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:
May. 02, 1989
Filed:
Jun. 24, 1987
Applicant:
Inventors:
Stephen R Ely, Naperville, IL (US);
George P Olsen, Naperville, IL (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210603 ; 210607 ; 210612 ; 210614 ; 210631 ;
Abstract
A method and apparatus for an anaerobic process to reduce caustic requirements and to facilitate dissolution of organic acid having limited solubility by combining effluent from an anaerobic reactor having dissolved carbon dioxide with fresh feed containing the organic acid and stripping the carbon dioxide from the mixture to raise the pH.