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. 18, 2000
Filed:
Sep. 22, 1998
Applicant:
Inventors:
Frank J Petschauer, Mayfield Heights, OH (US);
Richard P Hauser, Ravenna, OH (US);
Frank Rukovena, Tallmadge, OH (US);
Assignee:
Norton Chemical Process Products Corporation, Stow, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F / ;
U.S. Cl.
CPC ...
261113 ; 95213 ; 202158 ;
Abstract
A dual flow mass transfer process is provided which employs a dual flow mass transfer tray having perforations, at least some of which are provided with vapor flow deflectors to deflect the flow of vapor rising through the perforations to give the vapor flow an increased horizontal component.