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:
Jul. 16, 1996
Filed:
Mar. 02, 1995
Applicant:
Inventors:
Armando Marcotullio, Milan, IT;
Alberto Di Lullo, Residenza Sirmione, IT;
Luigi Bertero, deceased, late of Milan, IT;
Assignees:
Eniricerche S.p.A., Milan, IT;
AGIP S.p.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
F17D / ;
U.S. Cl.
CPC ...
137 13 ; 252312 ;
Abstract
Process for recovering and moving highly viscous petroleum products as aqueous dispersions in the presence of a sulphonate dispersing agent selected from the sulphonates of alkaline or earth-alkaline metals or ammonium of indene-cumarone sulphonate resins.