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US3723072A Expired / Lapsed US ⏱️ 0.0 years remaining

Fluid contacting apparatus

Assignee: Universal Oil Products Co
•
Filing: 1971-03-12
•
Granted: 1973-03-27
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Expires: 1991-03-12
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Abstract

Abstract AN APPARATUS FOR CONTACTING TWO FLUIDS IN A FLUID-SOLIDS CONTACTING ZONE, SUCH AS ADSORPTION ZONE OR A REACTION ZONE. A FIRST FLUID IS PASSED INTO A CENTRAL CHAMBER HAVING A PLURALITY OF FLUID OPENINGS IN THE CHAMBER WALL, WHILE A SECOND FLUID IS PASSED INTO AN ANNULAR CHAMBER ENCOMPASSING THE CENTRAL CHAMBER AND SPACED APART THEREFROM. THE SECOND FLUID IS DISCHARGED VIA FLUID OPENINGS IN THE INNER ANNULAR CHAMBER WALL, INTO AN ANNULAR SPACE BETWEEN THE CHAMBERS, AND THE FIRST FLUID IS DISCHARGED FROM THE CENTRAL CHAMBER INTO THE SECOND FLUID DISCHARGE. A RESULTING FLUID MIXTURE IS PASSED FROM THE ANNULAR SPACE INTO A SECOND CHAMBER OR CONDUIT FOR FURTHER MIXING AND THEN TO A BED OF PARTICULATED CONTACT SOLIDS. SPECIFIC APPLICATION IS HYDROGENATION, HYDROTREATING, HYDROCRACKING, AND HYDRODEALKYLATION REACTION ZONES. D R A W I N G

Inventors

  • 👤 D Carson
  • 👤 W Hennemuth

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 18:04
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/02; B01D53/04; B01D53/0407; B01D53/0423; B01J; B01J8/00; B01J8/02; B01J8/04; B01J8/0446; B01J8/0449; B01J8/0453; B01J8/0492; C; C10; C10G; C10G49/00; C10G49/002; B01D2256/00; B01D2256/16; B01D2256/24; Y; Y10; Y10S; Y10S261/00; Y10S261/72

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1976-03-26 1976-09-25 1977-03-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-03-26 1980-09-25 1981-03-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-03-26 1984-09-25 1985-03-27 $7700.00 Window Closed / Lapsed

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