US3080482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation detector
Assignee: Individual
•
Filing: 1959-10-16
•
Granted: 1963-03-05
•
Expires: 1979-10-16
Abstract
No abstract record available.
Inventors
- 👤 Serge A Scherbatskoy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:02
CPC Classifications
G; G01; G01V; G01V5/00; G01V5/04; G01V5/08; G01V5/10; G01V5/101
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN AN APPARATUS FOR RADIOLOGICAL LOGGING OF BORE HOLES, A HOUSING ADAPTED TO BE LOWERED INTO A BORE HOLE, SAID HOUSING COMPRISING A SOURCE OF NEUTRONS ARRANGED TO RADIATE NEUTRONS INTO THE FORMATIONS SURROUNDING SAID BORE HOLE WHEREBY GAMMA RAYS ARE EMITTED AS A RESULT OF INTERACTION OF SAID NEUTRONS WITH SAID FORMATIONS, TWO GAMMA RAY COUNTERS, EACH OF SAID COUNTERS ADAPTED TO PRODUCE AN ELECTRICAL IMPULSE IN RESPONSE TO A GAMMA RAY, A DELAY NETWORK CONNECTED TO THE OUTPUT OF ONE OF SAID COUNTERS FOR DELAYING THE IMPULSES DERIVED FROM SAID OUTPUT BY A DETERMINED TIME INTERVAL, A COINCIDENCE NETWORK RESPONSIVE TO SAID DELAYED IMPULSES AND TO THE IMPULSES DERIVED FROM SAID OTHER COUNTER FOR PRODUCING A SIGNAL WHENEVER SAID IMPULSES OCCUR IN COINCIDENCE, MEANS FOR LOWERING SAID HOUSING, MEANS FOR DETERMINING
Claim 2
Dependent Claim
133 words
IN AN APPARATUS FOR RADIOLOGICAL LOGGING OF BORE HOLES, A HOUSING ADAPTED TO BE LOWERED INTO A BORE HOLE, SAID HOUSING COMPRISING A SOURCE OF NEUTRONS ARRANGED TO RADIATE NEUTRONS INTO THE FORMATIONS SURROUNDING SAID BORE HOLE WHEREBY GAMMA RAYS ARE EMITTED AS A RESULT OF INTERACTION OF SAID NEUTRONS WITH SAID FORMATIONS, TWO GAMMA RAY COUNTERS, EACH OF SAID COUNTERS ADAPTED TO PRODUCE AN ELECTRICAL IMPULSE IN RESPONSE TO A GAMMA RAY, A DELAY NETWORK CONNECTED TO THE OUTPUT OF ONE OF SAID COUNTERS FOR DELAYING THE IMPULSES DERIVED FROM SAID OUTPUT BY A DETERMINED TIME INTERVAL, A COINCIDENCE NETWORK RESPONSIVE TO SAID DELAYED IMPULSES AND TO THE IMPULSES DERIVED FROM SAID OTHER COUNTER FOR PRODUCING A SIGNAL WHENEVER SAID IMPULSES OCCUR IN COINCIDENCE, MEANS FOR LOWERING SAID HOUSING, MEANS FOR DETERMINING
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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |