US3355253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-tube burner
Assignee: Titan GmbH
•
Filing: 1964-04-10
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Granted: 1967-11-28
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Expires: 1984-04-10
Abstract
No abstract record available.
Inventors
- 👤 Tillmann Margarete
- 👤 Kulling Achim
- 👤 Hitzemann Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:31
CPC Classifications
C; C01; C01B; C01B13/00; C01B13/14; C01B13/20; C01B13/22; C01B33/00; C01B33/113; C01B33/12; C01B33/18; C01B33/181; C01B33/183; C01G; C01G23/00; C01G23/04; C01G23/047; C01G23/07; C01P; C01P2006/00; C01P2006/60; C01P2006/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A MULTI-TUBE BURNER FOR USE IN THE MANUFACTURE OF FINE PARTICLE SIZE TIO2 BY COMBUSTION OF GASEOUS TICL4 WITH OXYGEN, OR OXYGEN CONTAINING GASES, IN A REACTION CHAMBER IN THE PRESENCE OF AN AUXILIARY FLAME FR MAINTAINING COMBUSTION, SAID BURNER COMPRISING AT LEAST THREE TUBULAR MEMBERS ARRANGED COAXIALY AND WITH THEIR WALLS SPACED RADIALLY WITH RESPECT TO EACH OTHER THEREBY PROVIDING ANNULAR GAS PASSAGE BETWEEN THE RESPECTIVE TUBES, THE GASEOUS TICL4 BEING FED THROUGH THE INNERMOST TUBE OF THE BURNER, AND THE OXYGEN OR OXYGEN CONTAINING GASES AND THE COMBUSTIBLE GAS BEING FED THROUGH THE ANNULAR GAS PASSAGES SURROUNDING THE INNERMOST TUBE OF THE BURNER, THE OUTERMOST TUBE OF SAID BURNER BEING CONSTRUCTED WITH AN EXTENSION PROVIDED WITH A RESTRICTED
Claim 2
Dependent Claim
120 words
A MULTI-TUBE BURNER FOR USE IN THE MANUFACTURE OF FINE PARTICLE SIZE TIO2 BY COMBUSTION OF GASEOUS TICL4 WITH OXYGEN, OR OXYGEN CONTAINING GASES, IN A REACTION CHAMBER IN THE PRESENCE OF AN AUXILIARY FLAME FR MAINTAINING COMBUSTION, SAID BURNER COMPRISING AT LEAST THREE TUBULAR MEMBERS ARRANGED COAXIALY AND WITH THEIR WALLS SPACED RADIALLY WITH RESPECT TO EACH OTHER THEREBY PROVIDING ANNULAR GAS PASSAGE BETWEEN THE RESPECTIVE TUBES, THE GASEOUS TICL4 BEING FED THROUGH THE INNERMOST TUBE OF THE BURNER, AND THE OXYGEN OR OXYGEN CONTAINING GASES AND THE COMBUSTIBLE GAS BEING FED THROUGH THE ANNULAR GAS PASSAGES SURROUNDING THE INNERMOST TUBE OF THE BURNER, THE OUTERMOST TUBE OF SAID BURNER BEING CONSTRUCTED WITH AN EXTENSION PROVIDED WITH A RESTRICTED
References Cited (Backward Citations)
US3069281A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |