US3118735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water analysis
Assignee: Phillips Petroleum Co
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Filing: 1959-06-08
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Granted: 1964-01-21
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Expires: 1979-06-08
Abstract
No abstract record available.
Inventors
- 👤 John A Favre
- 👤 Dan E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:44
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/04; G01N30/06; G01N31/00; G01N31/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A METHOD FOR DETERMING WATER CONTENT OF A FLUID CONTAINING SAID WATER IN A MINOR PROPORTION WHICH COMPRISES CONTACTING SAID FLUID IN A FIRST ZONE WITH A CHEMICAL REACTIVE REAGENT WHICH REACTS WITH ALL OF SAID WATER TO PRODUCE A CORRESPONDING AMOUNT OF ANOTHER CHEMICAL ENTITY SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ACETYLENE AND CARBON DIOXIDE, PASSING THE RESULTING EFFLUENT AS A VAPOR FROM FIRST ZONE INTO THE INLET OF A SECOND ZONE CONTAINING A MATERIAL THAT SELECTIVELY RETARDS PASSAGE THERETHROUGH OF THE CONSTITUENTS OF SAID EFFLUENT TO THUS PERMIT SAID ANOTHER CHEMICAL ENTITY TO PASS FROM SAID SECOND ZONE IN A CONCENTRATED FORM, PASSING THE EF-
Claim 2
Independent Claim
108 words
A METHOD FOR DETERMING WATER CONTENT OF A FLUID CONTAINING SAID WATER IN A MINOR PROPORTION WHICH COMPRISES CONTACTING SAID FLUID IN A FIRST ZONE WITH A CHEMICAL REACTIVE REAGENT WHICH REACTS WITH ALL OF SAID WATER TO PRODUCE A CORRESPONDING AMOUNT OF ANOTHER CHEMICAL ENTITY SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ACETYLENE AND CARBON DIOXIDE, PASSING THE RESULTING EFFLUENT AS A VAPOR FROM FIRST ZONE INTO THE INLET OF A SECOND ZONE CONTAINING A MATERIAL THAT SELECTIVELY RETARDS PASSAGE THERETHROUGH OF THE CONSTITUENTS OF SAID EFFLUENT TO THUS PERMIT SAID ANOTHER CHEMICAL ENTITY TO PASS FROM SAID SECOND ZONE IN A CONCENTRATED FORM, PASSING THE EF-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |