US2530699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photochemical chlorination of hydrocarbons
Assignee: Gulf Research and Development Co
•
Filing: 1948-09-24
•
Granted: 1950-11-21
•
Expires: 1968-09-24
Abstract
No abstract record available.
Inventors
- 👤 Earl L Humphrey
- 👤 Mitchell Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:58
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/093; C07C17/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
THE PROCESS OF CHLORINATING A HYDROCARBON TO A HIGH CHLORINE CONTENT WHICH COMPRISES REATING THE HYDROCARBON IN LIQUID PHASE WITH CHLORINE UNDER IRRADIATION BY ACTINIC LIGHT RAYS TO ACCOMPLISH SUBSTANTIAL CHLORINATION, REMOVING THE RESULTING CHLORINATED HYDROCARBON FROM CONTACT WITH FREE CHLORINE, THEN FLOWING THE RESULTING CHLORINATED HYDROCARBON THROUGH AN AMOUNT OF AN ADSORBENT IN ACTIVE CONDITION THEREBY REMOVING FROM SAID RESULTING CHLORINATED HYDROCARBON MORE EASILY ADSORBED BODIES FORMED IN SADI CHLORINATION, AND THEN REACTING THE TREATED PRODUCT FREE FROM SAID MORE EASILY ADSORBED BODIES WITH CHLORINE UNDER IRRADIATION BY ACTINIC LIGHT RAYS TO ACCOMPLISH ADDITIONAL CHLORINATION.
Claim 2
Dependent Claim
96 words
THE PROCESS OF CHLORINATING A HYDROCARBON TO A HIGH CHLORINE CONTENT WHICH COMPRISES REATING THE HYDROCARBON IN LIQUID PHASE WITH CHLORINE UNDER IRRADIATION BY ACTINIC LIGHT RAYS TO ACCOMPLISH SUBSTANTIAL CHLORINATION, REMOVING THE RESULTING CHLORINATED HYDROCARBON FROM CONTACT WITH FREE CHLORINE, THEN FLOWING THE RESULTING CHLORINATED HYDROCARBON THROUGH AN AMOUNT OF AN ADSORBENT IN ACTIVE CONDITION THEREBY REMOVING FROM SAID RESULTING CHLORINATED HYDROCARBON MORE EASILY ADSORBED BODIES FORMED IN SADI CHLORINATION, AND THEN REACTING THE TREATED PRODUCT FREE FROM SAID MORE EASILY ADSORBED BODIES WITH CHLORINE UNDER IRRADIATION BY ACTINIC LIGHT RAYS TO ACCOMPLISH ADDITIONAL CHLORINATION.
References Cited (Backward Citations)
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Cited
US2015044A
Cited
US2130952A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |