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:
Apr. 19, 1977
Filed:
Oct. 19, 1973
Applicant:
Inventors:
Roy E Wright, Oakland, CA (US);
Howard C Ross, City of Commerce, CA (US);
Assignee:
Philadelphia Quartz Company, Valley Forge, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; C11D / ; C23G / ;
U.S. Cl.
CPC ...
134 19 ; 252 86 ; 252 87 ; 252135 ; 252140 ;
Abstract
A fluxing process for removing inorganic deposits from equipment used to produce base metals from ores by inclusion of alkali metal silicates, preferably as liquids or hydrates, as at least 10% of the fluxing agent, thereby improving effectiveness of the fluxing process.