US3679556A
Expired / Lapsed
US
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Device for treating disperse systems
Assignee: DR RICHARD EIFER WIRTSCHAFTSPRUFUNGSGESELLSCHAFT und STEUERBERATUNGS GMBH
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Filing: 1971-01-06
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Granted: 1972-07-25
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Expires: 1991-01-06
Abstract
Abstract THE INVENTION PROVIDES A METHOD OF AND A DEVICE FOR TREATING DISPERSE SYSTEMS, PREFERABLY LIQUIDS, PARTICULARLY BEER, WHICH DEVICE COMPRISES AT LEAST ONE CASCADE CONTAINER HAVING AN INLET AND AN OUTLET FOR THE SYSTEMS TO BE TREATED, A PLURALITY OF CASCADE BARRIERS IN THE FORM OF POSITIVE AND NEGATIVE CARBON ELECTRODES, AND AN INDUCTION COIL CONNECTED TO SAID CASCADE CONTAINER ON THE UPSTREAM SIDE OF SAID INLET, SAID INDUCTION COIL AND SAID NEGATIVE CARBON ELECTRODES BEING GROUNDED IN SERIES. D R A W I N G
Inventors
- 👤 Heinz Doevenspeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:19
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/48; A; A23; A23B; A23B2/00; A23B2/60; B; B01; B01J; B01J19/00; B01J19/08; B01J19/087; B01J19/088; B01J19/28; C12; C12H; C12H1/00; C12H1/12; C12H1/16; C12H1/165; B01J2219/00; B01J2219/00049; B01J2219/00162; B01J2219/18; B01J2219/182; C02F1/38; C02F1/46; C02F1/461; C02F1/463; C02F1/52; C02F2201/00; C02F2201/46; C02F2201/461; C02F2201/46105; C02F2201/4616; C02F2201/46175; C02F2201/48; C02F2303/00; C02F2303/04; Y; Y10; Y10S; Y10S204/00; Y10S204/05
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |