US3249295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for separating liquid mixtures
Assignee: —
•
Filing: —
•
Granted: 1966-05-03
•
Expires: 1983-05-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:26
CPC Classifications
B; B04; B04B; B04B5/00; B04B5/04; B04B5/0407; B04B5/0428; B04B5/0442; B04B2005/0457
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
337 words
THE METHOD OF SEPARATING LIQUID MIXTURES INTO FRACTIONS OF GREATER DENSITY AND LESSER DENSITY COMPRISING THE STEPS OF: (A) PROVIDING A CENTRIFUGE HAVING A CONTAINER HOLDING MEMBER REVOLVABLE AROUND AN AXIS OF REVOLUTION, (B) A PROVIDING A CONTAINER SEPARATE FROM THE CENTRIFUGE HAVING A FIRST COMPARTMENT CONTAINING A DISCRETE BODY OF LIQUID MIXTURE AND A SECOND COMPARTMENT, THE COMPARTMENTS BEING INTERCONNECTED BY CONTINUOUS PASSAGEWAY MEANS, (C) PLACING THE CONTAINER IN THE CONTAINER HOLDING MEMBER OF THE CENTRIFUGE, WITH BOTH COMPARTMENTS HELD BY THE MEMER FOR SYNCHRONOUS REVOLUTION AROUND THE AXIS OF REVOLUTION, AND WITH THE DISCRETE BODY OF LIQUID MIXTURE CONFINED ENTIRELY TO THE FIRST COMPARTMENT, (D) REVOLVING THE CONTAINER HOLDING MEMBER AND BOTH OF THE COMPARTMENTS SYNCHRONOUSLY AROUND THE AXIS OF REVOLUTION FOR A PERIOD OF TIME UNTIL TH DISCRETE BODY OF LIQUID MIXTURE WHILE CONFINED ENTIRELY TO THE FIRST COMPARTMENT FORMS WITHIN THE FIRST COMPARTMENT A FIRST FRACTIONAL LIQUID BODY OF MORE DENSE FRACTION RESTING AGAINST A WALL OF THE FIRST COMPARTMENT REMOTE FROM THE AXIS OF REVOLUTION AND A SECOND FRICTIONAL LIQUID BODY OF LESS DENSE FACTION SUPPORTED BY THE FIRST FRACTIONAL LIQUID BODY AND BETWEEN THE FIRST FRACTIONAL LIQUID BODY AND THE AXIS OF REVOLUTION, (E) THEN WHILE CONTINUING TO REVOLVE THE CONTAINER HOLDING MEMBER AND BOTH COMPARTMENTS AROUND THE AXIS OF REVOLUTION UTILIZING HYDROSTATIC PRESSURE WITH IN ONE FRACTIONAL LIQUID BODY TO TRANSFER LIQUID FRACTION FROM THE ONE FRACTIONAL LIQUID BODY OUT TO THE FIRST COMPARTMENT THROUGH THE CONTINUOUS PASSAGEWAY MEANS INTO THE SYNCHRONOUSLY REVOLVING SECOND COMPARTMENT, (F) CONTINUING TO REVOLVE THE CONTAINER HOLDING MEMBER AND BOTH COMPARTMENT AROUND THE AXIS OF REVOLUTION AND CONTINUING TRANSFER OF LIQUID FRACTION THROUGH THE CONTINUOUS PASSAGEWAY MEANS UNTIL HYDROSTATIC PRESSURE IN THE LIQUID IN THE SECOND COMPARTMENT ADJACENT THE PASSAGEWAY MEANS INCLUDING THE EFECT OF THE LIQUID IN THE PASSAGEWAY MEANS EXACTLY BALANCES HYDROSTATIC PRESSURE IN THE LIQUID IN THE FIRST COMPARTMENT ADJACENT THE PASSAGEWAY MEANS, AND (G) COLLECTING AND HOLDING ALL THE TRANFERRED LIQUID FRACTION WITHIN THE SECOND COMPARTMENT FOR A PERIOD DURING CENTRIFUGING.
Claim 2
Independent Claim
337 words
THE METHOD OF SEPARATING LIQUID MIXTURES INTO FRACTIONS OF GREATER DENSITY AND LESSER DENSITY COMPRISING THE STEPS OF: (A) PROVIDING A CENTRIFUGE HAVING A CONTAINER HOLDING MEMBER REVOLVABLE AROUND AN AXIS OF REVOLUTION, (B) A PROVIDING A CONTAINER SEPARATE FROM THE CENTRIFUGE HAVING A FIRST COMPARTMENT CONTAINING A DISCRETE BODY OF LIQUID MIXTURE AND A SECOND COMPARTMENT, THE COMPARTMENTS BEING INTERCONNECTED BY CONTINUOUS PASSAGEWAY MEANS, (C) PLACING THE CONTAINER IN THE CONTAINER HOLDING MEMBER OF THE CENTRIFUGE, WITH BOTH COMPARTMENTS HELD BY THE MEMER FOR SYNCHRONOUS REVOLUTION AROUND THE AXIS OF REVOLUTION, AND WITH THE DISCRETE BODY OF LIQUID MIXTURE CONFINED ENTIRELY TO THE FIRST COMPARTMENT, (D) REVOLVING THE CONTAINER HOLDING MEMBER AND BOTH OF THE COMPARTMENTS SYNCHRONOUSLY AROUND THE AXIS OF REVOLUTION FOR A PERIOD OF TIME UNTIL TH DISCRETE BODY OF LIQUID MIXTURE WHILE CONFINED ENTIRELY TO THE FIRST COMPARTMENT FORMS WITHIN THE FIRST COMPARTMENT A FIRST FRACTIONAL LIQUID BODY OF MORE DENSE FRACTION RESTING AGAINST A WALL OF THE FIRST COMPARTMENT REMOTE FROM THE AXIS OF REVOLUTION AND A SECOND FRICTIONAL LIQUID BODY OF LESS DENSE FACTION SUPPORTED BY THE FIRST FRACTIONAL LIQUID BODY AND BETWEEN THE FIRST FRACTIONAL LIQUID BODY AND THE AXIS OF REVOLUTION, (E) THEN WHILE CONTINUING TO REVOLVE THE CONTAINER HOLDING MEMBER AND BOTH COMPARTMENTS AROUND THE AXIS OF REVOLUTION UTILIZING HYDROSTATIC PRESSURE WITH IN ONE FRACTIONAL LIQUID BODY TO TRANSFER LIQUID FRACTION FROM THE ONE FRACTIONAL LIQUID BODY OUT TO THE FIRST COMPARTMENT THROUGH THE CONTINUOUS PASSAGEWAY MEANS INTO THE SYNCHRONOUSLY REVOLVING SECOND COMPARTMENT, (F) CONTINUING TO REVOLVE THE CONTAINER HOLDING MEMBER AND BOTH COMPARTMENT AROUND THE AXIS OF REVOLUTION AND CONTINUING TRANSFER OF LIQUID FRACTION THROUGH THE CONTINUOUS PASSAGEWAY MEANS UNTIL HYDROSTATIC PRESSURE IN THE LIQUID IN THE SECOND COMPARTMENT ADJACENT THE PASSAGEWAY MEANS INCLUDING THE EFECT OF THE LIQUID IN THE PASSAGEWAY MEANS EXACTLY BALANCES HYDROSTATIC PRESSURE IN THE LIQUID IN THE FIRST COMPARTMENT ADJACENT THE PASSAGEWAY MEANS, AND (G) COLLECTING AND HOLDING ALL THE TRANFERRED LIQUID FRACTION WITHIN THE SECOND COMPARTMENT FOR A PERIOD DURING CENTRIFUGING.
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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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |