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:
Dec. 20, 1988
Filed:
Nov. 20, 1987
Applicant:
Inventors:
James E Nash, Dellwood, MN (US);
Kurt E Heikkila, Circle Pines, MN (US);
Assignee:
Capsule Environmental Engineering, Inc., St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ;
U.S. Cl.
CPC ...
252111 ; 252114 ; 252118 ; 252162 ; 252166 ; 252167 ; 252170 ; 252171 ; 252D / ; 134 40 ; 134 41 ;
Abstract
Removal and/or clean-up of polychlorinated biphenyls (PCBs) from contaminated surfaces with novel compositions of petroleum distillate and wetting agent mixtures.