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:
Apr. 03, 1984
Filed:
May. 25, 1979
Applicant:
Inventors:
Douglas E Mather, Whitehaven, GB;
Edward T Messenger, Workington, GB;
Brinley M Phillips, Whitehaven, GB;
Assignee:
Albright & Wilson Limited, Warley, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F / ; C11D / ;
U.S. Cl.
CPC ...
252356 ; 252542 ; 252546 ; 252D / ; 252D / ;
Abstract
Aqueous surfactant mixtures comprising a first amphoteric surfactant and at least one non-ionic surfactant and/or at least one amphoteric surfactant non-homologous with the first amphoteric surfactant, are obtained at a concentration substantially higher than previously obtainable by preparing them in the presence of sufficient water to form a 'G' phase.