US2871103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the production of hydrogen peroxide
Assignee: Shell Development Co
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Filing: 1953-12-23
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Granted: 1959-01-27
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Expires: 1973-12-23
Abstract
No abstract record available.
Inventors
- 👤 John R Skinner
- 👤 Shelton E Stinle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:51
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/01; C01B15/022; C01B15/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A PROCESS FOR THE PRODUCTION OF HYDROGEN PEROXIDE BY NON-PHOTOCHENICAL PARTIAL OXIDATION OF A SECONDARY ALCOHOL IN LIQUID PHASE, WHICH COMPRISES, PASSISNG A LIQUID COMPRISING ONLY SECONDARY ALCOHOL AS PROGENITOR OF HYDROGEN PERIOXIDE THROUGH A SUCCESSIONOF NON-PHOTOCHEMICAL REACTION ZONES EACH MAINTAAINED AT A REACTION TEMPERATURE ABOUE ABOUT 70*C., ON WHICH HYDROGEN PEROXIDE IS SUBSTANTIALLY STABLE, IN EACH OF SAID SUCCESSIVE ZONES AERATING THE LIQUIAD WITH A STREAM OF GAS CONTAINING MOLECULAR OZYGEN IN THE PRESENCE OF A SUBSTANATIALLY CONSTANT AND, FROM ZONE TO ZONE IN SUCCESSION, A PROGRESSIVELY INCREASING CONCENTRATION OF HYDROGEN PEROX-
Claim 2
Dependent Claim
93 words
A PROCESS FOR THE PRODUCTION OF HYDROGEN PEROXIDE BY NON-PHOTOCHENICAL PARTIAL OXIDATION OF A SECONDARY ALCOHOL IN LIQUID PHASE, WHICH COMPRISES, PASSISNG A LIQUID COMPRISING ONLY SECONDARY ALCOHOL AS PROGENITOR OF HYDROGEN PERIOXIDE THROUGH A SUCCESSIONOF NON-PHOTOCHEMICAL REACTION ZONES EACH MAINTAAINED AT A REACTION TEMPERATURE ABOUE ABOUT 70*C., ON WHICH HYDROGEN PEROXIDE IS SUBSTANTIALLY STABLE, IN EACH OF SAID SUCCESSIVE ZONES AERATING THE LIQUIAD WITH A STREAM OF GAS CONTAINING MOLECULAR OZYGEN IN THE PRESENCE OF A SUBSTANATIALLY CONSTANT AND, FROM ZONE TO ZONE IN SUCCESSION, A PROGRESSIVELY INCREASING CONCENTRATION OF HYDROGEN PEROX-
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) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |