US2783286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic process for the conversion of hydrogen chloride to chlorine
Assignee: Olin Corp
•
Filing: 1952-07-22
•
Granted: 1957-02-26
•
Expires: 1972-07-22
Abstract
No abstract record available.
Inventors
- 👤 Reynolds Malcolm Bryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:28
CPC Classifications
C; C01; C01B; C01B7/00; C01B7/01; C01B7/03; C01B7/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
72 words
A PROCESS FOR THE CONVERSION OF HYDROGEN CHLORIDE TO CHLORINE AND SIMULTANEOUS PRODUCTION OF CHLORINATED HYDROCARBON PRODUCTS BY CHLORINATION OF HYDROCARBON GASES WHICH COMPRISES CONTACTING A HYDROCARBON GAS WITH HYDROGEN CHLORIDE AND AN OXYGEN-BEARING GAS IN A REACTION ZONE AT ELEVATED TEMPERATURE IN THE PRESENCE OF A COPPER SILICATE-SILICEOUS BASE CATALYST WHICH CONSISTS ESSENTIALLY OF ABOUT 2 TO ABOUT 10 WEIGHT PERCENT OF COPPER SILICATE INCORPORATED IN A POROUS ADSORPTIVE SILICEOUS BASE.
References Cited (Backward Citations)
US85370A
Cited
US2716665A
Cited
US1696644A
Cited
US2005412A
Cited
US2161066A
Cited
US2308774A
Cited
US2451870A
Cited
US2640756A
Cited
US2510189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |