Fluid storage tank for use on oil rigs

Description

FIG. 1 is a perspective view of a fluid storage tank for oil rigs showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D277977 March 12, 1985 Lang
D278457 April 16, 1985 Schroder et al.
D298273 October 25, 1988 Cobb
3814290 June 1974 Gerhard
4065022 December 27, 1977 Cainaud
Patent History
Patent number: D320055
Type: Grant
Filed: Apr 11, 1990
Date of Patent: Sep 17, 1991
Assignee: Pro-Log, Inc. (Youngsville, LA)
Inventors: Thomas R. Parker (New Iberia, LA), Webster J. Delcambre (New Iberia, LA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Law Firm: Pravel, Gambrell, Hewitt, Kimball & Krieger
Application Number: 7/507,908
Classifications
Current U.S. Class: Storage Tank (D23/202)