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:
Jan. 01, 2013
Filed:
May. 02, 2007
Applicants:
Antoine Schelling, Geneva, CH;
Kurt Hans Wyss, Chavannes De Bogis, CH;
Glen E. Simmonds, Avondale, PA (US);
Anil Kohli, Midlothian, VA (US);
Inventors:
Antoine Schelling, Geneva, CH;
Kurt Hans Wyss, Chavannes De Bogis, CH;
Glen E. Simmonds, Avondale, PA (US);
Anil Kohli, Midlothian, VA (US);
Assignee:
E I du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A bag filter having a support structure clothed in a filter bag. The cloth of the filter bag is a composite of at least one substrate layer and at least one nanoweb bonded thereto in a face-to-face relationship. The nanoweb is positioned at the surface of the filter bag first exposed to the hot particle laden gas stream and can have a basis weight of greater than about 2 gsm.