Support pillar for fluid bed grid
Abstract
Abstract A SUPPORT PILLAR ADAPTED TO BE POSITIONED IN THE PLENUM CHAMBER OF A FLUIDIZED SOLIDS REACTOR WHICH IS OF LARGE SIZE AND USED FOR CARRYING OUT HIGH TEMPERATURE REACTIONS. THE PILLAR IS MADE UP OF A PLURALITY OF STACKABLE BLOCKS EACH OF WHICH IS PROVIDES WITH A LONGITUDINAL BORE. EACH BLOCK HAS A PLURALITY OF RECESSES ON ITS TOP SURFACES EXTENDING FROM THE LONGIRUDINAL BORE TO THE OUTER PERIPHERY OF THE BLOCK. THE TOP SURFACE OF THE BLOCK IS PROVIDED WITH A RAISED PORTION AND THE BOTTOM SURFACE IS PROVIDED WITH RECESS ADAPTED TO RECEIVE THE RAISED PORTION ON THE TOP SURFACE OF AN ADJACENT BLOCK WHEN THE BLOCKS ARE STACKED. WHEN THE BLOCKS ARE STOCKED, THE PROVIDED FLOW PASSAGES WHICH PROVIDE COMMUNICATION BETWEEN THE PLENUM CHAM- BER AND THE INSIDE OF THE COLUMN TO THEREBY EQUALIZED THE TEMPERATURE THROUGHOUT THE COLUMN. THE LONGITUDINAL BORE THROUGH THE COLUMN COMMUNICATES WITH PASSAGES IN THE GRID OF THE REACTOR.
Inventors
- 👤 W Kramer
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) | 1976-12-31 | 1977-07-02 | 1978-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-31 | 1981-07-02 | 1982-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-31 | 1985-07-02 | 1986-01-01 | $7700.00 | Window Closed / Lapsed |