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. 29, 1983
Filed:
Sep. 01, 1982
Applicant:
Inventors:
Farrokh Yaghmaie, Wappingers Falls, NY (US);
Ronald J McKeon, Beacon, NY (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L / ;
U.S. Cl.
CPC ...
44 51 ;
Abstract
A coal-water slurry having a high solids content and improved pumpability containing a viscosity improving amine additive from the group consisting of substituted 3-amino carboxylic acids, dialkanol alkyl amines or diamines is provided as well as a method of preparation.