Patent US3353924A successfully refreshed from Google Patents.
US3353924A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed reactor with quench deck
Assignee: Shell USA Inc
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Filing: 1965-07-16
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Granted: 1967-11-21
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Expires: 1985-07-16
Abstract
No abstract record available.
Inventors
- 👤 James E Riopelle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:37
CPC Classifications
B; B01; B01D; B01D46/00; B01D46/30; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/232; B01F23/2322; B01J; B01J8/00; B01J8/02; B01J8/04; B01J8/0492; C; C10; C10G; C10G49/00; C10G49/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
APPARATUS FOR MIXING A GASEOUS FLUID WITH A MIXED PHASE FEED FLUID COMPRISING A GASEOUS AND LIQUID COMPONENT PRIOR TO CONTACT WITH A STATIONARY BED OF PARTICULATE CONTACT MATERIAL WHICH COMPRISES: A CLOSED VESSEL; A TRANSVERSE PLATE HAVING AN OPENING THEREIN SUPPORTED BY SAID VESSEL AND DIVIDING SAID VESSEL INTO AN UPPER AND A LOWER CHAMBER; MIXED PHASE FEED FLUID INLET MEANS COOPERATING WITH SAID UPPER CHAMBER FOR INTRODUCING A MIXED PHASE FEED FLUID INTO SAID UPPER CHAMBER;
Claim 2
Dependent Claim
78 words
APPARATUS FOR MIXING A GASEOUS FLUID WITH A MIXED PHASE FEED FLUID COMPRISING A GASEOUS AND LIQUID COMPONENT PRIOR TO CONTACT WITH A STATIONARY BED OF PARTICULATE CONTACT MATERIAL WHICH COMPRISES: A CLOSED VESSEL; A TRANSVERSE PLATE HAVING AN OPENING THEREIN SUPPORTED BY SAID VESSEL AND DIVIDING SAID VESSEL INTO AN UPPER AND A LOWER CHAMBER; MIXED PHASE FEED FLUID INLET MEANS COOPERATING WITH SAID UPPER CHAMBER FOR INTRODUCING A MIXED PHASE FEED FLUID INTO SAID UPPER CHAMBER;
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) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |