US3097076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of concentration of solutes
Assignee: Individual
•
Filing: 1958-03-07
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Granted: 1963-07-09
•
Expires: 1978-03-07
Abstract
No abstract record available.
Inventors
- 👤 Allen F Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:30
CPC Classifications
B; B01; B01D; B01D61/00; B01D1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
A PROCESS FOR INCREASING THE CONCENTRATION OF A SOLUTE CONTENT IN ONE PROTION OF A SOLUTION WHILE DECREASING THE CONCENTRATION IN ANOTHER PORTION OF THE SOLUTION COMPRISING THE STEPS OF ADDING TO A FIRST PORTION OF THE SOLUTION IN PREDETERMINED CONDITION ANOTHER SOLUTE WHICH CHANGES THE SOLUBILITY IN THE SOLVENT OF THE SOLUTE TO BE VARIED AND INTRODUCING SAID TREATED PORTON INTO ONE COMPARTMENT OF A CONCENTRATION CELL HAVING TWO COMPARTMENTS SEPARATED BY A MEMBRANE PERMEABLE TO THE SOLUTE TO BE VARIED AND IMPERMEABLE OR ONLY SLOWLY PERMEABLE TO THE ADDED SOLUTE, INTRODUCING AN UNTREATED PORTION OF THE SOLUTION TO THE OUTER COMPARTMENT FOR THE TRANSFERENCE OF THE FIRST SOLUTE THROUGH SAID MEMBRANE FROM THE TREATED PORTION TO THE UNTREATED PORTION, CARRYING SAID TRANSFERENCE TO A PREDETERMINED RANGE OF CONCENTRATION OF SAID TREATED PORTION PERMITTING REDUCTION OF SAID ADDED SOLUTE BY SOLVENT EXTRACTION, SEPARATELY REMOVING SAID TREATED AND UNTREATED PORTIONS OF THE SOLUTION FROM THE CELL AND REMOVING SAID ADDED SOLUTE FROM SAID TREATED PORTION TO REESTABLISH THE CONDITION OF SAID TREATED PORTION PRIOR TO SAID ADDING OF ANOTHER SOLUTE EXCEPT FOR THE CONCENTRATION OF TH SOLUTE TO BE VARIED.
Claim 2
Dependent Claim
190 words
A PROCESS FOR INCREASING THE CONCENTRATION OF A SOLUTE CONTENT IN ONE PROTION OF A SOLUTION WHILE DECREASING THE CONCENTRATION IN ANOTHER PORTION OF THE SOLUTION COMPRISING THE STEPS OF ADDING TO A FIRST PORTION OF THE SOLUTION IN PREDETERMINED CONDITION ANOTHER SOLUTE WHICH CHANGES THE SOLUBILITY IN THE SOLVENT OF THE SOLUTE TO BE VARIED AND INTRODUCING SAID TREATED PORTON INTO ONE COMPARTMENT OF A CONCENTRATION CELL HAVING TWO COMPARTMENTS SEPARATED BY A MEMBRANE PERMEABLE TO THE SOLUTE TO BE VARIED AND IMPERMEABLE OR ONLY SLOWLY PERMEABLE TO THE ADDED SOLUTE, INTRODUCING AN UNTREATED PORTION OF THE SOLUTION TO THE OUTER COMPARTMENT FOR THE TRANSFERENCE OF THE FIRST SOLUTE THROUGH SAID MEMBRANE FROM THE TREATED PORTION TO THE UNTREATED PORTION, CARRYING SAID TRANSFERENCE TO A PREDETERMINED RANGE OF CONCENTRATION OF SAID TREATED PORTION PERMITTING REDUCTION OF SAID ADDED SOLUTE BY SOLVENT EXTRACTION, SEPARATELY REMOVING SAID TREATED AND UNTREATED PORTIONS OF THE SOLUTION FROM THE CELL AND REMOVING SAID ADDED SOLUTE FROM SAID TREATED PORTION TO REESTABLISH THE CONDITION OF SAID TREATED PORTION PRIOR TO SAID ADDING OF ANOTHER SOLUTE EXCEPT FOR THE CONCENTRATION OF TH SOLUTE TO BE VARIED.
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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |