US3300754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing impedance logs using seismographic techniques
Assignee: ConocoPhillips Co
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Filing: 1963-11-20
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Granted: 1967-01-24
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Expires: 1983-11-20
Abstract
No abstract record available.
Inventors
- 👤 Milford R Lee
- 👤 Kenneth H Waters
- 👤 Billy J Heath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:50
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/003; G01V1/005; G01V1/28; G01V1/30; G01V1/306; G06; G06G; G06G7/00; G06G7/12; G06G7/19; G06G7/1914
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A METHOD FOR DETERMINING THE LITHOLOGICAL GEOMETRY OF THE EARTH COMPRISING THE STEPS OF: INDUCING SEISMIC ENERGY IN THE EARTH HAVING A PLURALITY OF FREQUENCY COMPONENTS OF PREDETERMINED AMPLITUDE AND PREDETERMINED PHASE RELATIONSHIP; DETECTING THE SEISMIC ENERGY REFLECTIONS AND RECORDING THE REFLECTIONS WITH RESPECT TO TIME; ESTABLISHING ZERO RELATIVE PHASE BETWEEN THE FREQUENCY COMPONENTS OF THE REFLECTED SEISMIC ENERGY; AND, ESTABLISHING THE RELATIVE AMPLITUDES OF THE FREQUENCY COMPONENTS SUCH THAT ANY TWO RELATED OCTAVES HAVE SUBSTANTIALLY THE SAME SPECTRAL POWER.
Claim 2
Independent Claim
80 words
A METHOD FOR DETERMINING THE LITHOLOGICAL GEOMETRY OF THE EARTH COMPRISING THE STEPS OF: INDUCING SEISMIC ENERGY IN THE EARTH HAVING A PLURALITY OF FREQUENCY COMPONENTS OF PREDETERMINED AMPLITUDE AND PREDETERMINED PHASE RELATIONSHIP; DETECTING THE SEISMIC ENERGY REFLECTIONS AND RECORDING THE REFLECTIONS WITH RESPECT TO TIME; ESTABLISHING ZERO RELATIVE PHASE BETWEEN THE FREQUENCY COMPONENTS OF THE REFLECTED SEISMIC ENERGY; AND, ESTABLISHING THE RELATIVE AMPLITUDES OF THE FREQUENCY COMPONENTS SUCH THAT ANY TWO RELATED OCTAVES HAVE SUBSTANTIALLY THE SAME SPECTRAL POWER.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |