Ammonia burner flow distributor
Abstract
Abstract UNIFORM FLOW TO AN AMMONIA BURNER GAUZE CATALYST IS ACHIEVED BY PROVIDING A SERIES OF TURNING VANES AND A SERIES OF TRUNCATED CONE GUIDE VANES IN COMMUNICATION WITH THE TURNING VANES. THE GUIDE VANES ARE DESIGNED SUCH THAT THE LENGTH TO DIAMETER RATIO OF THE VANES IS SMALL ENOUGH SO THAT FLOW SEPARATION IS MINIMIZED. TO ALLEVIATE THE EFFECTS OF ANY SMALL AMOUNT OF FLOW SEPARATION WHICH MAY OCCUR IN THE TURNING VANES, AND GUIDE VANES ARE POSITIONED SO THAT THEY ARE SLIGHTLY OFF-CENTER WITH RESPECT TO THE TURNING VANES. THE USE OF THE DEVICE OF THE INSTANT INVENTION LEADS TO IMPROVED OVERALL AMMONIA BURNER EFFICIENCY AND TO THE SUBSTANTIAL REDUCTION OF UNDESIRABLE SIDE REACTIONS.
Inventors
- 👤 Jack M Hochman
Bibliographic Details
Claims Analysis
Total Claims: 0References 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) | 1974-08-02 | 1975-02-01 | 1975-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-02 | 1979-02-01 | 1979-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-02 | 1983-02-01 | 1983-08-03 | $7700.00 | Window Closed / Lapsed |