US2960448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of hydrogen peroxide
Assignee: Columbia Southern Chemical Corp
•
Filing: 1958-05-23
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Granted: 1960-11-15
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Expires: 1978-05-23
Abstract
No abstract record available.
Inventors
- 👤 William S Straub
- 👤 Charles J Sindlinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:18
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/01; C01B15/013
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A METHOD OF VAPORIZING HYDROGEN PEROXIDE WHICH COMPRISES HEATING AQUEOUS HYDROGEN PEROXIDE SOLUTION IIN A VAPORIZER TO PARTIALLY VAPORIZE SAID SOLUTION, DISCHARGING A MIXTURE OF THE RESULTING VAPORS AND UNVAPORIZED HYDROGEN PEROXIDE SOLUTION FROM THE UPPER PORTION OF SAID VAPORIZER WHILE MAINTAINING A BODY OF SAID SOLUTION IN A LOWER PORTION THEREOF, DELIVERING SAID MIXTURE TO A SEPARATOR AND SEPARATING VAPOR FROM UNVAPORIZED HYDROGEN PEROXIDE SOLUTION,DELIVERING THE UNVAPORIZED HYDROGEN PEROXIDE SOLUTION TO SAID BODY IN SAID VAPORIZER BELOW THE POINT AT WHICH SAID VAPORS ARE FORMED, DELIVERING HYDROGEN PEROXIDE FEED SOLUTION TO BE VAPORIZED TO A RESERVOIR, MAINTAINING THE LEVEL OF SAID FEED SOLUTION IN SAID RESERVOIR THE SAME AS THAT IN THE VAPORIZER AND THE WEIGHT OF FEED SOLUTION IN SAID RESERVOIR AT LEAST 5 TIMES THE COMBINED WEIGHT OF LIQUID IN SAID BODY OF LIQUID IN SAID VAPORIZER.
Claim 2
Independent Claim
140 words
A METHOD OF VAPORIZING HYDROGEN PEROXIDE WHICH COMPRISES HEATING AQUEOUS HYDROGEN PEROXIDE SOLUTION IIN A VAPORIZER TO PARTIALLY VAPORIZE SAID SOLUTION, DISCHARGING A MIXTURE OF THE RESULTING VAPORS AND UNVAPORIZED HYDROGEN PEROXIDE SOLUTION FROM THE UPPER PORTION OF SAID VAPORIZER WHILE MAINTAINING A BODY OF SAID SOLUTION IN A LOWER PORTION THEREOF, DELIVERING SAID MIXTURE TO A SEPARATOR AND SEPARATING VAPOR FROM UNVAPORIZED HYDROGEN PEROXIDE SOLUTION,DELIVERING THE UNVAPORIZED HYDROGEN PEROXIDE SOLUTION TO SAID BODY IN SAID VAPORIZER BELOW THE POINT AT WHICH SAID VAPORS ARE FORMED, DELIVERING HYDROGEN PEROXIDE FEED SOLUTION TO BE VAPORIZED TO A RESERVOIR, MAINTAINING THE LEVEL OF SAID FEED SOLUTION IN SAID RESERVOIR THE SAME AS THAT IN THE VAPORIZER AND THE WEIGHT OF FEED SOLUTION IN SAID RESERVOIR AT LEAST 5 TIMES THE COMBINED WEIGHT OF LIQUID IN SAID BODY OF LIQUID IN SAID VAPORIZER.
References Cited (Backward Citations)
US2479267A
Cited
US2741584A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |