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:
Aug. 15, 1978
Filed:
Oct. 12, 1976
Applicant:
Inventors:
Karl O Christe, Calabasas, CA (US);
Carl J Shack, Chatsworth, CA (US);
Richard D Wilson, Canoga Park, CA (US);
Assignee:
Rockwell International Corporation, El Segundo, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423276 ; 149119 ; 423351 ;
Abstract
SbF.sub.5 is heated in the presence of an excess of NF.sub.3 and F.sub.2 to 250.degree. C until conversion of the SbF.sub.5 to NF.sub.4 SbF.sub.6 is complete. The NF.sub.4 SbF.sub.6 may be used itself or may be combined, in 0-15 mol % excess, with CsBF.sub.4 in anhydrous HF to produce NF.sub.4 BF.sub.4.