Hydraulic filter press for pressing liquid from a drilling mud or the like
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Description
FIG. 1 is a front elevation of a hydraulic filter press for pressing liquid from a drilling mud, showing my new design; and
FIG. 2 is a right-side elevation thereof.
Referenced Cited
U.S. Patent Documents
Other references
| D166330 | April 1952 | Matasovic |
| D180685 | July 1957 | Edelmann |
| D231389 | April 1974 | Milani |
| D263568 | March 30, 1982 | Sadler |
| D264444 | May 18, 1982 | Muchenberger et al. |
| 316048 | April 1885 | Mayo |
| 978265 | December 1910 | Barnett |
| 2084439 | June 1937 | Hamer |
| 2451390 | October 1948 | Humphreys |
| 2866455 | December 1958 | De La Torre |
| 3747415 | July 1973 | Nickles et al. |
| 3898010 | August 1975 | Jungbluth et al. |
| 4154543 | May 15, 1979 | Moewe et al. |
| 4299118 | November 10, 1981 | Gau et al. |
- "Applied Mud Technology", Brochure of IMCO Services, 1978, at pp. 2-4 thereof.
Patent History
Patent number: D274227
Type: Grant
Filed: Mar 9, 1981
Date of Patent: Jun 12, 1984
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: 6/242,124
Type: Grant
Filed: Mar 9, 1981
Date of Patent: Jun 12, 1984
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: 6/242,124
Classifications
