Patent US3316172A successfully refreshed from Google Patents.
US3316172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removing water from brine
Assignee: Texaco Inc
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Filing: 1963-09-16
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Granted: 1967-04-25
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Expires: 1983-09-16
Abstract
No abstract record available.
Inventors
- 👤 Howard V Hess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:54
CPC Classifications
C; C01; C01D; C01D3/00; C01D3/04; C01D3/06; C02; C02F; C02F1/00; C02F1/26; C02F1/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A PROCESS FOR EXTRACTING WATER FROM BRINE COMPRISING BRINGING INTO CONTACT WITH ONE ANOTHER IN AN EXTRACTION ZONE HOT BRINE AND A HOT HYDROCARBON LIQUID CONSISTING ESSENTIALLY OF HYDROCARBONS CONTAINING NOT LESS THAN 6 AND NOT MORE THAN 30 CARBON ATOMS PER MOLECULE CHARACTERIZED BY THE ABILITY TO EXTRACT MORE WATER AT A HIGH TEMPERATURE THAN AT A LOWER TEMPERATURE THEREBY EXTRACTING WATER INTO SAID HYDROCARBON LIQUID AND FORMING A COMPLEX THEREWITH, REMOVING SAID COMPLEX FROM CONTACT WITH RESIDUAL BRINE, COOLING SAID COMPLEX TO FORM A WATER PHASE AND HYDROCARBON PHASE, AND SEPARATING SAID WATER PHASE FROM SAID HYDROCARBON PHASE.
Claim 2
Dependent Claim
100 words
A PROCESS FOR EXTRACTING WATER FROM BRINE COMPRISING BRINGING INTO CONTACT WITH ONE ANOTHER IN AN EXTRACTION ZONE HOT BRINE AND A HOT HYDROCARBON LIQUID CONSISTING ESSENTIALLY OF HYDROCARBONS CONTAINING NOT LESS THAN 6 AND NOT MORE THAN 30 CARBON ATOMS PER MOLECULE CHARACTERIZED BY THE ABILITY TO EXTRACT MORE WATER AT A HIGH TEMPERATURE THAN AT A LOWER TEMPERATURE THEREBY EXTRACTING WATER INTO SAID HYDROCARBON LIQUID AND FORMING A COMPLEX THEREWITH, REMOVING SAID COMPLEX FROM CONTACT WITH RESIDUAL BRINE, COOLING SAID COMPLEX TO FORM A WATER PHASE AND HYDROCARBON PHASE, AND SEPARATING SAID WATER PHASE FROM SAID HYDROCARBON PHASE.
References Cited (Backward Citations)
US2298791A
Cited
US2967825A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |