cutting A system for separating abrasive material from fluid used in fluid jet cutting includes a catcher tank, a settling tank and a pumping device which pumps fluid... |
| US-4,872,974 |
Apparatus for testing membrane filters, and for sterilizing liquids with
use of membrane filter A membrane filter testing method comprises increasing the pressure at the primary side of a membrane filter fixedly accommodated in a housing and wetted with a... |
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