Patent US3224845A successfully refreshed from Google Patents.
US3224845A
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US
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Controlled wetting oex n nonxaqueous f fluids
Assignee: —
•
Filing: —
•
Granted: 1965-12-21
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Expires: 1982-12-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:03
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/0006; B01D; B01D15/00; B01D53/00; B01D53/26; B01D53/261; B01J20/00; B01J20/30; B01J20/34; B01J20/3483; C; C02; C02F; C02F2101/00; C02F2101/30; C02F2101/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A METHOD OF CONTINUOUSLY PREPARING A SOLUTION CONTAINING A SELECTED CONCENTRATION OF WATER DISSOLVED IN A NON-AQUEOUS FLUID WHICH COMPRISES THE STEPS OF: (A) DEHYDRATING A FEED STREAM OF SAID FLUID CONTAINING DISSOLVED WATER WITHIN A DEHYDRATING ZONE AND THEREIN REDUCING THE WATER CONCENTRATION TO A SUBSTANTIALLY CONSTANT LEVEL BELOW SAID CONCENTRATION, AND MEASURING THE FLOW RATE OF SAID FLUID, (B) FLOWING THE DEHYDRATED FLUID STREAM THROUGH A WETTING BED DURING SAID FLOW OF THE DEHYDRATED FLUID THERETHROUGH AND AT A POINT FOR FLOW THROUGH THE BED CONCURRENTLY WITH SAID STREAM OF GRANULAR ADSORBENT, (C) INTRODUCING INTO SAID WETTING BED A CONTROLLED AMOUNT OF WATER RESPONSIBELY TO SAID FLOW MEASUREMENT, AND (D) CONTINUOUSLY DISCHARGING FROM SAID BED AN EFFLUENT SOLUTION STREAM CONSISTING OF SAID FLUID AND WATER DISSOLVED THEREIN IN THE SAID CONCENTRATION.
Claim 2
Independent Claim
133 words
A METHOD OF CONTINUOUSLY PREPARING A SOLUTION CONTAINING A SELECTED CONCENTRATION OF WATER DISSOLVED IN A NON-AQUEOUS FLUID WHICH COMPRISES THE STEPS OF: (A) DEHYDRATING A FEED STREAM OF SAID FLUID CONTAINING DISSOLVED WATER WITHIN A DEHYDRATING ZONE AND THEREIN REDUCING THE WATER CONCENTRATION TO A SUBSTANTIALLY CONSTANT LEVEL BELOW SAID CONCENTRATION, AND MEASURING THE FLOW RATE OF SAID FLUID, (B) FLOWING THE DEHYDRATED FLUID STREAM THROUGH A WETTING BED DURING SAID FLOW OF THE DEHYDRATED FLUID THERETHROUGH AND AT A POINT FOR FLOW THROUGH THE BED CONCURRENTLY WITH SAID STREAM OF GRANULAR ADSORBENT, (C) INTRODUCING INTO SAID WETTING BED A CONTROLLED AMOUNT OF WATER RESPONSIBELY TO SAID FLOW MEASUREMENT, AND (D) CONTINUOUSLY DISCHARGING FROM SAID BED AN EFFLUENT SOLUTION STREAM CONSISTING OF SAID FLUID AND WATER DISSOLVED THEREIN IN THE SAID CONCENTRATION.
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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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |