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:
Aug. 17, 1993
Filed:
Oct. 24, 1991
Applicant:
Inventor:
Wallace I Yuan, Irvine, CA (US);
Assignee:
Athens Corp., Oceanside, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
202153 ; 202158 ; 202176 ; 202181 ; 202202 ; 202234 ; 202235 ; 203-1 ; 203-3 ; 203 39 ; 203D / ; 203D / ; 210 961 ; 210114 ;
Abstract
The invention relates to a distillation method and an apparatus for the concentration and purification of water-containing liquid chemicals. The distillation is performed using constant, predetermined distillation parameters.