US3286510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drilling mud test apparatus and process
Assignee: Phillips Petroleum Co
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Filing: 1964-05-18
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Granted: 1966-11-22
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Expires: 1984-05-18
Abstract
No abstract record available.
Inventors
- 👤 Harry W Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:21
CPC Classifications
G; G01; G01N; G01N33/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A DRILLING MUD TESTING APPARATUS COMPRISING IN COMBINATION: (A) A MUD RESERVOIR HAVING A MUD INLET AND A MUD OUTLET; (B) FILTERING MEANS FOR DETERMINING RATE OF WATER LOSS FROM SAID MUD HAVING A MUD INLET, A MUD OUTLET, AND A FILTRATE OUTLET; (C) CONDUIT MEANS CONNECTING THE MUD OUTLET OF THE RESERVOIR OF (A) WITH THE MUD INLET OF THE FILTERING MEANS OF (B); (D) A HIGH PRESSURE PUMP IN THE CONDUIT MEANS OF (C) FOR SUPPLYING HIGH PRESSURE MUD TO THE FILTERING MEANS OF (B); (E) A HEATER IN THE CONDUIT MEANS OF (C) DOWNSTREAM OF THE PUMP OF (D) FOR HEATING THE MUD FLOWING THRU THE CONDUIT MEANS OF (C); (F) A VISCOMETER IN THE CONDUIT MEANS OF (C) DOWNSTREAM OF THE HEATER OF (E), HAVING HEATING MEANS THEREIN; (G) RETURN CONDUIT MEANS CONNECTING THE MUD OUTLET
Claim 2
Dependent Claim
140 words
A DRILLING MUD TESTING APPARATUS COMPRISING IN COMBINATION: (A) A MUD RESERVOIR HAVING A MUD INLET AND A MUD OUTLET; (B) FILTERING MEANS FOR DETERMINING RATE OF WATER LOSS FROM SAID MUD HAVING A MUD INLET, A MUD OUTLET, AND A FILTRATE OUTLET; (C) CONDUIT MEANS CONNECTING THE MUD OUTLET OF THE RESERVOIR OF (A) WITH THE MUD INLET OF THE FILTERING MEANS OF (B); (D) A HIGH PRESSURE PUMP IN THE CONDUIT MEANS OF (C) FOR SUPPLYING HIGH PRESSURE MUD TO THE FILTERING MEANS OF (B); (E) A HEATER IN THE CONDUIT MEANS OF (C) DOWNSTREAM OF THE PUMP OF (D) FOR HEATING THE MUD FLOWING THRU THE CONDUIT MEANS OF (C); (F) A VISCOMETER IN THE CONDUIT MEANS OF (C) DOWNSTREAM OF THE HEATER OF (E), HAVING HEATING MEANS THEREIN; (G) RETURN CONDUIT MEANS CONNECTING THE MUD OUTLET
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |