JOHN B MATTHEW
Engineering in East Haddam, CT
License number
Massachusetts 28829
Issued Date
Jul 25, 1977
Expiration Date
Jun 30, 2018
Type
Mechanical Engineer
Address
Address
East Haddam, CT 06423
Professional information
Method Of Diagnosing And Controlling A Grinding Mill For Paper And The Like
US Patent:
6955309, Oct 18, 2005
Filed:
Mar 12, 2002
Appl. No.:
10/471251
Inventors:
John B. Matthew - East Haddam CT, US
Eileen Joy - Armonk NY, US
David Robinson - Chester NY, US
Eileen Joy - Armonk NY, US
David Robinson - Chester NY, US
Assignee:
Norwalk Industrial Components, LLC - Manchester CT
International Classification:
B02C025/00
US Classification:
241 30, 2412612
Abstract:
This invention relates to a method of diagnosing or controlling a grinding mill for paper pulp, wood chips, or other fibrous materials, by measuring the incremental change in power related to an incremental change in the gap, and using the ratio of the two differences, together with the measure of applied power, as the diagnostic or control parameter.