US2733135A
Expired / Lapsed
US
⏱️ 0.0 years remaining
huckabay
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:31
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/60; G01N30/6052; G01N30/6004; G01N30/603; G01N33/00; G01N33/24; Y; Y10; Y10T; Y10T436/00; Y10T436/25; Y10T436/25375; Y10T436/255
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
216 words
IN A GEOCHEMICAL EXPLORATION METHOD WHEREIN EARTH SAMPLES ARE COLLECTED FROM AN EXPLORATION ZONE AND ANALYZED FOR A DESIRED PARAFFIN HYDROCARBON PORTION, ANOMALIES OF WHICH ARE SIGNIFICANT WITH RESPECT TO THE PROXIMITY OF AN UNDERGROUND PETROLEUM HYDROCARBON RESERVOIR, THE STEPS WHICH COMPRISES COLLECTING EARTH SAMPLES FROM AN EXPLORATION ZONE, EXTRACTING EACH OF SAID EARTH SAMPLES WITH CARBON TETRACHLORIDE, REMOVING SAID CARBON TETRACHLORIDE FROM EACH OF SAID RESULTING SOLUTIONS OF EXTRACT, DISSOLVING EACH OF THE RESULTING RESIDUES IN AT LEAST TEN TIMES THEIR VOLUME OF A SOLVENT WHICH IS MORE ADSORBABLE ON SOLID SURFACE ACTIVE MATERIAL THAN A DESIRED PAAFFIN HYDROCARBON PORTION OF THE CONSTITUENTS OF SAID EARTH SAMPLES BUT LESS ADSORBABLE ON SAID SURFACE ACTIVE MATERIAL THAN THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES PASSING EACH OF THE RESULTING SOLUTIONS THROUGH SOLID SURFACE ACTIVE MATERIAL WHEREBY SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES ARE SEPARATED FROM THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES BY ADSORPTION ON SAID SURFACE ACTIVE MATERIAL OF THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES, RECOVERING EACH OF SAID SOLUTIONS CONTAINING SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES PASSED THROUGH SAID SURFACE ACTIVE MATERIAL, AND ANALYZING EACH OF SAID SOLUTIONS FOR SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES.
Claim 2
Dependent Claim
216 words
IN A GEOCHEMICAL EXPLORATION METHOD WHEREIN EARTH SAMPLES ARE COLLECTED FROM AN EXPLORATION ZONE AND ANALYZED FOR A DESIRED PARAFFIN HYDROCARBON PORTION, ANOMALIES OF WHICH ARE SIGNIFICANT WITH RESPECT TO THE PROXIMITY OF AN UNDERGROUND PETROLEUM HYDROCARBON RESERVOIR, THE STEPS WHICH COMPRISES COLLECTING EARTH SAMPLES FROM AN EXPLORATION ZONE, EXTRACTING EACH OF SAID EARTH SAMPLES WITH CARBON TETRACHLORIDE, REMOVING SAID CARBON TETRACHLORIDE FROM EACH OF SAID RESULTING SOLUTIONS OF EXTRACT, DISSOLVING EACH OF THE RESULTING RESIDUES IN AT LEAST TEN TIMES THEIR VOLUME OF A SOLVENT WHICH IS MORE ADSORBABLE ON SOLID SURFACE ACTIVE MATERIAL THAN A DESIRED PAAFFIN HYDROCARBON PORTION OF THE CONSTITUENTS OF SAID EARTH SAMPLES BUT LESS ADSORBABLE ON SAID SURFACE ACTIVE MATERIAL THAN THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES PASSING EACH OF THE RESULTING SOLUTIONS THROUGH SOLID SURFACE ACTIVE MATERIAL WHEREBY SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES ARE SEPARATED FROM THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES BY ADSORPTION ON SAID SURFACE ACTIVE MATERIAL OF THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES, RECOVERING EACH OF SAID SOLUTIONS CONTAINING SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES PASSED THROUGH SAID SURFACE ACTIVE MATERIAL, AND ANALYZING EACH OF SAID SOLUTIONS FOR SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES.
References Cited (Backward Citations)
US1514113A
Cited
US2095056A
Cited
US2192525A
Cited
US2343772A
Cited
US2324085A
Cited
US2320577A
Cited
US2330717A
Cited
US2367664A
Cited
US2403631A
Cited
US2398101A
Cited
US2442191A
Cited
US2441572A
Cited
US2500213A
Cited
US2425535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |