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US3766057A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for the catalytic hydrogenation of distillation residuum containing hydrocarbons and the catalyst composition therefor

Assignee: Eneos Corp
•
Filing: 1971-12-06
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Granted: 1973-10-16
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Expires: 1991-12-06
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Abstract

Abstract A PROCESS FOR THE CATALYRIC HYDROGENATION OF DISTILLATION RESIDIUM-CONTAINING PETROLEUM HYDROCARBONS WHICH COMPRISES CONTACTING THE HYDROCARBONS WITH A HYDROGENATIVELY ACTIVE METAL CATALYST SUPPORTED ON ALUMINA OR ALUMINASILICA GELS IN THE PRESENCE OF HYDROGEN WHEREIN. (A) THE GEL IS A GELLED PRODUCT OBTAINED BY HEATING A SOL SOLUTION SELECTED FROM THE GROUP CONSISTING OF A HYDROSOL OF BASIC ALUMINUM SULFATE AND A MIXTURE OF SUCH HYDROSOL WITH A HYDROSOL OF SILICA. (B) THE GELLED PRODUCT HAS A SURFACE AREA OF 250-450 SQUARE METERS PER GRAM, A PORE VOLUME OF 0.5-1.5 CUBIC CENTIMETERS PER GRAM, AND A MEAN PURE RADIUS OF 40100 ANGSTROMS, AND (C) IN, A CERTAIN 10 ANGSTROM WITH WITHIN THE MEAN PORE RADIUS RANGE, THERE IS A PEAK WHICH ACCOUNTS FOR GREATER THAN 15% OF THE PORE VOLUME.

Inventors

  • 👤 Y Oguchi
  • 👤 H Nomura

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 21:03
CPC Classifications
B; B01; B01J; B01J37/00; B01J37/02; B01J37/03; B01J37/036; B01J23/00; B01J23/70; B01J23/76; B01J23/84; B01J23/85; B01J35/00; B01J35/60; B01J35/61; B01J35/615; B01J35/63; B01J35/635; B01J35/638; B01J35/64; B01J35/647; C; C10; C10G; C10G2300/00; C10G2300/10; C10G2300/107

Claims Analysis

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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) 1976-10-15 1977-04-16 1977-10-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-10-15 1981-04-16 1981-10-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-10-15 1985-04-16 1985-10-16 $7700.00 Window Closed / Lapsed

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