Patent US3211368A successfully refreshed from Google Patents.
US3211368A
Expired / Lapsed
US
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Method and apparatus for treating liquid mixtures
Assignee: Individual
•
Filing: 1962-11-05
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Granted: 1965-10-12
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Expires: 1982-11-05
Abstract
No abstract record available.
Inventors
- 👤 James J Sbanely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:10
CPC Classifications
B; B01; B01D; B01D17/00; B01D17/02; B01D17/0217; B01D21/00; B01D21/26; B01D21/262; B04; B04B; B04B5/00; B04B5/02; B04B5/04; B04B5/0407; B04B5/0428; B04B5/0442; B01D2221/00; B01D2221/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
THE METHOD OF SEPARATING LIQUID MIXTURES INTO FRACTIONS OF GREATER DENSITY AND LESSER DENSITY IN A CENTRIFUGE HAVING AN AXIS OF REVOLUTION, COMPRISING THE STEPS OF (A) COLLECTING LIQUID MIXTURE IN A COMPARTMENT IN A CENTRIFUGE ELEMENT, (B) REVOLVING THE CENTRIFUGE ELEMENT AROUNT THE AXIS OF REVOLU TION FOR A PERIOD OF TIME UNTIL A FIRST FRACTIONAL LIQUID BODY OF MORE DENSE FRACTION IS FORMED RESING AGAINST A WALL OF THE COMPARTMENT REMOTE FROM THE AXIS OF REVOLUTION AND A SECOND FRACTIONAL LIQUID BODY OF LESS DENSE FRACTION IS FORMED SUPPORTED BY THE FIRST LIQUID BODY AND BETWEEN THE FIRST LIQUID BODY AND THE AXIS OF REVOLUTION. (C) THEN WHILE CONTINUING TO REVOLVE THE CENTRIFUGE ELEMENT AROUND THE AXIS OF REVOLUTION TO MAINTAIN THE FRACTIONS SEPARATED MOVING LIQUID FRACTION OUT OF THE COMPARTMENT, AND (D) UTILIZING CHANGE IN INTENSITY OF A BEAM OF RADIANT ENERGY PASSING THROUGH MOVING LIQUID FRACTION CAUSED BY CHANGE IN DENSITY OF MOVING LIQUID FRACTION TO STOP FLOW OF LIQUID FRACTION OUT OF THE COMPARTMENT.
Claim 2
Independent Claim
169 words
THE METHOD OF SEPARATING LIQUID MIXTURES INTO FRACTIONS OF GREATER DENSITY AND LESSER DENSITY IN A CENTRIFUGE HAVING AN AXIS OF REVOLUTION, COMPRISING THE STEPS OF (A) COLLECTING LIQUID MIXTURE IN A COMPARTMENT IN A CENTRIFUGE ELEMENT, (B) REVOLVING THE CENTRIFUGE ELEMENT AROUNT THE AXIS OF REVOLU TION FOR A PERIOD OF TIME UNTIL A FIRST FRACTIONAL LIQUID BODY OF MORE DENSE FRACTION IS FORMED RESING AGAINST A WALL OF THE COMPARTMENT REMOTE FROM THE AXIS OF REVOLUTION AND A SECOND FRACTIONAL LIQUID BODY OF LESS DENSE FRACTION IS FORMED SUPPORTED BY THE FIRST LIQUID BODY AND BETWEEN THE FIRST LIQUID BODY AND THE AXIS OF REVOLUTION. (C) THEN WHILE CONTINUING TO REVOLVE THE CENTRIFUGE ELEMENT AROUND THE AXIS OF REVOLUTION TO MAINTAIN THE FRACTIONS SEPARATED MOVING LIQUID FRACTION OUT OF THE COMPARTMENT, AND (D) UTILIZING CHANGE IN INTENSITY OF A BEAM OF RADIANT ENERGY PASSING THROUGH MOVING LIQUID FRACTION CAUSED BY CHANGE IN DENSITY OF MOVING LIQUID FRACTION TO STOP FLOW OF LIQUID FRACTION OUT OF THE COMPARTMENT.
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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) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |