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US3851006A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for the separation of pinene isomers

Assignee: Universal Oil Products Co
•
Filing: 1973-07-23
•
Granted: 1974-11-26
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Expires: 1993-07-23
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Abstract

Abstract 1. A PROCESS FOR SEPARATING PINENE ISOMER FROM A FEED MIXTURE CONTAINING PINENE ISOMERS WHICH PROCESS COMPRISES CONTACTING SAID MIXTURE AT ADSORPTION CONDITIONS WITH A CRYSTLLINE ALUMINOSILICATE ADSORBENT SELEDTED FROM THE GROUP CONSISTING OF TYPE X STRUCTURED AND TYPE Y STRUCTURED ZEOLITES CONTAINING AT THE EXCHANGEABLE CATIONIC SITES WITHIN SAID ZEOLITE AT LEAST ONE CATION SELECTED FROM THE GROUP CONSISTING OF LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CESIUM, BERYLLIUM, MAGNESIUM, CALCIUM, STRONGIUM, BARIUM, MANGANESE, COPPER, CADMINUM, SILVER, ZINC, AND COMBINATIONS THEREOF, WHEREBY TO SELECTIVELY ADSORB SAID PINENE ISOMER FROM SAID FEED MIXTURE, AND THEREAFTER RECOVERING THE ADSORBED PINENE ISOMER FROM SAID ADSORBENT.

Inventors

  • 👤 Rosset A De
  • 👤 R Neuzil

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 19:41
CPC Classifications
B; B01; B01J; B01J20/00; B01J20/02; B01J20/10; B01J20/16; B01J20/18; B01J20/186; C; C07; C07C; C07C7/00; C07C7/12; C07C7/13; Y; Y10; Y10S; Y10S585/00; Y10S585/929; Y10S585/947

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 99 words
A PROCESS FOR SEPARATING PINENE ISOMER FROM A FEED MIXTURE CONTAINING PINENE ISOMERS WHICH PROCESS COMPRISES CONTACTING SAID MIXTURE AT ADSORPTION CONDITIONS WITH A CRYSTLLINE ALUMINOSILICATE ADSORBENT SELEDTED FROM THE GROUP CONSISTING OF TYPE X STRUCTURED AND TYPE Y STRUCTURED ZEOLITES CONTAINING AT THE EXCHANGEABLE CATIONIC SITES WITHIN SAID ZEOLITE AT LEAST ONE CATION SELECTED FROM THE GROUP CONSISTING OF LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CESIUM, BERYLLIUM, MAGNESIUM, CALCIUM, STRONGIUM, BARIUM, MANGANESE, COPPER, CADMINUM, SILVER, ZINC, AND COMBINATIONS THEREOF, WHEREBY TO SELECTIVELY ADSORB SAID PINENE ISOMER FROM SAID FEED MIXTURE, AND THEREAFTER RECOVERING THE ADSORBED PINENE ISOMER FROM SAID ADSORBENT.
Claim 2
Dependent Claim 99 words
A PROCESS FOR SEPARATING PINENE ISOMER FROM A FEED MIXTURE CONTAINING PINENE ISOMERS WHICH PROCESS COMPRISES CONTACTING SAID MIXTURE AT ADSORPTION CONDITIONS WITH A CRYSTLLINE ALUMINOSILICATE ADSORBENT SELEDTED FROM THE GROUP CONSISTING OF TYPE X STRUCTURED AND TYPE Y STRUCTURED ZEOLITES CONTAINING AT THE EXCHANGEABLE CATIONIC SITES WITHIN SAID ZEOLITE AT LEAST ONE CATION SELECTED FROM THE GROUP CONSISTING OF LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CESIUM, BERYLLIUM, MAGNESIUM, CALCIUM, STRONGIUM, BARIUM, MANGANESE, COPPER, CADMINUM, SILVER, ZINC, AND COMBINATIONS THEREOF, WHEREBY TO SELECTIVELY ADSORB SAID PINENE ISOMER FROM SAID FEED MIXTURE, AND THEREAFTER RECOVERING THE ADSORBED PINENE ISOMER FROM SAID ADSORBENT.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-11-25 1978-05-27 1978-11-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-11-25 1982-05-27 1982-11-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-11-25 1986-05-27 1986-11-26 $7700.00 Window Closed / Lapsed

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