US3234746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for the transfer of liquid carbon dioxide
Assignee: Olin Corp
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Filing: 1964-04-28
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Granted: 1966-02-15
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Expires: 1984-04-28
Abstract
No abstract record available.
Inventors
- 👤 Louis T Cope
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:30
CPC Classifications
F; F17; F17C; F17C5/00; F17C5/02; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0323; F17C2221/00; F17C2221/01; F17C2221/013; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2227/00; F17C2227/01; F17C2227/0128; F17C2227/0135; Y; Y10; Y10S; Y10S417/00; Y10S417/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
METHOD FOR TRANSFERRING LIQUID CARBON DIOXIDE FROM A SUPPLY CONTAINER IN WHICH CARBON DIOXIDE IS STORED AS LIQUID AND GAS AT A MAXIMUM TEMPERATURE AT 10*F. AND A MAXIMUM PRESSURE OF 350 P.S.I.G. TO A RECEIVING CONTAINER BY MEANS OF DOUBLE ACTING DUPLEX PUMP USING A MOTIVE FLUID AT SUPERATMOSPHERIC PRESSURE TO MOVE LIQUID CARBON DIOXIDE FROM SAID SUPPLY CONTAINER TO SAID RECEIVING CONTAINER, SAID METHOD CONSISTING OF SUPPLYING SAID MOTIVE FLUID ALTERNATELY TO A FIRST SIDE AND TO A SECOND SIDE OF A DRIVING PISTON TO INDUCE RECIPROCATING MOTION TO SAID PISTON AND TO A DRIVEN PISTON HAVING A SMALLER CROSS-SECTIONAL AREA THAN SAID DRIVING PISTON AND CONNECTED TO SAID DRIVING PISTON BY A CONNECTING ROD, SUPPLYING LIQUID CARBON DIOXIDE FROM SAID SUPPLY CONTAINER ALTERNATELY TO A FIRST SIDE AND TO A SECOND SIDE OF SAID DRIVEN PISTON AND SIMULTANEOUSLY TRANSFERRING TO SAID RECEIVING CONTAINER THE LIQUID CARBON DIOXIDE ALTERNATELY FROM THE SECOND SIDE AND FROM THE FIRST SIDE, RESPECTIVELY, OF SAID DRIVEN PISTON.
Claim 2
Dependent Claim
165 words
METHOD FOR TRANSFERRING LIQUID CARBON DIOXIDE FROM A SUPPLY CONTAINER IN WHICH CARBON DIOXIDE IS STORED AS LIQUID AND GAS AT A MAXIMUM TEMPERATURE AT 10*F. AND A MAXIMUM PRESSURE OF 350 P.S.I.G. TO A RECEIVING CONTAINER BY MEANS OF DOUBLE ACTING DUPLEX PUMP USING A MOTIVE FLUID AT SUPERATMOSPHERIC PRESSURE TO MOVE LIQUID CARBON DIOXIDE FROM SAID SUPPLY CONTAINER TO SAID RECEIVING CONTAINER, SAID METHOD CONSISTING OF SUPPLYING SAID MOTIVE FLUID ALTERNATELY TO A FIRST SIDE AND TO A SECOND SIDE OF A DRIVING PISTON TO INDUCE RECIPROCATING MOTION TO SAID PISTON AND TO A DRIVEN PISTON HAVING A SMALLER CROSS-SECTIONAL AREA THAN SAID DRIVING PISTON AND CONNECTED TO SAID DRIVING PISTON BY A CONNECTING ROD, SUPPLYING LIQUID CARBON DIOXIDE FROM SAID SUPPLY CONTAINER ALTERNATELY TO A FIRST SIDE AND TO A SECOND SIDE OF SAID DRIVEN PISTON AND SIMULTANEOUSLY TRANSFERRING TO SAID RECEIVING CONTAINER THE LIQUID CARBON DIOXIDE ALTERNATELY FROM THE SECOND SIDE AND FROM THE FIRST SIDE, RESPECTIVELY, OF SAID DRIVEN PISTON.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |