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:
Oct. 04, 1977
Filed:
Jun. 25, 1976
Applicant:
Inventor:
Marcel Robert Lefevre, Bernardsville, NJ (US);
Assignee:
Research-Cottrell, Inc., Bound Brook, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01F / ;
U.S. Cl.
CPC ...
261112 ; 261D / ;
Abstract
A modular gas and liquid contact member is formed of a plurality of extended surface sheet members with means associated with at least the peripheral margins thereof warping the sheets and maintaining the sheets in an undulated array. In a preferred form of the invention, the means for warping and maintaining the sheet members in the undulated array comprises a plurality of through bolts and spacers of varying lengths threaded on the through bolts and contacting opposed surfaces of adjacent sheet members.