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.

Date of Patent:
Feb. 05, 1980

Filed:

Oct. 06, 1977
Applicant:
Inventors:

Hirozumi Shimizu, Amagasaki, JP;

Taizo Igarashi, Amagasaki, JP;

Takaharu Ishizaki, Amagasaki, JP;

Toshio Koma, Amagasaki, JP;

Hideki Takahashi, Amagasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L / ;
U.S. Cl.
CPC ...
44 51 ;
Abstract

Coal dispersing oil compositions containing 10-90% by weight of a petroleum oil, 10-90% by weight of coal powders and 0.01-5% by weight of at least one surface active agent selected from phosphoric esters, salts of phosphoric esters, organic sulfonic acids, salts of organic sulfonic acids, sulfuric esters and salts of sulfuric esters.


Find Patent Forward Citations

Loading…