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:
Dec. 22, 1981
Applicant:
Inventors:
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ; C10G / ;
U.S. Cl.
CPC ...
208188 ; 208 13 ; 210708 ; 210713 ; 210725 ; 210727 ; 210728 ;
Abstract
A process for dewatering petroleum-containing sludges by a two-stage method using finely divided additives and organic flocculants, wherein
Sander, Bruno. (1983). Dewatering of petroleum-containing sludges with recovery of the oil (U.S. Patent No. 4417976). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4417976
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile