Patent US2695743A successfully refreshed from Google Patents.
US2679205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for producing seismic waves
Assignee: Phillips Petroleum Co
•
Filing: 1949-02-18
•
Granted: 1954-05-25
•
Expires: 1969-02-18
Abstract
No abstract record available.
Inventors
- 👤 Raymond G Piety
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:26
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/02; G01V1/04; G01V1/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
93 words
IN A METHOD OF SEISMIC PROSPECTING IN WHICH SEISMIC WAVES ARE GENERATED BY EXPLOSIVE MEANS, TRANSMITTED THROUGH THE EARTH, RECEIVED AND RECORDED, THE IMPROVEMENT COMPRISING THE STEPS OF PRODUCING SAID WAVES BY SUCCESSIVELY GENERATING EXPLOSIVE AMOUNTS OF OXYGEN AND HYDROGEN GASES BY ELECTROLYSIS OF AN ELECTROLYTIC LIQUID IN AN UNDERGROUND ZONE, EXPLODING SAID GASES TO REGENERATE SAID LIQUID AND REPEATING SAID GAS GENERATING AND EXPLODING STEPS, SAID REGENERATED LIQUID BEING ELECTROLYZED DURING THE REPEATED GAS GENERATING STEPS, WHEREBY REPEATED SEISMIC EXPLOSIONS ARE ACHIEVED WITHOUT DESTRUCTION OF THE UNDERGROUND ZONE OR SPURIOUS SIESMIC TREMORS
References Cited (Backward Citations)
US386281A
Cited
US1049735A
Cited
GB189324172A
Cited
US1226732A
Cited
US1627991A
Cited
US1977481A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |