US2674633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chlorination of hydrocarbons
Assignee: Individual
•
Filing: 1948-12-07
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Granted: 1954-04-06
•
Expires: 1968-12-07
Abstract
No abstract record available.
Inventors
- 👤 Reitlinger Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:38
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/74; B01J23/745; C; C07; C07C; C07C17/00; C07C17/093; C07C17/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A METHOD OF PREPARING ORGANIC CHLORIDES BY REACTING IN THE GASEOUS PHASE A MEMBER OF THE GROUP CONSISTING OF HYDROCARBONS AND PARTIALLY ETHLORINATED HYDROCARBONS WITH HYDROGEN CHLORIDE AND OXYGEN AT TEMPERATURES BETWEEN ABOUT 400 AND 490* C. IN THE PRESENCE OF A CATALYST WHICH CONSISTS OF A POROUS CARRIER MATERIAL AND FERRIC OXIDE IN TWO DIFFERENT FORMS, PART OF SAID FERRIC OXIDE BEING APPLIED TO THE SUPPORT BY IMPREGNATING IT WITH AN IRON COMPOUND FORMING FERRIC OXIDE ON HEATING, THE OTHER PART BY APPLYING SOLID FERRIC OXIDE IN COMMINUTED FROM TO THE IMPREGNATED SUPPORT.
Claim 2
Independent Claim
94 words
A METHOD OF PREPARING ORGANIC CHLORIDES BY REACTING IN THE GASEOUS PHASE A MEMBER OF THE GROUP CONSISTING OF HYDROCARBONS AND PARTIALLY ETHLORINATED HYDROCARBONS WITH HYDROGEN CHLORIDE AND OXYGEN AT TEMPERATURES BETWEEN ABOUT 400 AND 490* C. IN THE PRESENCE OF A CATALYST WHICH CONSISTS OF A POROUS CARRIER MATERIAL AND FERRIC OXIDE IN TWO DIFFERENT FORMS, PART OF SAID FERRIC OXIDE BEING APPLIED TO THE SUPPORT BY IMPREGNATING IT WITH AN IRON COMPOUND FORMING FERRIC OXIDE ON HEATING, THE OTHER PART BY APPLYING SOLID FERRIC OXIDE IN COMMINUTED FROM TO THE IMPREGNATED SUPPORT.
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) | 1957-04-05 | 1957-10-05 | 1958-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-05 | 1961-10-05 | 1962-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-05 | 1965-10-05 | 1966-04-06 | $7700.00 | Window Closed / Lapsed |