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:
Nov. 22, 1983
Filed:
May. 08, 1981
Applicant:
Inventors:
Susumu Aoki, Yokohama, JP;
Hiroshi Asaumi, Kamakura, JP;
Shigeo Take, Ayase, JP;
Masazumi Akase, Yokohama, JP;
Assignee:
Nippon Asbestos Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21B / ;
U.S. Cl.
CPC ...
29132 ;
Abstract
This invention relates to a disk roll characterized in that the flaky vermiculite particles obtained by pulverizing the expanded vermiculite, which may be optionally mixed with a fiber material, are dispersed in water and filtered to form a thin sheet as a starting material for disk roll.