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US2511758A Expired / Lapsed US ⏱️ 0.0 years remaining

Production of ethyl alcohol and alkylate

Assignee: Phillips Petroleum Co
•
Filing: 1945-09-17
•
Granted: 1950-06-13
•
Expires: 1965-09-17
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Abstract

No abstract record available.

Inventors

  • 👤 Weinrich William Whitney

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 05:30
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/62; C07C2527/00; C07C2527/06; C07C2527/08; C07C2527/12; C07C2527/1206

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 163 words
THE PROCESS OF CONVERTING ETHYLENE IN GASEOUS MIXTURES CONTAINING SAME TOGETHER WITH AT LEAST ONE HIGHER ALIPHATIC OLEFIN AND AT LEAST ONE GASEOUS COMPONENT LIGHTER THAN ETHYLENE TO ETHYL ALCHOL AND CONCOMITANTLY CAUSING SAID HIGHER OLEFIN TO ALKYLATE AN ALKYLATABLE ISOPARAFFIN HYDROCARBON WHICH COMPRISES ABSORBING SAID GASEOUS MIXTURE IN A MOLAR EXCESS OF SAID ISOPARAFFIN HYDROCARBON AS AN ABSORPTION LIQUID AND THEREBY DISSOLVING THE OLEFIN CONTENT THEREOF WHILE ALLOWING THE LIGHTER CONTENT THEREOF TO PASS THROUGH UNDISSOVED, MAINTAINING A CONCENTRATION OF SAID HIGHER ALIPHATIC OLEFIN SUCH THAT IF WILL ALKYLATE THE ISOPARAFFIN PREFERENTIALLY IN RESPECT OF THE ETHYLENE, FEEDING THE RESULTING SOLUTION OF OLEFINS AND ISOPARAFFIN HYDROCARBON TO AN ALKYLATION ZONE AND THERE CONTACTING SAID SOLUTION OF OLEFINS AND ISOPARAFFIN WITH A MINERAL ACID ALKYLATION CATALYST AT AN ELEVATED TEMPERATURE AND THEREBY ALKYLATING SAID ISOPARAFFIN WITH THE OLEFINS HIGHER THAN ETHLYENE AND SIMULTANEOUSLY CAUSING THE ETHYLENE TO FORM AN ETHYL ESTER AND SAID ACID CATALYST, AND HYDROLYZING SAID ETHYL ESTER TO ETHYL ALCHOL.
Claim 2
Dependent Claim 163 words
THE PROCESS OF CONVERTING ETHYLENE IN GASEOUS MIXTURES CONTAINING SAME TOGETHER WITH AT LEAST ONE HIGHER ALIPHATIC OLEFIN AND AT LEAST ONE GASEOUS COMPONENT LIGHTER THAN ETHYLENE TO ETHYL ALCHOL AND CONCOMITANTLY CAUSING SAID HIGHER OLEFIN TO ALKYLATE AN ALKYLATABLE ISOPARAFFIN HYDROCARBON WHICH COMPRISES ABSORBING SAID GASEOUS MIXTURE IN A MOLAR EXCESS OF SAID ISOPARAFFIN HYDROCARBON AS AN ABSORPTION LIQUID AND THEREBY DISSOLVING THE OLEFIN CONTENT THEREOF WHILE ALLOWING THE LIGHTER CONTENT THEREOF TO PASS THROUGH UNDISSOVED, MAINTAINING A CONCENTRATION OF SAID HIGHER ALIPHATIC OLEFIN SUCH THAT IF WILL ALKYLATE THE ISOPARAFFIN PREFERENTIALLY IN RESPECT OF THE ETHYLENE, FEEDING THE RESULTING SOLUTION OF OLEFINS AND ISOPARAFFIN HYDROCARBON TO AN ALKYLATION ZONE AND THERE CONTACTING SAID SOLUTION OF OLEFINS AND ISOPARAFFIN WITH A MINERAL ACID ALKYLATION CATALYST AT AN ELEVATED TEMPERATURE AND THEREBY ALKYLATING SAID ISOPARAFFIN WITH THE OLEFINS HIGHER THAN ETHLYENE AND SIMULTANEOUSLY CAUSING THE ETHYLENE TO FORM AN ETHYL ESTER AND SAID ACID CATALYST, AND HYDROLYZING SAID ETHYL ESTER TO ETHYL ALCHOL.

References Cited (Backward Citations)

US1365048A Cited
US1486646A Cited
US1859241A Cited
US2014740A Cited
US2135455A Cited
US2354595A Cited
US2351464A Cited
US2385123A Cited
US2404879A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1953-06-12 1953-12-12 1954-06-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1957-06-12 1957-12-12 1958-06-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1961-06-12 1961-12-12 1962-06-13 $7700.00 Window Closed / Lapsed

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