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:
Sep. 28, 1976
Filed:
Nov. 04, 1974
Applicant:
Inventors:
Charles A Keisling, Boylston, MA (US);
Leonard B Sand, Holden, MA (US);
Assignee:
Zeochem Corporation, Worcester, MA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ; G01G / ;
U.S. Cl.
CPC ...
2323 / ; 23259 ; 73 1 / ; 177164 ;
Abstract
A test method for determining the amount of zeolite material in a sample comprising heating a weighed portion of the sample to remove adsorbed water, cooling the heated portion, adding a known quantity of water to the portion, noting the resulting temperature rise and correlating the temperature rise to the amount of zeolite material in the sample. The test can be carried out in the field with a kit which includes a weighing device.