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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
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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

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