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:
Jul. 01, 1980
Filed:
Oct. 22, 1975
Applicant:
Inventor:
James W Seidenberger, Bethlehem, PA (US);
Assignee:
J. T. Baker Chemical Company, Phillipsburg, NJ (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B / ;
U.S. Cl.
CPC ...
134-7 ; 34DI / ; 134 27 ; 252 88 ; 252189 ; 252192 ; 2522595 ;
Abstract
A spill of hydrofluoric acid is controlled and cleaned up by being treated with a composition comprising an aqueous solution of calcium acetate and applying to the resulting precipitate an activated composition of powdered magnesia and an appropriate normally solid pH indicator.