Patent US2929682A successfully refreshed from Google Patents.
US2929682A
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US
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Process for the production of hydrogen halide from a friedel-crafts metal halide sludge
Assignee: Phillips Petroleum Co
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Filing: 1957-03-28
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Granted: 1960-03-22
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Expires: 1977-03-28
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:22
CPC Classifications
C; C01; C01B; C01B7/00; C01B7/01; C01B7/03; C01B7/09; C01B7/093; C01B7/19; C01B7/191
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A CONTINUOUS PROCESS FOR TREATING A FRIEDEL-CRAFTS METAL HALIDE SLUDGE FORMED DURING THE CATALYTIC CONVERSION OF HYDROCARBONS IN THE PRESENCE OF A FRIEDEL-CARFTS METAL HALIDE CATALUST WHICH COMPRISES: CONTACTING SAID SLUDGE IN FINELY DIVIDED LIQUID FROM WITH A HYDROLYZING AGENT, ALSO IN FINLEY DIVIDED FORM, IN AN UPPER PORTION OF A TREATING ZONE AND EFFECTING A PARTIAL HYDROLYSIS OF THE METAL HALIDE CONTAINED IN SAID SLUDGE, WITHDRAWING UNREACTED HYDROLYZING AGENT AND VAPOROUS PRODUCTS OF SAID HYDROLYSIS REACTION AS AN OVERHEAD EFFLUENT FROM SAID TREATING ZONE, PASSING SAID EFFLUENT THROUGH A CONDENSING ZONE, RETURNING CONDENSED HYDROLYZING AGENT FROM SAID CONDENSING ZONE AS REFLUX DIRECTLY TO THE UPPER PORTION OF SAID TREATING ZONE AT A POINT SEPARATE FROM AND ABOVE THE POINT OF INTRODUCTION OF SAID SLUDGE, AND RECOVERING SUBSTANTIALLY ANHYDROUS HYDROGEN HALIDE FROM SAID EFFLUENT
Claim 2
Dependent Claim
134 words
A CONTINUOUS PROCESS FOR TREATING A FRIEDEL-CRAFTS METAL HALIDE SLUDGE FORMED DURING THE CATALYTIC CONVERSION OF HYDROCARBONS IN THE PRESENCE OF A FRIEDEL-CARFTS METAL HALIDE CATALUST WHICH COMPRISES: CONTACTING SAID SLUDGE IN FINELY DIVIDED LIQUID FROM WITH A HYDROLYZING AGENT, ALSO IN FINLEY DIVIDED FORM, IN AN UPPER PORTION OF A TREATING ZONE AND EFFECTING A PARTIAL HYDROLYSIS OF THE METAL HALIDE CONTAINED IN SAID SLUDGE, WITHDRAWING UNREACTED HYDROLYZING AGENT AND VAPOROUS PRODUCTS OF SAID HYDROLYSIS REACTION AS AN OVERHEAD EFFLUENT FROM SAID TREATING ZONE, PASSING SAID EFFLUENT THROUGH A CONDENSING ZONE, RETURNING CONDENSED HYDROLYZING AGENT FROM SAID CONDENSING ZONE AS REFLUX DIRECTLY TO THE UPPER PORTION OF SAID TREATING ZONE AT A POINT SEPARATE FROM AND ABOVE THE POINT OF INTRODUCTION OF SAID SLUDGE, AND RECOVERING SUBSTANTIALLY ANHYDROUS HYDROGEN HALIDE FROM SAID EFFLUENT
References Cited (Backward Citations)
US1865797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |