US2498552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Halogenation process
Assignee: ExxonMobil Oil Corp
•
Filing: 1946-01-11
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Granted: 1950-02-21
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Expires: 1966-01-11
Abstract
No abstract record available.
Inventors
- 👤 Evert W Kilgren
- 👤 Gorin Everett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:45
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/093; C07C17/15; C07C17/152; C07C17/154; C07C17/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
THE PROCESS FOR THE CHLORINATION OF NORMALLY GASEOUS PARAFFINIC HYDROCARBONS WHICH COMPRISES INTRODUCING THE HYDROCARBON TO BE CHLORINATED AND CHLORINE INTO A CHLORINATION ZONE, INTRODUCING CUPRIC OXYCHLORIDE INTO SAID CHLORINATION ZONE, MAINTAINING A TEMPERATURE WITHIN THE RANGE OF FROM ABOUT 325*C. TO ABOUT 500*C. IN SAID CHLORINATION ZONE, REGULATING THE RATE OF INTRODUCTION OF SAID CUPRIC OXYCHLORIDE SO THAT AT LEAST ONE MOLE OF OXYCHLORIDE IS INTRODUCED PER MOLE OF CHLORINE INTRODUCED THERETO, AND RECOVERING THE CHLORINATED HYDROCARBONS FROM THE GASEOUS EFFLUENT FROM SAID CHLORINATION ZONE.
Claim 2
Dependent Claim
86 words
THE PROCESS FOR THE CHLORINATION OF NORMALLY GASEOUS PARAFFINIC HYDROCARBONS WHICH COMPRISES INTRODUCING THE HYDROCARBON TO BE CHLORINATED AND CHLORINE INTO A CHLORINATION ZONE, INTRODUCING CUPRIC OXYCHLORIDE INTO SAID CHLORINATION ZONE, MAINTAINING A TEMPERATURE WITHIN THE RANGE OF FROM ABOUT 325*C. TO ABOUT 500*C. IN SAID CHLORINATION ZONE, REGULATING THE RATE OF INTRODUCTION OF SAID CUPRIC OXYCHLORIDE SO THAT AT LEAST ONE MOLE OF OXYCHLORIDE IS INTRODUCED PER MOLE OF CHLORINE INTRODUCED THERETO, AND RECOVERING THE CHLORINATED HYDROCARBONS FROM THE GASEOUS EFFLUENT FROM SAID CHLORINATION ZONE.
References Cited (Backward Citations)
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Cited
GB214293A
Cited
US1591984A
Cited
DE673521C
Cited
US2046411A
Cited
GB513947A
Cited
US2407828A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-20 | 1953-08-22 | 1954-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-20 | 1957-08-22 | 1958-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-20 | 1961-08-22 | 1962-02-21 | $7700.00 | Window Closed / Lapsed |