Bag filter vessel

- H-Tech, Inc.
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Description

FIG. 1 is a perspective view of a bag filter vessel showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view, the left side being a mirror image of FIG. 4;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D136961 January 1944 Siemers
D188688 August 1960 Sicard
D220263 March 1971 Hughes
D221850 September 1971 Anderson
D317040 May 21, 1991 Petrucci et al.
D320640 October 8, 1991 Goodwin
D321394 November 5, 1991 Petrucci et al.
D361823 August 29, 1995 Layton et al.
3931015 January 6, 1976 Jenkins
4253959 March 3, 1981 Tafara
4356791 November 2, 1982 Ward et al.
4637879 January 20, 1987 Hartley
4683057 July 28, 1987 Krause et al.
Patent History
Patent number: D377825
Type: Grant
Filed: Oct 27, 1995
Date of Patent: Feb 4, 1997
Assignee: H-Tech, Inc. (Wilmington, DE)
Inventors: Walter Booth (East Hanover, NJ), Alan R. Levin (Somerville, NJ)
Primary Examiner: A. Hugo Word
Assistant Examiner: Robin V. Taylor
Law Firm: Selitto & Associates
Application Number: 0/45,749
Classifications
Current U.S. Class: Filter Or Strainer (2) (D23/209)