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US2898183A Expired / Lapsed US ⏱️ 0.0 years remaining

Process and apparatus for performing exothermic reactions under high pressure and at elevated temperature

Assignee: Montedison SpA
•
Filing: 1955-03-09
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Granted: 1959-08-04
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Expires: 1975-03-09
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Abstract

No abstract record available.

Inventors

  • 👤 Fauser Giacomo

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 18:33
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/02; B01J8/04; B01J8/0496; B01J8/0005; B01J8/0446; B01J8/0449; B01J8/0453; C; C01; C01C; C01C1/00; C01C1/02; C01C1/04; C01C1/0405; B01J2208/00; B01J2208/00008; B01J2208/00017; B01J2208/00026; B01J2208/00035; B01J2208/0007; B01J2208/00106; B01J2208/00115; B01J2208/00141; B01J2208/00168; B01J2208/00194; B01J2208/00203; B01J2208/00256; B01J2219/00; B01J2219/18; B01J2219/185; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 112 words
THE PROCESS OF PERFORMING EXOTHERMIC CATALYTIC REACTION UNDER PRESSURE IN A REACTION ZONE HAVING CATALYST CONTAINING REGIONS AND, INTERMEDIATE SAID CATALYST REGIONS, HEAT EXCHARGE REGIONS TRAVERSED BY COOLANT, WHICH COMPRISES THE STEPS OF PASSING A FLOW OF REACTION GASES SERIALY THROUGH THE CATALYST CONTAINING REGIONS AND HEAT EXCHANGE REGIONS WHEREBY THE EVOLVING HEAT OF REACTION EVAPORATED THE COOLANT, COOLING THE VAPOROUS COOLANT OUTSIDE THE REACTION ZONE TO CONDENSE IT TO THE LIQUID STATE, RETURNING THE CONDENSED COOLANT IN A CLOSED CYCLE TO THE HEAT EXCHANGE ZONES, AND APPLYING SUBSTANTIALLY THE PRESSURE OF SAID REACTION ZONE TO THE CONDENSED COOLANT TO MAINTAIN EQUALIZED PRESSURES IN THE COOLANT CYCLE AND IN THE REACTION ZONE.

References Cited (Backward Citations)

US1159865A Cited
US1592772A Cited
US1689684A Cited
US2209346A Cited
US2281527A Cited
US2438467A Cited
US2371381A Cited
US2512586A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-08-03 1963-02-02 1963-08-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-08-03 1967-02-02 1967-08-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-08-03 1971-02-02 1971-08-04 $7700.00 Window Closed / Lapsed

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