US3133877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods and apparatus for chlorination
Assignee: Individual
•
Filing: 1958-01-20
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Granted: 1964-05-19
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Expires: 1978-01-20
Abstract
No abstract record available.
Inventors
- 👤 Richard A Mixer
- 👤 Girand James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:17
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/72; C02F1/76; C02F1/763; B; B01; B01F; B01F23/00; B01F23/40; B01F23/45; B01F23/451; B01F23/48; B01F23/481; B01F25/00; B01F25/30; B01F25/31; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0324; Y10T137/0329
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A METHOD OF INJECTING LIQUIFIED GAS INTO A LIQUID TO BE TREATED COMPRISING THE STEPS OF SUPPLYING LIQUID GAS AT A PRESSURE SUFFICIENT TO MAINTAIN THE GAS IN THE LIQUID STATE, METERING A PORTION OF SAID LIQUID GAS TO BE ADDED TO THE LIQUID BEING TREATED, RAISING THE PRESSURE OF SAID METERED LIQUID GAS TO A LEVEL ABOVE THE PRESSURE OF BOTH OF THE SUPPLIED LIQUID GAS AND THE LIQUID TO BE TREATED, AND INJECTING THE LIQUID GAS INTO THE LIQUID BEING TREATED.
Claim 2
Independent Claim
83 words
A METHOD OF INJECTING LIQUIFIED GAS INTO A LIQUID TO BE TREATED COMPRISING THE STEPS OF SUPPLYING LIQUID GAS AT A PRESSURE SUFFICIENT TO MAINTAIN THE GAS IN THE LIQUID STATE, METERING A PORTION OF SAID LIQUID GAS TO BE ADDED TO THE LIQUID BEING TREATED, RAISING THE PRESSURE OF SAID METERED LIQUID GAS TO A LEVEL ABOVE THE PRESSURE OF BOTH OF THE SUPPLIED LIQUID GAS AND THE LIQUID TO BE TREATED, AND INJECTING THE LIQUID GAS INTO THE LIQUID BEING TREATED.
References Cited (Backward Citations)
US1007647A
Cited
US1142361A
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US1609757A
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US1962571A
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US2272818A
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US2606150A
Cited
US2678541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |