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. 27, 1976
Filed:
Feb. 06, 1973
Applicant:
Inventors:
Kenneth John Holloway, Sandringham, EN;
John Michael Jenkins, Chingford, EN;
George William Taylor, Waltham Abbey, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07f / ;
U.S. Cl.
CPC ...
2604 / ;
Abstract
A process for the preparation of .alpha. normal lead styphnate by reacting at an elevated temperature an aqueous solution containing lead cations with a solution containing styphnate ions in the presence of a mineral acid present in the range about 1 to about 15 grammes of mineral acid to 1 liter of the solution containing the styphnate ions.