The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 03, 1984
Filed:
Feb. 17, 1981
Applicant:
Inventors:
Terry L Rosenstiel, Mount Prospect, IL (US);
Allen A Debus, Northbrook, IL (US);
Assignee:
United States Gypsum Company, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
252628 ; 106116 ;
Abstract
A method of disposing of wastes, especially wastes containing radioactive or toxic substances, such as the wastes generated in the water associated with nuclear power production is described. A feature of the invention is to incorporate the waste into a hardenable setting mass when mixed with water, comprising calcium sulfate hemihydrate, water soluble melamine formaldehyde resin which when cured is hydrophobic, and a cross-linking agent for curing the resin.