Field hand pump for use in the measuring of properties of drilling mud, or the like

- Halliburton Company
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Description

FIG. 1 is a side elevation of a field hand pump for use in measuring properties of drilling mud, showing my new design;

FIG. 2 is a left end elevation thereof; and

FIG. 3 is a right end elevation thereof.

Referenced Cited
U.S. Patent Documents
D180685 July 1957 Edelmann
D223122 March 1972 King et al.
D231389 April 1974 Milani
D263568 March 30, 1982 Sadler
D264444 May 18, 1982 Muchenberger et al.
4240286 December 23, 1980 Bentz
4299118 November 10, 1981 Gau et al.
Patent History
Patent number: D270718
Type: Grant
Filed: Mar 9, 1981
Date of Patent: Sep 27, 1983
Assignee: Halliburton Company (Duncan, OK)
Inventor: David E. Cain (Houston, TX)
Primary Examiner: Bernard Ansher
Attorneys: Lucian Wayne Beavers, James R. Duzan, Thomas R. Weaver
Application Number: 6/242,134
Classifications
Current U.S. Class: Element Or Attachment (4) (D10/94); Weight, Force Or Density (D10/83); Pump Or Compressor (D15/7)
International Classification: D1004;