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:
Jan. 10, 1984
Filed:
Nov. 19, 1981
Applicant:
Inventors:
Virgil H Cargle, Houston, TX (US);
Wilbur L Bridges, Shepherd, TX (US);
Assignee:
Exxon Research & Engineering Co., Florham Park, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
252 88 ; 252553 ;
Abstract
Abatement of respiratory coal dust is facilitated by water spraying the dusty area with a system having at least about 50 ppm of the combination of a water soluble sulfonic acid salt and a nonionic surfactant having an HLB ranging from 12 to 14.