US3195872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burner constructions for hot blast stoves
Assignee: Zimmermann and Jansen GmbH
•
Filing: 1963-02-04
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Granted: 1965-07-20
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Expires: 1983-02-04
Abstract
No abstract record available.
Inventors
- 👤 Schneider Heinz
- 👤 Walther Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:30
CPC Classifications
C; C21; C21B; C21B9/00; C21B9/10; C21B9/12; F; F23; F23C; F23C1/00; F23C1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A BURNER HEAD COMPRISING A FIRST TUBULAR MEMBER PROVIDED WITH MIXING CONFORMATIONS FORMED AT ONE END THEREOF AND DEFINING A FIRST FLUIE FLOW PATH, A SECOND TUBULAR MEMBER SURROUNDING THE FIRST TUBULAR MEMBER AND DEFINING WITH THE FIRST TUBULAR MEMBER A SECOND FLUID FLOW PATH, SAID MIXING CONFORMATIONS COMPRISING A FIRST SERIES OF ELONGATED GUIDE CHANNELS HAVING INLET ENDS LOCATED WITHIN THE FIRST TUBULAR MEMBER AND OUTLET ENDS LOCATED IN THE SECOND FLUID FLOW PATH AND DIRECTING FLUID FROM THE FIRST FLUID FLOW PATH INTO THE SECOND FLUID FLOW PATH, AND A SECOND SERIES OF ELONGATED GUIDE CHANNELS HAVING INLET ENDS LOCATED BETWEEN THE FIRST AND SECOND TUBULAR MEMBERS AND OUTLET ENDS LOCATED IN THE FIRST FLUID FLOW PATH AND DIRECTING FLUID FROM THE SECOND FLUID FLOW PATH INTO THE FIRST FLUID FLOW PATH.
Claim 2
Dependent Claim
134 words
A BURNER HEAD COMPRISING A FIRST TUBULAR MEMBER PROVIDED WITH MIXING CONFORMATIONS FORMED AT ONE END THEREOF AND DEFINING A FIRST FLUIE FLOW PATH, A SECOND TUBULAR MEMBER SURROUNDING THE FIRST TUBULAR MEMBER AND DEFINING WITH THE FIRST TUBULAR MEMBER A SECOND FLUID FLOW PATH, SAID MIXING CONFORMATIONS COMPRISING A FIRST SERIES OF ELONGATED GUIDE CHANNELS HAVING INLET ENDS LOCATED WITHIN THE FIRST TUBULAR MEMBER AND OUTLET ENDS LOCATED IN THE SECOND FLUID FLOW PATH AND DIRECTING FLUID FROM THE FIRST FLUID FLOW PATH INTO THE SECOND FLUID FLOW PATH, AND A SECOND SERIES OF ELONGATED GUIDE CHANNELS HAVING INLET ENDS LOCATED BETWEEN THE FIRST AND SECOND TUBULAR MEMBERS AND OUTLET ENDS LOCATED IN THE FIRST FLUID FLOW PATH AND DIRECTING FLUID FROM THE SECOND FLUID FLOW PATH INTO THE FIRST FLUID FLOW PATH.
References Cited (Backward Citations)
US2713894A
Cited
FR515109A
Cited
US1760050A
Cited
US1713313A
Cited
US1963009A
Cited
US1963010A
Cited
US2090771A
Cited
DE683439C
Cited
FR917802A
Cited
US2627307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |