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:
Nov. 14, 1978
Filed:
Feb. 14, 1966
Applicant:
Inventor:
Sanford C Lyons, Bennington, VT (US);
Assignee:
Yara Engineering Corporation, Elizabeth, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09C / ; C09C / ;
U.S. Cl.
CPC ...
106291 ; 106 72 ; 1062 / ; 241-1 ; 423328 ;
Abstract
Delamination of the coarse fraction of washed secondary kaolin clay results in a product that is brighter than the starting material, has a degree of whiteness rivalling that of imported English clays, and is composed chiefly of platy particles of various sizes.