US3344583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transporting ethane in a crude oil pipeline
Assignee: —
•
Filing: —
•
Granted: 1967-10-03
•
Expires: 1984-10-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:58
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/02; F25J3/0228; F25J3/0233; F28; F28D; F28D1/00; F28D1/02; F28D1/03; F25J3/0238; F25J3/0242; Y; Y10; Y10S; Y10S159/00; Y10S159/33
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A METHOD FOR TRANSPORTING ETHANE OVER SUBSTANTIAL DISTANCES COMPRISING SEPARATING ETHANE FROM METHANE TO FORM A HYDROCARBON COMPRISED OF AT LEAST 10 PERCENT BY VOLUME OF THE SEPARATED ETHANE, BLENDING AT A FIRST POINT IN A PIPELINE, SAID HYDROGEN WITH CRUDE OIL TO FORM A MIXTURE OF SAID CRUDE OIL AND SAID HYDROCARBON, SAID MIXTURE CONTAINING LESS THAN 15 PERCENT BY LIQUID VOLUME OF PROPANE AND BUTANE AND CONTAINING AT LEAST 3 PERCENT BY LIQUID VOLUME OF ETHANE AND HAVING A VAPOR PRESSURE OF LESS THAN 400 POUNDS PER SQUARE INCH ABSOLUTE AT 95* F., FLOWING SAID MIXTURE THROUGH SAID PIPELINE FOR A SUB-
Claim 2
Independent Claim
104 words
A METHOD FOR TRANSPORTING ETHANE OVER SUBSTANTIAL DISTANCES COMPRISING SEPARATING ETHANE FROM METHANE TO FORM A HYDROCARBON COMPRISED OF AT LEAST 10 PERCENT BY VOLUME OF THE SEPARATED ETHANE, BLENDING AT A FIRST POINT IN A PIPELINE, SAID HYDROGEN WITH CRUDE OIL TO FORM A MIXTURE OF SAID CRUDE OIL AND SAID HYDROCARBON, SAID MIXTURE CONTAINING LESS THAN 15 PERCENT BY LIQUID VOLUME OF PROPANE AND BUTANE AND CONTAINING AT LEAST 3 PERCENT BY LIQUID VOLUME OF ETHANE AND HAVING A VAPOR PRESSURE OF LESS THAN 400 POUNDS PER SQUARE INCH ABSOLUTE AT 95* F., FLOWING SAID MIXTURE THROUGH SAID PIPELINE FOR A SUB-
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |