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Patent US2911353A successfully refreshed from Google Patents.
US2911353A
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US
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Treatment of a metal-contaminated heavy gas oil with non-adsorbent carbon particles
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1955-11-08
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Granted: 1959-11-03
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Expires: 1975-11-08
Abstract
No abstract record available.
Inventors
- 👤 Rhea N Watts
- 👤 Polack Joseph Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:44
CPC Classifications
C; C10; C10G; C10G11/00; C10G9/00; C10G2400/00; C10G2400/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
28 words
A COMBINATION REFINING PROCESS IN WHICH A METALCONTAMINATED HEAVY GAS OIL INCLUDING CONSTITUENTS BOILING ABOVE 900*F. IS TREATED UNDER NON-CRACKING CONDITIONS WITH INERT NON-ADSORBENT CARBON PARTICLES OF LOW
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US2378531A
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US2871185A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |