USD271570SExpiredUtility

High temperature, high pressure filter press for testing drilling fluids or similar apparatus

67
Assignee: HALLIBURTON COPriority: Aug 6, 1981Filed: Aug 6, 1981Granted: Nov 29, 1983
Est. expiryAug 6, 2001(expired)· nominal 20-yr term from priority
Inventors:David Cain
67
PatentIndex Score
10
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a high temperature, high pressure filter press for the testing of drilling fluids or similar apparatus, substantially as shown and described.

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