US3350683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optimum detector type and depth in marine seismic exploration
Assignee: Mobil Oil AS
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Filing: 1966-03-08
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Granted: 1967-10-31
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Expires: 1986-03-08
Abstract
No abstract record available.
Inventors
- 👤 Raymond L Sengbush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:05
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/38; G01V1/3817; G01V1/3826
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
THE METHOD OF MARINE PROSPECTING NEAR THE SURFACE OF A WATER LAYER OVERLAYING A SOFT BOTTOM HAVING A NEGATIVE REFLECTION COEFFICIENT, SAID LAYER OF WATER HAVING A DEPTH SUCH THAT THE TWO-WAY TRAVEL TIME OF SEISMIC ENERGY BETWEEN SAID SURFACE AND SAID BOTTOM IS TW, SAID METHOD COMPRISING: GENERATING SEISMIC ENERGY NEAR SAID SURFACE WHICH WILL PENERATE AND THE REFLECTED FROM SUBSTANCE STRATA, SAID SEISMIC ENERGY ALSO BEING REFLECTED BETWEEN SAID BOTTOM AND SAID SURFACE TO PRODUCE REVERBERATIONS, TOWING A PRESSURE TYPE SEISMIC DETECTOR THROUGH SAID WATER LAYER AT A DEPTH SUCH THAT THE TWO-WAY TRAVEL TIME TP OF SEISMIC BETWEEN SAID SURFACE AND SAID DETECTOR IS GIVEN BY:
Claim 2
Independent Claim
109 words
THE METHOD OF MARINE PROSPECTING NEAR THE SURFACE OF A WATER LAYER OVERLAYING A SOFT BOTTOM HAVING A NEGATIVE REFLECTION COEFFICIENT, SAID LAYER OF WATER HAVING A DEPTH SUCH THAT THE TWO-WAY TRAVEL TIME OF SEISMIC ENERGY BETWEEN SAID SURFACE AND SAID BOTTOM IS TW, SAID METHOD COMPRISING: GENERATING SEISMIC ENERGY NEAR SAID SURFACE WHICH WILL PENERATE AND THE REFLECTED FROM SUBSTANCE STRATA, SAID SEISMIC ENERGY ALSO BEING REFLECTED BETWEEN SAID BOTTOM AND SAID SURFACE TO PRODUCE REVERBERATIONS, TOWING A PRESSURE TYPE SEISMIC DETECTOR THROUGH SAID WATER LAYER AT A DEPTH SUCH THAT THE TWO-WAY TRAVEL TIME TP OF SEISMIC BETWEEN SAID SURFACE AND SAID DETECTOR IS GIVEN BY:
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) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |