Patent US2748036A successfully refreshed from Google Patents.
US2748036A
Expired / Lapsed
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Method for providing a pressure responsive variable spray
Assignee: National Supply Co
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Filing: 1954-05-10
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Granted: 1956-05-29
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Expires: 1974-05-10
Abstract
No abstract record available.
Inventors
- 👤 Roy H Deitrickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:26
CPC Classifications
F; F15; F15B; F15B21/00; Y; Y10; Y10S; Y10S203/00; Y10S203/19; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86348; Y10T137/86372
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
THE METHOD FOR THE INTRODUCTION OF CONSTANT PRESSURE ANTI-CORROSIVE MAKE-UP LIQUID INTO A SPHERICAL PRESSURE TANK THAT IS SUBJECT TO SUBSTANTIAL CHANGES OF INTERIOR PRESSURE AND VOLUME OF LIQUID THEREIN AND THAT IS SUBJECT TO CORROSION ON ITS WALLS, SAID METHOD CONSISTING OF INTRODUCING INTO SAID TANK AT ITS UPPER CENTER, A CIRCULAR, OUTWARDLY DIRECTED SPRAY OF MAKE-UP LIQUID COMPRISING A MATERIAL THAT IS ANTI-CORROSIVE TO THE INTERIOR SURFACE OF SAID TANK, MAINTAINING A CONSTANT PRESSURE ON THE MAKEUP LIQUID BEING SUPPLIED TO SAID SPRAY AND VARYING THE VERTICAL CROSS SECTIONAL AREA OF SAID SPRAY INVERSELY TO THE VOLUME OF LIQUID AND THE PRESSURE IN SAID TANK WHEREBY SAID SPRAY IMPINGES ON THE WALLS OF SAID TANK AT A HIGH POINT WHEN THE PRESSURE THEREIN IS HIGH AND AT A LOWER POINT WHEN THE PRESSURE IN SAID TANK IS REDUCED AND A FLUCTUATING TANK PRESSURE CAUSES SAID SPRAY TO SWEEP VERTICALLY OVER SAID WALLS.
Claim 2
Independent Claim
154 words
THE METHOD FOR THE INTRODUCTION OF CONSTANT PRESSURE ANTI-CORROSIVE MAKE-UP LIQUID INTO A SPHERICAL PRESSURE TANK THAT IS SUBJECT TO SUBSTANTIAL CHANGES OF INTERIOR PRESSURE AND VOLUME OF LIQUID THEREIN AND THAT IS SUBJECT TO CORROSION ON ITS WALLS, SAID METHOD CONSISTING OF INTRODUCING INTO SAID TANK AT ITS UPPER CENTER, A CIRCULAR, OUTWARDLY DIRECTED SPRAY OF MAKE-UP LIQUID COMPRISING A MATERIAL THAT IS ANTI-CORROSIVE TO THE INTERIOR SURFACE OF SAID TANK, MAINTAINING A CONSTANT PRESSURE ON THE MAKEUP LIQUID BEING SUPPLIED TO SAID SPRAY AND VARYING THE VERTICAL CROSS SECTIONAL AREA OF SAID SPRAY INVERSELY TO THE VOLUME OF LIQUID AND THE PRESSURE IN SAID TANK WHEREBY SAID SPRAY IMPINGES ON THE WALLS OF SAID TANK AT A HIGH POINT WHEN THE PRESSURE THEREIN IS HIGH AND AT A LOWER POINT WHEN THE PRESSURE IN SAID TANK IS REDUCED AND A FLUCTUATING TANK PRESSURE CAUSES SAID SPRAY TO SWEEP VERTICALLY OVER SAID WALLS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |