US3205699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for determining crystallization point
Assignee: Akzona Inc
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Filing: 1962-07-31
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Granted: 1965-09-14
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Expires: 1982-07-31
Abstract
No abstract record available.
Inventors
- 👤 Leendert Van Assendelft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:35
CPC Classifications
B; B01; B01D; B01D9/00; B01D9/0063; G; G01; G01N; G01N25/00; G01N25/02; G01N25/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
APPARATUS FOR CONTINUOUSLY DETERMINING THE CRYSTALLIZATIN POINT OF CIRCULATING SOLUTION OCMPRISING A CONDUIT FOR CARRYING SAID SOLUTIN, A COOLING JACKET SURROUNDING SAID CONDUIT PROVIDED WITH LIQUID INLET AND OUTLET MEANS, SAID INLET MEANS BEING ADJUSTABLE FOR CON ROOLLING THE FLOW OF COOLING LIQUID INTO SIAD COOLING JACKET, RECEIVING SOLUTION THEREFORM, SOLUTION DISCHARGE MEANS CONNECTED WITH SAID CHAMBER, A SEDIMENT LEVEL INDICATOR POSITIONED IN SAID CHAMBER FOR INDICATION A SURFACE LEVEL OF CYRSTALS DEPOSTED THEREIN, MEANS CONNECTED TO SAID SEDIMENT LEVEL INDICATOR FOR ADJUSTING AID INLET MEANS TO MAINTAIN SAID LEVEL SUSTANTIALY CONSTANT, AND A THERMOMETER POSITIONED WITHIN SAID CHAMBER FOR CONTINUOUSLY DETERMINING THE CRYSTALLIZATION POINT OF SAID SOLUTION.
Claim 2
Dependent Claim
108 words
APPARATUS FOR CONTINUOUSLY DETERMINING THE CRYSTALLIZATIN POINT OF CIRCULATING SOLUTION OCMPRISING A CONDUIT FOR CARRYING SAID SOLUTIN, A COOLING JACKET SURROUNDING SAID CONDUIT PROVIDED WITH LIQUID INLET AND OUTLET MEANS, SAID INLET MEANS BEING ADJUSTABLE FOR CON ROOLLING THE FLOW OF COOLING LIQUID INTO SIAD COOLING JACKET, RECEIVING SOLUTION THEREFORM, SOLUTION DISCHARGE MEANS CONNECTED WITH SAID CHAMBER, A SEDIMENT LEVEL INDICATOR POSITIONED IN SAID CHAMBER FOR INDICATION A SURFACE LEVEL OF CYRSTALS DEPOSTED THEREIN, MEANS CONNECTED TO SAID SEDIMENT LEVEL INDICATOR FOR ADJUSTING AID INLET MEANS TO MAINTAIN SAID LEVEL SUSTANTIALY CONSTANT, AND A THERMOMETER POSITIONED WITHIN SAID CHAMBER FOR CONTINUOUSLY DETERMINING THE CRYSTALLIZATION POINT OF SAID SOLUTION.
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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |