Patent US3428413A successfully refreshed from Google Patents.
US3428413A
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Liquid compensating apparatus for use in combination with a liquid sterilization and racking system
Assignee: Sulzer AG
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Filing: 1966-01-03
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Granted: 1969-02-18
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Expires: 1986-01-03
Abstract
No abstract record available.
Inventors
- 👤 Martin Froelich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:29
CPC Classifications
B; B65; B65B; B65B3/00; B65B3/003; A; A61; A61L; A61L2/00; B65B55/00; B65B55/02; B65B55/12; B65B55/18; B67; B67C; B67C7/00; B67C7/0073; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A LIQUID COMPENSATING APPARATUS FOR MAINTAINING A CONSTANT PRESSURE ON A FLOW OF STERILIZED LIQUID IN A FLOW PATH, SAID APPARATUS COMPRISING: A COMPENSATING TANK FOR CONNECTION AT A LOWER PORTION THEREOF TO A FLOW PATH FROM A STERILIZATION PLANT TO A RACKING STATION, SAID COMPENSATING TANK HAVING AN ENCLOSED INTERIOR FOR STORING STERILIZED LIQUID FROM THE STERILIZATION PLANT, MEANS INCLUDING A STERILE GAS FILTER IN COMMUNICATION WITH THE UPPER PORTION OF SAID INTERIOR OF SIAD COMPENSATING TANK FOR SUPPLYING STERILIZED HIGH PRESSURE GAS THERETO ABOVE STORED STERILIZED LIQUID, A PRESSURE SENSING ELEMENT FOR SENSING THE PRESSURE AT SAID LOWER PORTION OF SAID COMPENSATING TANK, AND MEANS RESPONSIVE TO SAID PRESSURE SENSING ELEMENT FOR VARYING THE PRESSURE OF SAID STERILIZED GAS IN SAID COMPENSATING TANK TO MAINTAIN A CONSTANT PRESSURE
Claim 2
Dependent Claim
130 words
A LIQUID COMPENSATING APPARATUS FOR MAINTAINING A CONSTANT PRESSURE ON A FLOW OF STERILIZED LIQUID IN A FLOW PATH, SAID APPARATUS COMPRISING: A COMPENSATING TANK FOR CONNECTION AT A LOWER PORTION THEREOF TO A FLOW PATH FROM A STERILIZATION PLANT TO A RACKING STATION, SAID COMPENSATING TANK HAVING AN ENCLOSED INTERIOR FOR STORING STERILIZED LIQUID FROM THE STERILIZATION PLANT, MEANS INCLUDING A STERILE GAS FILTER IN COMMUNICATION WITH THE UPPER PORTION OF SAID INTERIOR OF SIAD COMPENSATING TANK FOR SUPPLYING STERILIZED HIGH PRESSURE GAS THERETO ABOVE STORED STERILIZED LIQUID, A PRESSURE SENSING ELEMENT FOR SENSING THE PRESSURE AT SAID LOWER PORTION OF SAID COMPENSATING TANK, AND MEANS RESPONSIVE TO SAID PRESSURE SENSING ELEMENT FOR VARYING THE PRESSURE OF SAID STERILIZED GAS IN SAID COMPENSATING TANK TO MAINTAIN A CONSTANT PRESSURE
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) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |