Isotope separation process
The uranyl compounds including at least two isotopes of the element which is to be separated (for example uranium or oxygen) and having an isotopically shifted infrared absorption spectrum associated... Read More
Inventors: Maas, Jr., Edward T.; Cox, Donald M.;, Assignee: Exxon Research & Engineering Co. (Florham Park, NJ) |
Bactericidal tabletting composition and tablets formed therefrom
We claim: 1. A tablet formed without a lubricant comprising: dichloroisocyanuric acid or alkali metal salt thereof: 10-40% weight carbonate as alkali metal bicarbonate or a mixture of alkali metal bic... Read More
Inventors: White, Christopher D.; Levy, Alan A.;, Assignee: Richardson-Vicks Ltd. (Egham, GB2) |
Method of expanding metallurgical slag
We claim: 1. In a method of expanding metallurgical molten slag wherein the molten slag is passed downwardly along a pre-expanding path and is contacted with a film of an expanding agent, and the pre-... Read More
Inventors: Metz, Paul; Schockmel, Robert; Mersch, Roland;, Assignee: Acieries Reunies de Burbach-Eich-Dudelange S.A. Arbed (Luxembourg, LU) |
Separation of alkyl alcohols from alkyldimethylamines
Suitable alkyldimethylamines for use in my process contain from 6 to 18 carbon atoms in the alkyl group. More suitably the alkyl group contains 10 to 14 carbon atoms, while preferably it contains 12 ... Read More
Inventors: Libbey, William J.;, Assignee: Continental Oil Company (Ponca City, OK) |
Hydrous alcohol distillation method and apparatus
Although any suitable fermented or synthetic feedstock can be used in practicing the invention, the distillation system illustrated in the drawing utilizes a fermented beer feedstock obtained by ferm... Read More
Inventors: Brush, Burke F.; Katzen, Raphael;, Assignee: Raphael Katzen Associates International, Inc. (Cincinnati, OH) |
Method for preparing substituted meta-phenylalkoxynitrobenzenes
We claim: 1. A method for the preparation of compounds of formula: ##STR15## wherein Y is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.5 alkenyl, C.sub.3 -C.sub.5 alkynyl, C.sub.1 -C.sub.... Read More
Inventors: Spatz, David M.;, Assignee: American Cyanamid Company (Stamford, CT) |
Solvent extraction of alcohols from water solutions with fluorocarbon solvents
What is claimed is: 1. The process for separating two to five carbon alcohols in aqueous solution comprising the steps of contacting said aqueous solution with a fluorocarbon solvent system to extract... Read More
Inventors: Levy, Sidney;, Assignee: |
Process for the preparation of 1,3,5-trichlorobenzene
What is claimed is: 1. In a process for the preparation of 1,3,5-trichlorobenzene by isomerization of at least one other trichlorobenzene at an elevated temperature in the presence of aluminum trichlo... Read More
Inventors: Petruck, Gerd-Michael; Wambach, deceased, Paul R.;, Assignee: Bayer Aktiengesellschaft (Leverkusen, DE) |
Assay process with non-boiling denaturation
OF PREFERRED EMBODIMENTS Reagents typically used in practice of the radioassay process of the invention may comprise:
______________________________________
ZERO STANDARD Polymer base cont... Read More
Inventors: Forand, Ronald R.; Menz, Jr., Edward T.;, Assignee: Rohm and Haas Company (Philadelphia, PA) |
Homogeneous polynucleotide displacement assay method kit and reagent complex
OF THE INVENTION The basic elements of the reagent complex provided by the present invention and used in the method and kit of the present invention are a probe polynucleotide and a signal strand, wh... Read More
Inventors: Vary, Calvin P. H.;, Assignee: Allied Corporation (Morris Township, NJ) |
Polyphosphoramidite oligomers and stabilizer compositions thereof
The polyphosphoramidite oligomers may be represented by the formula ##STR1## wherein: A is a nitrogen radical ##STR2## wherein R.sub.1 is an alkyl radical containing 1 to 4 carbon atoms, ##STR3## whe... Read More
Inventors: Chasar, Dwight W.;, Assignee: The B. F. Goodrich Company (Akron, OH) |
Pigment compositions
What is claimed is: 1. A composition which is a mixture of pyrrolopyrrole pigments which comprises (a) 99.9 to 75% by weight of a pyrrolopyrrole pigment of formula I' ##STR27## wherein A and B are ide... Read More
Inventors: Jost, Max; Iqbal, Abul; Rochat, Alain C.;, Assignee: Ciba-Geigy Corporation (Ardsley, NY) |
Crosslinked copolymers of .alpha.,.beta.-olefinically unsaturated dicarboxylic anhydrides
What is claimed is: 1. A crosslinked copolymer comprising the following copolymerized units: A. 2.0 to 20 weight percent of at least one .alpha.,.beta.-olefinically unsaturated dicarboxylic acid anhyd... Read More
Inventors: Huper, Fritz; Rauenbusch, Erich; Schmidt-Kastner, Gunter; Bomer, Bruno; Bartl, Herbert;, Assignee: Bayer Aktiengesellschaft (Leverkusen, DT) |
Effective hydrocarbon blend for removing asphaltenes from oil wells
OF THE INVENTION The blend according to the present invention is better explained by referring to the ternary chart of FIG. 1, in which hydrocarbon compositions are represented, which are constituted... Read More
Inventors: Del Bianco, Alberto; Stroppa, Fabrizio;, Assignee: AGIP S.p.A. (Milan, IT); Eniricherche S.p.A. (Milan, IT) |
Hydrophilic macroporous three dimensional copolymers of hydroxyalkyl acrylates or methacrylates with crosslinking agents and the method of their manufacturing
We claim: 1. Hydrophilic macroporous three dimensional copolymers of hydroxyalkyl acrylates or hydroxyalkyl methacrylates, said hydroxyalkyl containing 1-4 carbon atoms, and containing crosslinking ag... Read More
Inventors: Coupek, Jiri; Filka, Karel; Kocourek, Jan;, Assignee: Ceskoslovenska akademie ved (Prague, CS) |
Highly activated mixtures for constructing load bearing surfaces and method of making the same
OF THE INVENTION The present invention may be better understood by reference to the following detailed description, taken in conjunction with the figures, in which: FIG. 1 is a photomicrograph of a t... Read More
Inventors: Webster, William C.; Smith, Charles L.;, Assignee: IU Technology Corporation (Miami, FL) |
Cycloaliphatic unsaturated ketones as odour- and taste-modifying agents
We claim: 1. Process for the preparation of compounds of the formula ##SPC14## containing an isolated double bond in position 1 or two conjugated double bonds in position 1 and 3, the double bonds bei... Read More
Inventors: Rautenstrauch, Valentin; Naf, Ferdinand;, Assignee: Firmenich SA (Geneva, CH) |
Certain fluorine substituted PGI.sub.2 compounds
What is claimed is: 1. A compound of the formulae: ##STR22## wherein Y, T, W and X may each be H or F; provided that at least one of Y, T, W and X is F; V may be hydrogen, hydroxy, acyloxy, lower alko... Read More
Inventors: Fried, Josef;, Assignee: The University of Chicago (Chicago, IL) |
Various 15-deoxy-16-hydroxy-16-ethynyl and 16-ethynylsubstituted prostaglandins
We claim: 1. An optically active compound of the formula: ##STR24## wherein R.sub.1 is selected from the group consisting of hydrogen and C.sub.1 to C.sub.6 alkyl; R.sub.2 is selected from the group C... Read More
Inventors: Floyd, Jr., Middleton B.; Weiss, Martin J.; Grudzinskas, Charles V.; Chen, Sow-mei L.;, Assignee: American Cyanamid Company (Stamford, CT) |
Tetrahydro-2-(nitromethylene)-2H-1,3-thiazines
I claim as my invention 1. A resonance hybrid in which the two significant forms which contribute thereto are represented by the formula ##SPC4## and including when R is hydrogen, the tautomeric form ... Read More
Inventors: Powell, James E.;, Assignee: Shell Oil Company (Houston, TX) |
Pyrazolidinone salts as developing agents
We claim: 1. A 1-phenyl-3-pyrazolidinone salt of the formula ##STR14## in which X.sup..crclbar. is an organic anion, L represents the atoms necessary to complete an unsubstituted pyrrolidine, piperidi... Read More
Inventors: Tirel, Malcolm D.; Long, William E.;, Assignee: Ciba-Geigy AG (Basel, CH) |
Method of producing carbon source for fermentation
OF THE PREFERRED EMBODIMENTS Molasses applicable to the present invention include cane molasses and beet molasses. Hydrolysis of sucrose in the molasses may be carried out by known methods, such as b... Read More
Inventors: Asai, Soichiro; Matsuishi, Tsutomu; Matsushita, Katsunobu; Ikeda, Shigeho; Kobayashi, Kaetsu; Maruyama, Hiromasa;, Assignee: Ajinomoto Co., Inc. (Tokyo, JA) |
Aluminum alloy of age hardening type
Ranges in weight percents of various constituents which are or may be included in an alloy that falls within the scope of the present invention are set forth below in Table I.
TABL... Read More
Inventors: Baba, Yoshio; Kawai, Mituhiro;, Assignee: Sumitomo Light Metal Industries, Ltd. (Tokyo, JA) |
3-Substituted iodo alkenyl compounds and methods for preparing same
Having thus described the invention what is claimed is: 1. 3-hydroxy-1-iodo-1-trans octene.
Description:
This invention relates to compounds which are eminently useful as intermediates i... Read More
Inventors: Sih, Charles J.;, Assignee: Wisconsin Alumni Research Foundation (Madison, WI) |
Novel cationic lactam polymers and 1-(3-alkyl amino propyl)pyrrolidone-2 intermediates therefor
What is claimed is: 1. A polymeric quaternary compound conforming to the following formula; ##STR20## R is selected from CH.sub.3 --(CH.sub.2).sub.b --; CH3--(CH.sub.2).sub.c --(CH.dbd.CH)--(CH.sub.2)... Read More
Inventors: O'Lenick, Jr., Anthony J.;, Assignee: LCE Partnership (Lake Geneva, WI) |
Method for multicolor dyeing of textile yarns
That which is claimed is: 1. A method for the high speed dyeing of a moving yarn strand to obtain a multicolored yarn product having uniformly dyed lengths of different color with sharply defined colo... Read More
Inventors: Anderson, deceased, Harald; Anderson, administrator, Aelita; Cozine, administrator, Michael S.;, Assignee: |
Dispersant for coal into oils
OF THE INVENTION As a result of extensive researches made for overcoming the drawbacks of the conventional coal-mixed fuels and for developing a dispersant capable of affording a coal-oil mixed fuel ... Read More
Inventors: Sakuma, Kouhei; Ukigai, Toshiyuki; Yamashita, Tatsuji; Yamaki, Osamu;, Assignee: Lion Yushi Kabushiki Kaisha (Tokyo, JP) |
Production of purified vegetable protein
We claim: 1. An enzyme composition agent adapted to degrade and solubilize polysaccharides in vegetable materials comprising SPS-ase, an enzyme capable of degrading the water soluble polysaccharide wh... Read More
Inventors: Alder-Nissen, Jens L.; Gurtler, Henrick; Jensen, Georg W.; Olsen, Hans A. S.; Riisgaard, Steen; Schulein, Martin;, Assignee: Novo Industri A/S (DK) |
Process for the preparation of unsaturated acids from unsaturated aldehydes
We claim: 1. In the process for the production of acrylic acid and methacrylic acid by the oxidation of acrolein and methacrolein respectively, with molecular oxygen in the vapor phase at a reaction t... Read More
Inventors: White, James F.; Shaw, Wilfrid G.; Applequist, Michael D.;, Assignee: The Standard Oil Company (Ohio) (Cleveland, OH) |
Method for purifying microbial polysaccharides
What is claimed is: 1. A method for removing bacterial cells from an aqueous mixture comprising a polysaccharide produced by bacterial fermentation which comprises the steps of killing said bacterial ... Read More
Inventors: Schroeck, Calvin William;, Assignee: The Lubrizol Corporation (Wickliffe, OH) |
Molecular Biology 
