Patent US2524661A successfully refreshed from Google Patents.
US3081909A
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Apparatus and process for continuous proportioning of multi-component mixtures
Assignee: Hooker Chemical Corp
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Filing: 1959-06-09
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Granted: 1963-03-19
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Expires: 1979-06-09
Abstract
No abstract record available.
Inventors
- 👤 Hooker Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:57
CPC Classifications
G; G05; G05D; G05D11/00; G05D11/02; G05D11/13; G05D11/131; G05D11/132
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
113 words
A PROCESS FOR ESTABLISHING A DESIRED RATIO OF COMPONENTS, AND FOR PUMPING A DESIRED TOTAL DELIVERY RATE OF A MULTI-COMPONENT MIXTURE WHILE MAINTAINING THE SAID RATIO BETWEEN SAID COMPONENTS COMPRISING: FEEDING EACH COMPONENT FROM A SEPARATE RESERVOIR TO A SEPARATE POSITIVE DELIVERY PUMP, DRIVING EACH POSITIVE DELIVERY PUMP FROM A COMMON DRIVE SHAFT ACTIVATED BY A PRIME MOVER, ADJUSTING THE DELIVERY RATE OF AT LEAST TWO OF SAID PUMPS TO PROVIDE THE DESIRED RATIO OF THE COMPONENTS TRANSFERRED BY THESE PUMPS, SEPARATELY ADJUSTING THE DELIVERY RATE OF AT LEAST ONE PUMP TO PROVIDE SAID DESIRED RATIO OF COMPONENTS, AND DRIVING SAID PRIMER MOVER AT THE SPEED WHICH DELIVERS SAID DESIRED TOTAL DELIVERY RATE.
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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |