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:
Feb. 20, 2001
Filed:
Nov. 30, 1999
Applicant:
Inventors:
Jeffrey B. Hoke, North Brunswick, NJ (US);
Ronald M. Heck, Frenchtown, NJ (US);
Fred M. Allen, Princeton Junction, NJ (US);
Assignee:
Engelhard Corporation, Iselin, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 1/300 ; C07C 1/124 ; C10K 1/34 ; F28R 1/900 ; B01D 5/000 ;
U.S. Cl.
CPC ...
C01B 1/300 ; C07C 1/124 ; C10K 1/34 ; F28R 1/900 ; B01D 5/000 ;
Abstract
Method for treating atmospheric pollutants by contacting the atmosphere with a catalyst composition or adsorptive material coated on the surface of a substrate in which the catalyst composition or adsorptive material is protected from degradation by harmful contaminants contained in the atmosphere by a coating of at least one porous protective material and a device useful therefor.