Patent US2961689A successfully refreshed from Google Patents.
Patent US3608630A successfully refreshed from Google Patents.
US3608630A
Expired / Lapsed
US
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Offshore oil production method and apparatus
Assignee: Ocean Systems Inc
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Filing: 1968-12-16
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Granted: 1971-09-28
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Expires: 1988-12-16
Abstract
Abstract Offshore oil production system wherein one or more buoyant enclosures are submerged adjacent the ground and serve as sites for manifolding the oil produced from a plurality of wells. The enclosures contain equipments for separating the gas from the oil. The oil, after separation of gas, is transferred from the enclosures to a common oil storage vessel where it is stored prior to transmission to shore.
Inventors
- 👤 Bruce J Wooden
- 👤 Alan M Bieber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:03
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/34; E21B43/36; E21B43/01; E21B43/017
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
136 words
Offshore oil production apparatus which comprises: a. a submerged buoyant enclosure positioned adjacent the ground and being anchored thereto; b. conduit means communicating the enclosure with at least one oil well for transferring oil from the well into the enclosure; c. well head means in said enclosure connected to said conduit means; d. separation means in the enclosure for separating gas from the oil flowing thereinto; e. means for introducing said separated gas into said enclosure to displace the water therefrom and maintain same in a substantially dry condition. f. means for flowing the separated oil out of the enclosure for transfer to the shore; g. means for controlling the pressure and oxygen content within the enclosure; and h. means located at the surface for operating, said means defined in (d), (e), (f), (g), and (h).
References Cited (Backward Citations)
US3221816A
Cited
US3353364A
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US3366173A
Cited
US3401746A
Cited
US3391734A
Cited
US3454083A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |