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US3687839A Expired / Lapsed US ⏱️ 0.0 years remaining

Conversion with synthetic crystalline zeolite

Assignee: Mobil Oil AS
•
Filing: 1970-12-22
•
Granted: 1972-08-29
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Expires: 1990-12-22
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Abstract

Abstract A METHOD OF CONVERTING HYDROCARBONS EMPLOYING A CATALYST COMPRISING A CRYSTALLINE ALUMINOSILICATE ZEOLITE HAVING A FORMULA, IN TERMS OF MOLE RATIOS OF OXIDES, AS FOLLOWS: (1.1$.4)M2NO:AL2O3:5-8 SIO2:ZH2O WHEREIN M IS A CATION SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, AMMONIUM, ALKYLAMMONIUM, ARYLAMMONI UM, METALS, AND MIXTURES THEREOF OTHER THAN A MIXTURE OF SODIUM AND POTASSIUM, N IS THE VALENCE OF M, AND Z IS BETWEEN 0 AND 8, HAVING AN X-RAY POWDER DIFFRACTION PATTERN SUBSTANTIALLY THE SAME AS THAT SHOWN IN TABLE 1 OF THE SPECIFICATION SAID X-RAY DIFFRACTION PATTERN BEING CHARACTERIZED THE ABSENCE OF ODD $ LINES AND CAPABLE OF SORBING AT LEAST 1.5 WEIGHT PERCENT CYCLOHEXANE AT 25*C. AND 20 MM. HG.

Inventors

  • 👤 Edwin Earl Jenkins

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 19:36
CPC Classifications
C; C01; C01B; C01B39/00; C01B39/02; C01B39/30; C01B39/305; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/50; B01J29/505; B01J29/52; B01J29/56; B01J35/00; B01J35/70; C10; C10G; C10G11/00; C10G11/02; C10G11/04; C10G11/05; C10G47/00; C10G47/02; C10G47/10; C10G47/12; C10G47/16; B01J2235/00; B01J2235/15; B01J35/30; B01J35/34; B01J35/37; Y; Y10; Y10S; Y10S208/00; Y10S208/02

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) 1975-08-29 1976-02-28 1976-08-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-08-29 1980-02-28 1980-08-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-08-29 1984-02-28 1984-08-29 $7700.00 Window Closed / Lapsed

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