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:
May. 19, 1998
Filed:
Sep. 27, 1996
Applicant:
Inventor:
Jacob Block, Rockville, MD (US);
Assignee:
W. R. Grace & Co. -Conn., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B09B / ;
U.S. Cl.
CPC ...
106699 ; 106 1405 ; 106625 ; 106716 ; 106717 ; 106772 ; 106734 ; 106815 ; 106 1812 ; 106 1814 ; 4231671 ; 428688 ; 428703 ; 588242 ; 588254 ; 588901 ; 427427 ;
Abstract
A composition for transforming a chrysotile asbestos-containing material into a non-asbestos material is disclosed, wherein the composition comprises water, at least about 30% by weight of a hexafluorosilicate salt, and free of or having only small amounts of an inorganic acid, an inorganic acid salt or a mixture thereof. A method of transforming the asbestos-containing material into a non-asbestos material using the present composition also is disclosed.