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:
Jun. 02, 1987
Filed:
Jan. 27, 1986
Applicant:
Inventors:
Peter A Thomas, Lafayette, NJ (US);
Doug B Dewitt-Dick, Lake Mohawk, NJ (US);
Assignee:
Drew Chemical Corporation, Boonton, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423242 ; 252 82 ;
Abstract
A method for minimizing calcium scale deposits in wet slurry flue gas desulfurization systems by introducing into the slurry a 50:50 diisobutylene-maleic anhydride copolymer of an average molecular weight of 11000.