Patent US4194409A successfully refreshed from Google Patents.
Patent US3370574A successfully refreshed from Google Patents.
US3370574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam generating apparatus
Assignee: SUPERIOR COMB IND Inc
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Filing: 1966-11-04
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Granted: 1968-02-27
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Expires: 1986-11-04
Abstract
No abstract record available.
Inventors
- 👤 Frank F Hohnholt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:14
CPC Classifications
F; F22; F22B; F22B37/00; F22B37/02; F22B37/26; F22B37/32; F22B37/322; F22B37/30; F22B37/303
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
IN A STEAM GENERATING APPARATUS HAVING A DRUM CONTAINING WATER AND STEAM, A STEAM OUTLET AT THE TOP OF SAID DRUM AND A NUMBER OF RISER TUBES ENTERING THE LOWER PORTION OF SAID DRUM; MEANS FOR CLEANING AND DRYING STEAM IN SAID DRUM INCLUDING A FIRST ELONGATED WALL MEMBER EXTENDING ALONG THE LENGTH OF DRUM AND LYING ARRANGED AT AN ANGLE TO THE VERTICAL, THE UPPER EDGE OF SAID WALL LYING AGAINST THE INTERIOR OF THE WALL OF SAID DRUM; A CORRUGATED BAFFLE PLATE ATTACHED OVER THE LOWER SIDE OF SAID FIRST WALL FORMING WITH SAID WALL A NUMBER OF SPACED PARALLEL INCLINED STEAM RISER PASSAGES, APERTURES, THROUGH SAID FIRST WALL NEAR THE UPPER END OF EACH OF SAID RISER PASSAGES, A CLOSURE AT THE END OF RISER PASSAGES; THE LOWER SIDES OF SAID CORRUGATED BAFFLE PLATE ALSO FORMING A PLURALITY OF INCLINED PARALLEL DOWNWARDLY DIRECTED STEAM PASSAGES INTERSPERSED WITH SAID FIRST-MENTIONED STEAM RISER; MEANS FORMING A STEAM ENTRANCE CHAMBER ABUTTING SAID CORRUGATED PLATE, SAID CHAMBER BEING FILLED WITH A WIRE MESH MATERIAL AND BEING TILTED AT AN ANGLE TO THE VERTICAL SO THAT STEAM FLOWS THERETHROUGH AT AN ACUTE ANGLE TO THE DIRECTION OF FLOW OF WATER THROUGH SAID MESH AND MEANS ALONG THE LOWER EDGE OF SAID INCLINED PLATE AND SAID CHAMBER FOR COLLECTING WATER AND SOLIDS REMOVED FROM SAID STEAM.
Claim 2
Dependent Claim
223 words
IN A STEAM GENERATING APPARATUS HAVING A DRUM CONTAINING WATER AND STEAM, A STEAM OUTLET AT THE TOP OF SAID DRUM AND A NUMBER OF RISER TUBES ENTERING THE LOWER PORTION OF SAID DRUM; MEANS FOR CLEANING AND DRYING STEAM IN SAID DRUM INCLUDING A FIRST ELONGATED WALL MEMBER EXTENDING ALONG THE LENGTH OF DRUM AND LYING ARRANGED AT AN ANGLE TO THE VERTICAL, THE UPPER EDGE OF SAID WALL LYING AGAINST THE INTERIOR OF THE WALL OF SAID DRUM; A CORRUGATED BAFFLE PLATE ATTACHED OVER THE LOWER SIDE OF SAID FIRST WALL FORMING WITH SAID WALL A NUMBER OF SPACED PARALLEL INCLINED STEAM RISER PASSAGES, APERTURES, THROUGH SAID FIRST WALL NEAR THE UPPER END OF EACH OF SAID RISER PASSAGES, A CLOSURE AT THE END OF RISER PASSAGES; THE LOWER SIDES OF SAID CORRUGATED BAFFLE PLATE ALSO FORMING A PLURALITY OF INCLINED PARALLEL DOWNWARDLY DIRECTED STEAM PASSAGES INTERSPERSED WITH SAID FIRST-MENTIONED STEAM RISER; MEANS FORMING A STEAM ENTRANCE CHAMBER ABUTTING SAID CORRUGATED PLATE, SAID CHAMBER BEING FILLED WITH A WIRE MESH MATERIAL AND BEING TILTED AT AN ANGLE TO THE VERTICAL SO THAT STEAM FLOWS THERETHROUGH AT AN ACUTE ANGLE TO THE DIRECTION OF FLOW OF WATER THROUGH SAID MESH AND MEANS ALONG THE LOWER EDGE OF SAID INCLINED PLATE AND SAID CHAMBER FOR COLLECTING WATER AND SOLIDS REMOVED FROM SAID STEAM.
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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |