Patent US3272168A successfully refreshed from Google Patents.
US3272168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine drive system
Assignee: ConocoPhillips Co
•
Filing: 1964-06-19
•
Granted: 1966-09-13
•
Expires: 1984-06-19
Abstract
No abstract record available.
Inventors
- 👤 William J Donohue
- 👤 Linde Harold E Vander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:27
CPC Classifications
B; B63; B63H; B63H21/00; B63H21/12; B63H21/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
IN COMBINATION WITH A CRUDE OIL TANKER HAVING A PLURALITY OF COMPARTMENTS THEREIN SEALED FROM ONE ANOTHER AND HAVING A STORAGE TANK THEREIN CONTAINING CRUDE PETROLEUM OIL; A COMPRESSION-IGNITION INTERNAL COMBUSTION ENGINE HAVING FUEL PUMPING MEANS AND FUEL OVERFLOW MEANS THEREON AND BEING LOCATED IN ONE OF SAID COMPARTMENTS; A HOOD FOR COLLECTING GASES EVOLVING ADJACENT THE ENGINE AND PREVENTING THE ESCAPE OF SAID GASES INTO THE COMPARTMENT CONTAINING THE ENGINE; A TRANSFER PUMPING MEANS CONNECTED TO THE STORAGE TANK AND THE FUEL PUMPING MEANS ON THE ENGINE FOR TRANSFERRING SAID CRUDE TO THE ENGINE, SAID TRANSFER PUMPING MEANS BEING LOCATED IN A SECOND SAID COMPARTMENTS; A CENTRIFUGE INTERPOSED IN THE CONNECTION OF THE TRANSFER PUMPING MEANS TO THE ENGINE FUEL PUMPING MEANS FOR REMOVING FOREIGN MATTER FROM SAID CRUDE, SAID CENTRIFUGE BEING LOCATED IN A SECOND OF SAID COMPARTMENTS; A SLUDGE TANK COMMUNICATING WITH SAID CENTRIFUGE; AND MEANS FOR MAINTAINING SAID SECOND OF SAID COMPARTMENTS ABOVE ATMOSPHERIC PRESSURE.
Claim 2
Dependent Claim
159 words
IN COMBINATION WITH A CRUDE OIL TANKER HAVING A PLURALITY OF COMPARTMENTS THEREIN SEALED FROM ONE ANOTHER AND HAVING A STORAGE TANK THEREIN CONTAINING CRUDE PETROLEUM OIL; A COMPRESSION-IGNITION INTERNAL COMBUSTION ENGINE HAVING FUEL PUMPING MEANS AND FUEL OVERFLOW MEANS THEREON AND BEING LOCATED IN ONE OF SAID COMPARTMENTS; A HOOD FOR COLLECTING GASES EVOLVING ADJACENT THE ENGINE AND PREVENTING THE ESCAPE OF SAID GASES INTO THE COMPARTMENT CONTAINING THE ENGINE; A TRANSFER PUMPING MEANS CONNECTED TO THE STORAGE TANK AND THE FUEL PUMPING MEANS ON THE ENGINE FOR TRANSFERRING SAID CRUDE TO THE ENGINE, SAID TRANSFER PUMPING MEANS BEING LOCATED IN A SECOND SAID COMPARTMENTS; A CENTRIFUGE INTERPOSED IN THE CONNECTION OF THE TRANSFER PUMPING MEANS TO THE ENGINE FUEL PUMPING MEANS FOR REMOVING FOREIGN MATTER FROM SAID CRUDE, SAID CENTRIFUGE BEING LOCATED IN A SECOND OF SAID COMPARTMENTS; A SLUDGE TANK COMMUNICATING WITH SAID CENTRIFUGE; AND MEANS FOR MAINTAINING SAID SECOND OF SAID COMPARTMENTS ABOVE ATMOSPHERIC PRESSURE.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |