US3261333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam generator
Assignee: Combustion Engineering Inc
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Filing: 1964-09-28
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Granted: 1966-07-19
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Expires: 1984-09-28
Abstract
No abstract record available.
Inventors
- 👤 Jonakin James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:04
CPC Classifications
F; F22; F22G; F22G5/00; F22G5/02; F23; F23J; F23J1/00; F23J2700/00; F23J2700/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A METHOD OF BURNING COAL AND GENERATING STEAM IN AN APPARATUS HAVING A FIRST ZONE, A SECOND ZONE, AND NOZZLES FOR VARYING THE LOCATION OF SAID SECOND ZONE, WHEREIN THE TEMPERATURING OF THE STEAM MAY BE CONTROLLED COMPRISING: BURNING COAL IN A FIRST ZONE; SEPARATING SLAG FORMED DURING SUCH COMBUSTION FROM THE GASEOUS EFFLUENT; DRAINING THE SLAG FROM SAID FIRST ZONE; CONVEYING THE EFFLUENT FROM SAID FIRST ZONE TO A SECOND ZONE AND DIRECTING THE EFFLUENT INTO SAID SECOND ZONE THROUGH NOZZLES WHICH ARE DIRECTIONALLY ADJUSTABLE; PASSING WATER IN HEAT EXCHANGE RELATIONSHIP WITH SAID FIRST AND SECOND ZONES THEREBY GENERATING STEAM; SUBSEQUENTLY PASSING THE STEAM THUS GENERATED IN HEAT EXCHANGE RELATIONSHIP WITHT HE EFFLUENT FROM SAID SECOND ZONE AT A PRESELECTED LOCATION DOWNSTREAM OF SAID SECOND ZONE; SENSING THIS TEMPERATURE OF THE STEAM THUS HEATED; AND REGULATING THE DIRECTION OF INTRODUCTION OF THE EFFLUENT FROM SAID FIRST ZONE INTO SAID SECOND ZONE IN RESPONSE TO SAID SENSED TEMPERATURE WHEREBY THE STEAM TEMPERATURE MAY BE REGULATED AT A PREDETERMINED VALUE.
Claim 2
Independent Claim
169 words
A METHOD OF BURNING COAL AND GENERATING STEAM IN AN APPARATUS HAVING A FIRST ZONE, A SECOND ZONE, AND NOZZLES FOR VARYING THE LOCATION OF SAID SECOND ZONE, WHEREIN THE TEMPERATURING OF THE STEAM MAY BE CONTROLLED COMPRISING: BURNING COAL IN A FIRST ZONE; SEPARATING SLAG FORMED DURING SUCH COMBUSTION FROM THE GASEOUS EFFLUENT; DRAINING THE SLAG FROM SAID FIRST ZONE; CONVEYING THE EFFLUENT FROM SAID FIRST ZONE TO A SECOND ZONE AND DIRECTING THE EFFLUENT INTO SAID SECOND ZONE THROUGH NOZZLES WHICH ARE DIRECTIONALLY ADJUSTABLE; PASSING WATER IN HEAT EXCHANGE RELATIONSHIP WITH SAID FIRST AND SECOND ZONES THEREBY GENERATING STEAM; SUBSEQUENTLY PASSING THE STEAM THUS GENERATED IN HEAT EXCHANGE RELATIONSHIP WITHT HE EFFLUENT FROM SAID SECOND ZONE AT A PRESELECTED LOCATION DOWNSTREAM OF SAID SECOND ZONE; SENSING THIS TEMPERATURE OF THE STEAM THUS HEATED; AND REGULATING THE DIRECTION OF INTRODUCTION OF THE EFFLUENT FROM SAID FIRST ZONE INTO SAID SECOND ZONE IN RESPONSE TO SAID SENSED TEMPERATURE WHEREBY THE STEAM TEMPERATURE MAY BE REGULATED AT A PREDETERMINED VALUE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |