Field hand pump for use in the measuring of properties of drilling mud, or the like
Granted 27 Sep 1983 · no office action yet
Current assignee: M I Drilling Fluids UK (M-I L.L.C.) · originally Halliburton Company
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Inventors: David E. Cain · Examiner: Bernard Ansher · AU 291 · TC 2900
Life of the patent
2 dated eventsDescription
1 parts›FIG. 1 is a side elevation of a…
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.
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