Device for extracting electrophoretically separated substances
Abstract
Abstract A process and device for carrying out the extraction of electrophoretically separated substances by means of a flowing extraction liquid which comprises a substantially perpendicular separating chamber having a substantially elongated rectangular cross section, an extraction chamber comprising a plate having an opening, the longitudinal and transverse measurements of said extraction chamber corresponding substantially to the inside measurements of the cross section of said separating chamber, the front sides of said separating chamber having a continuous channel for the feeding in and discharge of said extraction liquid toward and away from said extraction chamber, said channels meeting said plate perpendicularly and conduit means in said chamber for the feeding in and discharge of the extraction liquid.
Inventors
- 👤 S Nees
- 👤 W Schmidt
Bibliographic Details
Claims Analysis
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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) | 1977-07-01 | 1977-12-31 | 1978-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-01 | 1981-12-31 | 1982-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-01 | 1985-12-31 | 1986-07-02 | $7700.00 | Window Closed / Lapsed |