Patent US3112256A successfully refreshed from Google Patents.
US3112256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distribution of vapor-liquid feeds in fixed-bed reactors
Assignee: Union Oil Company of California
•
Filing: 1960-01-11
•
Granted: 1963-11-26
•
Expires: 1980-01-11
Abstract
No abstract record available.
Inventors
- 👤 Billy J Young
- 👤 Arnold E Kelley
- 👤 William J Baral
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:41
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/02; B01J8/0278; B01D; B01D3/00; B01D3/008; B01D46/00; B01D46/30
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
113 words
A PROCESS FOR CONTACTING A MIXTURE OF LIQUID AND VAPOR REACTANTS WITH A BED OF ACTIVE PARTICLE-FORM SOLIDS CONTAINED IN A CONTACTING VESSEL WHICH PROCESS COMPRISES INTRODUCING SAID MIXTURE THROUGH AN INLET CONDUIT INTO THE TOP PORTION OF SAID VESSEL; DISENGAGING SAID LIQUID FROM SAID VAPOR; COLLECTING SAID LIQUID IN A HORIZONTAL LIQUID RESERVOIR LOCATED BENEATH SAID INLET CONDUIT; DISCHARGING LIQUID DOWNWARDLY FROM SAID LIQUID RESERVOIR UNIFORMLY OVER THE CROSS-SECTIONAL AREA OF SAID CONTACTING VESSEL; INTRODUCING A MAJOR PORTION OF SAID LIQUID AND VAPOR TRAVERSING SAID RESERVOIR RADIALLY INTO A PLURALITY OF CAVITIES IN THE UPPER PORTION OF SAID BED OF PARTICULATE-FORM SOLIDS; PASSING A MINOR PORTION OF SAID LIQUID AND VAPOR TRA-
Claim 2
Dependent Claim
113 words
A PROCESS FOR CONTACTING A MIXTURE OF LIQUID AND VAPOR REACTANTS WITH A BED OF ACTIVE PARTICLE-FORM SOLIDS CONTAINED IN A CONTACTING VESSEL WHICH PROCESS COMPRISES INTRODUCING SAID MIXTURE THROUGH AN INLET CONDUIT INTO THE TOP PORTION OF SAID VESSEL; DISENGAGING SAID LIQUID FROM SAID VAPOR; COLLECTING SAID LIQUID IN A HORIZONTAL LIQUID RESERVOIR LOCATED BENEATH SAID INLET CONDUIT; DISCHARGING LIQUID DOWNWARDLY FROM SAID LIQUID RESERVOIR UNIFORMLY OVER THE CROSS-SECTIONAL AREA OF SAID CONTACTING VESSEL; INTRODUCING A MAJOR PORTION OF SAID LIQUID AND VAPOR TRAVERSING SAID RESERVOIR RADIALLY INTO A PLURALITY OF CAVITIES IN THE UPPER PORTION OF SAID BED OF PARTICULATE-FORM SOLIDS; PASSING A MINOR PORTION OF SAID LIQUID AND VAPOR TRA-
Claim 3
Dependent Claim
14 words
A PROCESS AS DEFINED IN CLAIM 10 WHEREIN SAID CONTACTING COMPRISES A CATALYTIC HYDRODESULFURIZATION.
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) | 1966-11-25 | 1967-05-27 | 1967-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-25 | 1971-05-27 | 1971-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-25 | 1975-05-27 | 1975-11-26 | $7700.00 | Window Closed / Lapsed |