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:
Aug. 14, 2001
Filed:
Sep. 10, 1999
Mary Anne Alvin, Pittsburgh, PA (US);
Thomas E. Lippert, Murrysville, PA (US);
Gerald J. Bruck, Murrysville, PA (US);
Eugene E. Smeltzer, Export, PA (US);
Other;
Abstract
A filter assembly (,) for holding a filter element (,) within a hot gas cleanup system pressure vessel is provided, containing: a filter housing (,), said filter housing having a certain axial length and having a peripheral sidewall, said sidewall defining an interior chamber (,); a one piece, all metal, fail-safe/regenerator device (,) within the interior chamber (,) of the filter housing (,) and/or extending beyond the axial length of the filter housing, said device containing an outward extending radial flange (,) within the filter housing for seating an essential seal (,), the device also having heat transfer media (,) disposed inside and screens (,) for particulate removal; one compliant gasket (,) positioned next to and above the outward extending radial flange of the fail-safe/regenerator device; and a porous metallic corrosion resistant superalloy type filter element body welded at the bottom of the metal fail-safe/regenerator device.