US3282060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separation of natural gases
Assignee: Phillips Petroleum Co
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Filing: 1965-11-09
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Granted: 1966-11-01
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Expires: 1985-11-09
Abstract
No abstract record available.
Inventors
- 👤 George E Hays
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:20
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/02; F25J3/0228; F25J3/0257; F25J3/0204; F25J3/0209; F25J3/0233; F25J3/0238; F25J3/028; F25J3/029; F25J2200/00; F25J2200/02; F25J2200/70; F25J2205/00; F25J2205/02; F25J2205/04; F25J2270/00; F25J2270/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
295 words
GAS SEPARATION APPARATUS COMPRISING FIRST INDIRECT COOLING MEANS, CONDUIT MEANS COMMNICATING BETWEEN A SUPPLY OF MIXED GASES CONTAINING HELIUM AND SAID FIRST COOLING MEANS, FIRST VAPOR-LIQUID PHASE SEPARATOR MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID FIRST COOLING MEANS AND SAID FIRST SEPARATOR MEANS, CONDUIT MEANS COMMUNICATING WITH A LOWER PORTION OF SAID FIRST SEPARATOR MEANS AND ADAPTED TO WITHDRAW A LIQUID THEREFROM, SECOND INDIRECT COOLING MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID SECOND COOLING MEANS AND AN UPPER PORTION OF SAID FIRST SEPARATOR MEANS AND ADAPTED TO PASS A VAPOR FROM SAID FIRST SEPARATOR MEANS TO SAID SECOND COOLING MEANS, COMBINED SEPARATOR-STRIPPER MEANS COMPRISING VAPOR-LIQUID CONTACTING MEANS DISPOSED ABOVE AN INDIRECT HEAT EXCHANGE MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID SECOND COOLING MEANS AND SAID INDIRECT HEAT EXCHANGE MEANS, FIRST EXPANSION MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID INDIRECT HEAT EXCHANGE MEANS AND SAID FIRST EXPANSION MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID FIRST EXPANSION MEANS AND A REGION ABOVE SAID VAPOR-LIQUID CONTACTING MEANS AND ADAPTED TO PASS A MIXTURE OF VAPOR AND LIQUID FROM SAID FIRST EXPANSION MEANS ONTO SAID VAPOR-LIQUID CONTACTING MEANS, CONDUIT MEANS COMMUNICATING WITH A REGION BELOW SAID INDIRECT HEAT EXCHANGE MEAND AND ADAPTED TO WITHDRAW A STRIPPED LIQUID FROM SAID REGION, SECOND EXPANSION MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID SECOND EXPANSION MEANS AND A REGION ABOVE SAID VAPOR-LIQUID CONTACTING MEAND AND ADAPTED TO PASS A VAPOR FROM SAID REGION ABOVE SAID VAPOR-LIQUID CONTACTING MEANS TO SAID SECOND EXPANSION MEANS, SECOND PHASE SEPARATOR MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID SECOND EXPANSION MEANS AND SAID SECOND PHASE SEPARATOR MEANS, CONDUIT MEANS ADAPTED TO WITHDRAW A LIQUID FROM A LOWER REGION OF SAID SECOND PHASE SEPARATOR MEANS, AND CONDUIT MEANS ADAPTED TO WITHDRAW A CRUDE HELIUMCONTAINING VAPOR PRODUCT FROM AN UPPER REGION OF SAID SECOND PHASE SEPARATOR MEANS.
Claim 2
Dependent Claim
295 words
GAS SEPARATION APPARATUS COMPRISING FIRST INDIRECT COOLING MEANS, CONDUIT MEANS COMMNICATING BETWEEN A SUPPLY OF MIXED GASES CONTAINING HELIUM AND SAID FIRST COOLING MEANS, FIRST VAPOR-LIQUID PHASE SEPARATOR MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID FIRST COOLING MEANS AND SAID FIRST SEPARATOR MEANS, CONDUIT MEANS COMMUNICATING WITH A LOWER PORTION OF SAID FIRST SEPARATOR MEANS AND ADAPTED TO WITHDRAW A LIQUID THEREFROM, SECOND INDIRECT COOLING MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID SECOND COOLING MEANS AND AN UPPER PORTION OF SAID FIRST SEPARATOR MEANS AND ADAPTED TO PASS A VAPOR FROM SAID FIRST SEPARATOR MEANS TO SAID SECOND COOLING MEANS, COMBINED SEPARATOR-STRIPPER MEANS COMPRISING VAPOR-LIQUID CONTACTING MEANS DISPOSED ABOVE AN INDIRECT HEAT EXCHANGE MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID SECOND COOLING MEANS AND SAID INDIRECT HEAT EXCHANGE MEANS, FIRST EXPANSION MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID INDIRECT HEAT EXCHANGE MEANS AND SAID FIRST EXPANSION MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID FIRST EXPANSION MEANS AND A REGION ABOVE SAID VAPOR-LIQUID CONTACTING MEANS AND ADAPTED TO PASS A MIXTURE OF VAPOR AND LIQUID FROM SAID FIRST EXPANSION MEANS ONTO SAID VAPOR-LIQUID CONTACTING MEANS, CONDUIT MEANS COMMUNICATING WITH A REGION BELOW SAID INDIRECT HEAT EXCHANGE MEAND AND ADAPTED TO WITHDRAW A STRIPPED LIQUID FROM SAID REGION, SECOND EXPANSION MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID SECOND EXPANSION MEANS AND A REGION ABOVE SAID VAPOR-LIQUID CONTACTING MEAND AND ADAPTED TO PASS A VAPOR FROM SAID REGION ABOVE SAID VAPOR-LIQUID CONTACTING MEANS TO SAID SECOND EXPANSION MEANS, SECOND PHASE SEPARATOR MEANS, CONDUIT MEANS COMMUNICATING BETWEEN SAID SECOND EXPANSION MEANS AND SAID SECOND PHASE SEPARATOR MEANS, CONDUIT MEANS ADAPTED TO WITHDRAW A LIQUID FROM A LOWER REGION OF SAID SECOND PHASE SEPARATOR MEANS, AND CONDUIT MEANS ADAPTED TO WITHDRAW A CRUDE HELIUMCONTAINING VAPOR PRODUCT FROM AN UPPER REGION OF SAID SECOND PHASE SEPARATOR MEANS.
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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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |