US3095263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and composition for inhibiting evaporation of water
Assignee: Texaco Inc
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Filing: 1961-12-27
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Granted: 1963-06-25
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Expires: 1981-12-27
Abstract
No abstract record available.
Inventors
- 👤 George W Eckert
- 👤 Kenneth M Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:01
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A METHOD FOR INHIBITING THE EVAPORATION OF WATER WHICH COMPRISES CONTACTING WITH THE WATER OF A SOLUTION CONSISTING ESSENTIALLY OF WAX SELECTED FROM THE GROUP CONSISTING OF PETROLEUM WAX AND NATURAL WAX, SAID WAX HAVING A MELTING POINT OF FROM ABOUT 115*F. TO 300*F.; MINERAL OIL HAVING A BOILING POINT ABOVE 600*F., AN S.U.S. VISCOSITY AT 100*F. OF FROM 40 TO 1,000 AND AN A.P.I. GRAVITY OF BETWEEN 25 AND 34; THE RATIO OF SAID WAX TO SAID OIL RANGING FROM 20:1 TO 1:20; AND A HYDROCARBON HAVING NOT LESS THAN 5 CARBON ATOMS PER MOLECULE AND HAVING A BOILING POINT OF FROM ABOUT 90 TO 700*F.; SAID WAX AND SAID OIL COMPRISING 0.5 TO 25% BY VOLUME OF THE RESULTING SOLUTION; WHEREBY A VAPOR BARRIER FILM IS FORMED ON THE EXPOSED SURFACE OF THE WATER.
Claim 2
Independent Claim
136 words
A METHOD FOR INHIBITING THE EVAPORATION OF WATER WHICH COMPRISES CONTACTING WITH THE WATER OF A SOLUTION CONSISTING ESSENTIALLY OF WAX SELECTED FROM THE GROUP CONSISTING OF PETROLEUM WAX AND NATURAL WAX, SAID WAX HAVING A MELTING POINT OF FROM ABOUT 115*F. TO 300*F.; MINERAL OIL HAVING A BOILING POINT ABOVE 600*F., AN S.U.S. VISCOSITY AT 100*F. OF FROM 40 TO 1,000 AND AN A.P.I. GRAVITY OF BETWEEN 25 AND 34; THE RATIO OF SAID WAX TO SAID OIL RANGING FROM 20:1 TO 1:20; AND A HYDROCARBON HAVING NOT LESS THAN 5 CARBON ATOMS PER MOLECULE AND HAVING A BOILING POINT OF FROM ABOUT 90 TO 700*F.; SAID WAX AND SAID OIL COMPRISING 0.5 TO 25% BY VOLUME OF THE RESULTING SOLUTION; WHEREBY A VAPOR BARRIER FILM IS FORMED ON THE EXPOSED SURFACE OF THE WATER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |