Searching:
Search by keyword, patent number, inventor, assignee, city or state:
| Patent # | Description |
|---|---|
| US-3,952,080 |
Solidification of a molten surfactant solution A process for cooling sodium dicyclohexyl sulfosuccinate product mixture which consistently produces solid, non-tacky particles suitable for dry packaging. The... |
| US-3,952,079 |
Process of releasing polyurethane foams using aluminum salts of fatty
acid mixtures The invention involves the use of aluminum salts of a fatty acid mixture of fatty acids having 12 to 22 carbon atoms consisting of A. from 42% to 50% by weight of... |
| US-3,952,078 |
Method of prilling ammonium nitrate and urea through epoxy-resin lined
bores The invention relates to the prilling of molten materials, notably ammonium nitrate and/or urea, through prilling bores which have an epoxy resin internal... |
| US-3,952,077 |
Liquid cooler devices A packing for a gas/liquid contact apparatus, particularly a cooling tower, comprising corrugated sheets assembled together to form a honeycomb structure. The... |
| US-3,952,076 |
Carburettors A carburettor having a slow running jet with a device for controlling the output of the slow running jet during deceleration. The device comprises an axially... |
| US-3,952,075 |
Fluorine-containing compounds The fluorine-containing organic compound has the general formula: wherein R.sub.f is a perfluoro alkyl group; R is an alkylene group; R' is a hydrocarbylene group; X... |
| US-3,952,074 |
Carbamoylphosphonates This disclosure teaches a method for employing novel carbamoylphosphonates such as ammonium ethyl carbamolyphosphonate, ammonium isopropyl carbamoylphosphonate... |
| US-3,952,073 |
Film having good tear property on impact comprising polypropylene and an
ethylene polymer A film of excellent cutting property in the transverse direction which comprises a mixture of polypropylene and at least one ethylene polymer and satisfying the... |
| US-3,952,072 |
Stabilized polyphenylene ether type resin composition Stabilized polyphenylene ether type resin composition obtained by compounding a polyphenylene ether type resin with one or more of stabilizer-component such as... |
| US-3,952,071 |
Method for preparation of olefin oligomer An olefin oligomer having a low viscosity and a high viscosity index can be prepared by polymerizing an olefin having 6 or more carbon atoms in the presence of a... |
| US-3,952,070 |
Process of olefin metathesis There is disclosed an improved process of olefin metathesis which employs catalysts which are tungsten oxides or tungsten sulfides on suitable supports. The... |
| US-3,952,069 |
Hydrogenation of aromatics Aromatic hydrocarbons are hydrogenated in the presence of hydrogen and a catalyst composite comprising at least two hydrogenating agents and an alumina support... |
| US-3,952,068 |
Vinylidene alcohol compositions Particular compositions of vinylidene alcohols are provided which are distinguishably characterized by their structure, their biodegradable nature, and by their... |
| US-3,952,067 |
Ethynylbenzenes Novel process for preparing ethynylbenzene compounds by the dehalogenation of .beta.,.beta.,.alpha.-trichlorophenylethane compounds is described. Novel... |
| US-3,952,066 |
Derivatives of perfluoroalkyl iodide-allyl glycidyl ether adducts The derivatives of this application are based on the reaction of perfluoroalkyl iodopropyl glycidyl ethers and their dehydroiodination products, the... |
| US-3,952,065 |
Method of producing chlorobenzenes from benzene sulphonyl chlorides A method of producing chlorobenzenes from benzene sulphonyl chlorides by a thermal chlorinating decomposition of aromatic sulphonyl chlorides of the general... |
| US-3,952,064 |
Process for producing mercaptophenols A selective process for producing mercaptophenols is achieved by reducing the polysulfides which result from contacting phenols with sulfur chloride in a polar... |
| US-3,952,063 |
Process for the preparation of an organomercaptophenol from sulfur, a
phenol, and an activated olefin or an... A process for the preparation of an organomercaptophenol is described which comprises the reaction of sulfur with a phenol carried out in the presence of (1) a... |
| US-3,952,062 |
Mercapto- or alkylthio-substituted menthenones There are provided novel mercapto- or alkylthio-substituted oxo-terpenoids having 10 carbon atoms in the terpenoid skeleton. These novel compounds may be acyclic... |
| US-3,952,061 |
Method of isomerizing humulone to isohumulone by catalytic acceleration
with metal salts The isomerization of humulone or a humulone-containing material is carried out by isomerization at elevated temperatures and a pH below 9 in a liquid medium... |
| US-3,952,060 |
Perfluorinated amino compounds and process for their manufacture New perfluorinated amino compounds of the formula ##EQU1## ARE PROVIDED WHEREIN R.sub.f represents a perfluorinated hydrocarbon radical with 1 to 18 carbon... |
| US-3,952,059 |
Alkyl ammonium thiocyanate manufacture and lube containing same A method of producing an alkyl amine salt of thiocyanic acid having enhanced load-carrying properties when employed in synthetic ester lubricating oils... |
| US-3,952,058 |
Sweetener The use of 3-amino-4-n-propoxybenzyl alcohol as a nonnutritive sweetener for foods, beverages and the like is disclosed. |
| US-3,952,057 |
Process for the preparation of guanidine carbonate Process for obtaining guanidine carbonate from aqueous solutions in which it is present with urea and its pyrolysis products as well as ammonia and carbon... |
| US-3,952,056 |
Plant growth regulating agent 2-chloro-2',6'-dimethyl-N-(1-methoxyprop-2-yl)-acetanilide is disclosed as plant growth regulating and herbicidal agent with improved stability in the soil. |
| US-3,952,055 |
Urea synthesis with improved heat recovery and conversion Heat recovery and conversion of reactants to urea are improved in adiabatic and in isothermal urea synthesis systems. |
| US-3,952,054 |
Process for preparing diglycolic acid Diglycolic acid is prepared by oxidation of p-dioxanone. |
| US-3,952,053 |
Method for recovering terephthalic acid and ethylene glycol from
polyester materials The process described herein relates to a process for recovering terephthalic acid and ethylene glycol from polyester materials produced from terephthalic acid... |
| US-3,952,052 |
Process for producing alkali metal salts of aromatic polycarboxylic acids The effluent of a disproportionation reactor comprising alkali metal salts of aromatic polycarboxylic acids and a dispersant is flash evaporated so as to... |
| US-3,952,051 |
Method for crystallization of diamine dicarboxylate A process for precipitating a crystalline diamine dicarboxylate which comprises dissolving the corresponding dicarboxylic acid in the aqueous liquid containing... |
| US-3,952,050 |
Cyclopent [a] indene compounds Indane derivatives of general formula (I): ##SPC1## in which: R.sub.1 and R.sub.2 represent a hydrogen atom, a lower alkyl group, preferably containing 1 to 6... |
| US-3,952,049 |
Diesters of tricyclic alcohols A compound of the formula ##SPC1## In which R is a divalent hydrocarbon radical having from 1 to 34 carbon atoms and Z represents a single or a double bond, is... |
| US-3,952,048 |
Substituted anilide esters of PGA Substituted anilide esters of PGA.sub.1, 15-alkyl-PGA.sub.1, and 15(R)-15-alkyl-PGA.sub.1, and their racemic forms, and processes for producing them are... |
| US-3,952,047 |
Method of purifying pyrethrum extract A method of purifying crude pyrethrum extract through the use of acetonitrile as the extracting agent comprising the method steps of mixing crude pyrethrum... |
| US-3,952,046 |
Liquid crystalline biphenyls Liquid crystalline compounds of the formula ##SPC1## Wherein R is as hereinafter set forth, which are useful as dielectrics in electro-optical devices, are... |
| US-3,952,045 |
Method for preparing carbonic acid esters A method for preparing carbonic acid esters, ##EQU1## by reacting an alcohol, ROH, with carbon monoxide and oxygen in the presence of a catalyst comprising... |
| US-3,952,044 |
Novel enaminosulfoxides and a process for their preparation An enaminousulfoxide of the formula, ##EQU1## in which R.sup.1 is a member of the group consisting of alkyl, dialkoxyalkyl, phenylalkyl, phenyl, halophenyl,... |
| US-3,952,043 |
Bis (diisocyanatobenzyl) -chlorobenzene Selected tetrafunctional methylene-bridged aromatic isocyanates and a method for their preparation are disclosed. The utility of these isocyanates as... |
| US-3,952,042 |
Process for the production of polyisocyanates A process is provided for making a mixture of diisocyanate and polyisocyanates having more than two amino groups of the diphenylmethane series which has a low... |
| US-3,952,041 |
Peroxy compounds containing an acid halide group A novel class of compounds X.sub.n --R.sub.p --Ym where R is a 2-4 valent aliphatic, cycloaliphatic or aromatic radical; X is an acylating function; Y is a... |
| US-3,952,040 |
Urea derivative containing isocyanate groups Urea derivative containing isocyanate groups having the formula ##SPC1## This urea derivative is prepared by reacting ... |
| US-3,952,039 |
Catalytic process for polyhydric alcohols and derivatives This invention relates to the manufacture of such valuable chemicals as polyhydric alcohols, their ether and ester derivatives, oligomers of such alcohols and... |
| US-3,952,038 |
Polyether urethane foam A process for producing high resilience polyether urethane foam using a cyanoalkyl modified siloxane fluid; the foams derived therefrom; a solvent-solution of... |
| US-3,952,037 |
Aluminum catalysts An aluminum halide complex of an aluminum halide, a hydrogen halide and an alkylbenzene is prepared by continuously feeding a gaseous hydrogen halide to a... |
| US-3,952,036 |
1,1-(Thiadialkylidene) ferrocene S-oxides The compounds are ferrocene derivatives useful as organo-iron sources and hematinic agents. Compounds disclosed are ... |
| US-3,952,035 |
Organic compounds The invention concerns novel unsaturated fatty acids useful as inhibitors of prostoglandin synthetase. |
| US-3,952,034 |
Carbonylation of olefins and acetylenes Olefins and acetylenes are carbonylated to a carboxylic acid or ester using a homogenous catalyst system comprising palladium together with iron or a metal of... |
| US-3,952,033 |
Furan intermediates and process for synthesis of
4-hydroxycyclopetenones, prostaglandin synthesis intermediates This disclosure describes novel 2,5-dihydro-2,5-dialkoxyfuran derivatives useful as intermediates for the preparation of the natural prostaglandins and their... |
| US-3,952,032 |
Compounds with multiple acrylic radicals, compositions containing them,
and uses thereof Compounds with multiple acrylic radicals, the average composition of which has the general formula: X--y--(z).sub.m.sub.--p.sub.--1 ].sub.n Wherein X is the radical... |
| US-3,952,031 |
Anaesthetic composition containing a steroid of the 5.alpha.-pregnane
series and method of using same This invention relates to steroids of the pregnane and 19-norpregnane series having anaesthetic properties and compositions containing them. More particularly... |
Copyright 2008−2012 Patents.com
