US3555819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Baffle structure and flow distributor for a degassing apparatus
Assignee: Individual
•
Filing: 1968-05-17
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Granted: 1971-01-19
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Expires: 1988-05-17
Abstract
Abstract AN APPARATUS FOR USE IN THE DEGASSIFICATION OF DRILLING MUD INCLUDING A VACUUM TANK HAVING A NEW AND IMPROVED BAFFLE ARRANGEMENT COMPRISED OF A PAIR OF BAFFLE MEANS ON OPPOSED SIDES OF AN ELONGATED MUD OVERFLOW CONTAINERS, EACH OF SAID BAFFLE MEANS BEING COMPRISED OF A PLURALITY OF BAFFLE LAYERS, SAID LAYERS BEING MADE UP OF INDIVIDUAL BAFFLE PLATES EXTENDING TRANSVERSELY OF SAID ELONGATED CONTAINER AND BEING SPACED LONGITUDINALLY OF SAID CONTAINER.
Inventors
- 👤 Gerald E Burnham Sr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:01
CPC Classifications
B; B01; B01D; B01D19/00; B01D19/0042; E; E21; E21B; E21B21/00; E21B21/06; E21B21/063; E21B21/067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |