Patent DE2523965C3 successfully refreshed from Google Patents.
US2929772A
Expired / Lapsed
US
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Hydrocarbon reforming
Assignee: Phillips Petroleum Co
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Filing: 1957-10-15
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Granted: 1960-03-22
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Expires: 1977-10-15
Abstract
No abstract record available.
Inventors
- 👤 Forrest E Gilmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:54
CPC Classifications
C; C10; C10G; C10G61/00; C10G61/02; C10G61/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A HYDROCARBON REFORMING OPERATION IN WHICH A HYDROCARBON CHARGE IS CONVERTED AT ELEVATED TEMPERATURE IN THE PRESENCE OF HYDROGEN AND A REFORMING CATALYST WHICH IS PROMOTED WITH HYDROGEN CHLORIDE AND IN WHICH CHARGE THERE ARE CONTAINED GASES INCLUDING NITROGEN RESULTING IN AMMONIUM CHLORIDE IN THE GASES SEPARATED FROM THE REFORMING EFFLUENT, THE STEPS IN COMBINATION OF CONTACTING SAID GASES WITH AN ADSORBENT TO REMOVE AMMONIUM CHLORIDE THEREFROM, COMPRESSING THE SAID GASES AND RETURNING THE GASES TO THE PROCESS FOR REUSE.
Claim 2
Dependent Claim
80 words
A HYDROCARBON REFORMING OPERATION IN WHICH A HYDROCARBON CHARGE IS CONVERTED AT ELEVATED TEMPERATURE IN THE PRESENCE OF HYDROGEN AND A REFORMING CATALYST WHICH IS PROMOTED WITH HYDROGEN CHLORIDE AND IN WHICH CHARGE THERE ARE CONTAINED GASES INCLUDING NITROGEN RESULTING IN AMMONIUM CHLORIDE IN THE GASES SEPARATED FROM THE REFORMING EFFLUENT, THE STEPS IN COMBINATION OF CONTACTING SAID GASES WITH AN ADSORBENT TO REMOVE AMMONIUM CHLORIDE THEREFROM, COMPRESSING THE SAID GASES AND RETURNING THE GASES TO THE PROCESS FOR REUSE.
References Cited (Backward Citations)
US2642384A
Cited
US2691623A
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 |