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:
Mar. 15, 1977
Filed:
Nov. 07, 1975
Applicant:
Inventor:
John J Howarth, Monte Sereno, CA (US);
Assignee:
Measurex Corporation, Cupertino, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; D21C / ;
U.S. Cl.
CPC ...
2323 / ; 2325 / ; 162 49 ;
Abstract
A titration apparatus and method therefor for determining the available alkali in a Kamyr or batch digester includes a sample vessel and a reference vessel suspended within the system itself in either the digester or associated pipelines. Carbon dioxide is used as a titrant and the end point is determined by a computer monitoring conductivity.