US2976130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas-solid contactor
Assignee: Research Corp
•
Filing: 1954-08-30
•
Granted: 1961-03-21
•
Expires: 1974-08-30
Abstract
No abstract record available.
Inventors
- 👤 Carl W Hedberg
- 👤 Rudolf G Streuber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:11
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B04; B04C; B04C5/00; B04C5/24; B04C5/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
GAS TREATING APPARATUS COMPRISING A GAS TREATING CHAMBER HAVING A TOP ENTERING INLET FOR RAW GAS AND A SIDE EXITING OUTLET FOR CLEANED GAS, A V-SHAPED BOTTOM IN THE CHAMBER, A PLURALITY OF SLOTTED OPENINGS ALONG THE APEX OF THE CHAMBER BOTTOM, A PLURALITY OF CYCLONE TYPE DUST SEPARATORS POSITIONED ONE ABOVE THE OTHER AT ONE SIDE OF THE CHAMBER, A VERTICALLY DESCENDING DUST COLLECTOR TUBE ATTACHED TO THE CYCLONE SEPARATORS SO AS TO SERVE AS A MANIFOLD OUTLET FOR SEPARATED DUST DISCHARGED FROM SAID SEPARATORS, THE LOWER END OF SAID MANIFOLD TUBE PASSING THROUGH AN OPENING IN SAID CHAMBER BOTTOM, A CONDUIT WHICH INCREASES IN CROSS SECTIONAL AREA FROM ONE END TO THE OTHER FIXED TO THE UNDERSURFACE OF SAID CHAMBER BOTTOM BENEATH SAID APEX SLOTS AND SAID MANIFOLD TUBE FOR FLOW OF FLUID FROM SAID SLOTS AND SAID TUBE INTO SAID CONDUIT AND A COMMON PARTITION IN THE CONDUIT DIVIDING IT INTO TWO NON-COMMUNICATING SECTIONS, ONE OF WHICH COMMUNICATES WITH SAID BOTTOM SLOTS AND THE OTHER WHICH COMMUNICATES WITH SAID MANIFOLD TUBE.
Claim 2
Dependent Claim
174 words
GAS TREATING APPARATUS COMPRISING A GAS TREATING CHAMBER HAVING A TOP ENTERING INLET FOR RAW GAS AND A SIDE EXITING OUTLET FOR CLEANED GAS, A V-SHAPED BOTTOM IN THE CHAMBER, A PLURALITY OF SLOTTED OPENINGS ALONG THE APEX OF THE CHAMBER BOTTOM, A PLURALITY OF CYCLONE TYPE DUST SEPARATORS POSITIONED ONE ABOVE THE OTHER AT ONE SIDE OF THE CHAMBER, A VERTICALLY DESCENDING DUST COLLECTOR TUBE ATTACHED TO THE CYCLONE SEPARATORS SO AS TO SERVE AS A MANIFOLD OUTLET FOR SEPARATED DUST DISCHARGED FROM SAID SEPARATORS, THE LOWER END OF SAID MANIFOLD TUBE PASSING THROUGH AN OPENING IN SAID CHAMBER BOTTOM, A CONDUIT WHICH INCREASES IN CROSS SECTIONAL AREA FROM ONE END TO THE OTHER FIXED TO THE UNDERSURFACE OF SAID CHAMBER BOTTOM BENEATH SAID APEX SLOTS AND SAID MANIFOLD TUBE FOR FLOW OF FLUID FROM SAID SLOTS AND SAID TUBE INTO SAID CONDUIT AND A COMMON PARTITION IN THE CONDUIT DIVIDING IT INTO TWO NON-COMMUNICATING SECTIONS, ONE OF WHICH COMMUNICATES WITH SAID BOTTOM SLOTS AND THE OTHER WHICH COMMUNICATES WITH SAID MANIFOLD TUBE.
References Cited (Backward Citations)
US1825707A
Cited
US2360355A
Cited
FR969129A
Cited
US2533991A
Cited
US2553175A
Cited
US2603553A
Cited
US2573704A
Cited
GB674536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |