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:
Jul. 14, 1998
Filed:
Jul. 17, 1996
Applicant:
Inventors:
Robert G Smith, Vadnais Heights, MN (US);
Joseph H Eaton, Roseville, MN (US);
Edward M Fischer, White Bear Lake, MN (US);
Larry R Visser, Oakdale, MN (US);
Venecia M Grobelny, San Jose, CA (US);
Kevin D McVicker, Livermore, CA (US);
Assignees:
Minnesota Mining & Manufacturing, St. Paul, MN (US);
Hexcel Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 345 ; 553411 ; 55378 ; 55382 ; 55523 ; 428 344 ; 428 346 ; 428116 ; 428182 ;
Abstract
Fluid permeable filter material comprising a self supporting fluid permeable wall and a fluid permeable filter layer. The self supporting wall comprises ceramic oxide fibers, ceramic oxide particles, and silicate ceramic oxide bonding phase. The filter layer comprises non-woven ceramic oxide fibers and silicate ceramic oxide bonding phase.