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US3301320A
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Apparatus for containing hot metalattacking gases such as hydrogen and hydrogen sulphide under pressure whereby chemical and thermal stresses are separated from hoop stress
Assignee: Pyrochem Corp
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Filing: 1964-08-07
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Granted: 1967-01-31
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Expires: 1984-08-07
Abstract
No abstract record available.
Inventors
- 👤 Morgan G Huntington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:25
CPC Classifications
F; F17; F17C; F17C1/00; F17C1/12; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2203/00; F17C2203/03; F17C2203/0304; F17C2203/06; F17C2203/0602; F17C2203/0604; F17C2203/0612; F17C2203/0626; F17C2203/0629; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2203/0643; F17C2203/068; F17C2203/0682; F17C2221/00; F17C2221/01; F17C2221/012; F17C2221/03; F17C2221/037; F17C2223/00; F17C2223/01; F17C2223/0107; F17C2223/0123; F17C2223/03; F17C2223/035; F17C2227/00; F17C2227/03; F17C2227/0337; F17C2227/0339; F17C2227/0341; F17C2227/0367; F17C2227/0369; F17C2227/0376; F17C2227/0381; F17C2260/00; F17C2260/01; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
APPARATUS FOR CONTAINING METAL-ATTACKING GASES SUCH AS HYDROGEN AND HYDROGEN SULPHIDE COMPRISING: A WALL STRUCTURE DEFINING A CHAMBER FOR CONTAINING GASES; SAID WALL STRUCTURE INCLUDING AN INNER SHELL OF MATERIAL WHICH IS RESISTANT TO EMBRITTLEMENT BY THE GASES TO BE CONTAINED IN SAID CHAMBER; AN OUTER SHELL SURROUNDING SAID INNER SHELL AND DEFINING THEREBETWEEN A JACKET FILLED WITH A SUITABLE GAS AT A PRESSURE WHICH IS AT LEAST SUBSTANTIALLY EQUAL TO THE PRESSURE OF THE METAL-ATTACKING GASES CONTAINED WITHIN SAID INNER SHELL AND AT LEAST ONE TUBE DISPOSED IN SAID JACKET FOR CARRYING A COOLING FLUID.
Claim 2
Dependent Claim
96 words
APPARATUS FOR CONTAINING METAL-ATTACKING GASES SUCH AS HYDROGEN AND HYDROGEN SULPHIDE COMPRISING: A WALL STRUCTURE DEFINING A CHAMBER FOR CONTAINING GASES; SAID WALL STRUCTURE INCLUDING AN INNER SHELL OF MATERIAL WHICH IS RESISTANT TO EMBRITTLEMENT BY THE GASES TO BE CONTAINED IN SAID CHAMBER; AN OUTER SHELL SURROUNDING SAID INNER SHELL AND DEFINING THEREBETWEEN A JACKET FILLED WITH A SUITABLE GAS AT A PRESSURE WHICH IS AT LEAST SUBSTANTIALLY EQUAL TO THE PRESSURE OF THE METAL-ATTACKING GASES CONTAINED WITHIN SAID INNER SHELL AND AT LEAST ONE TUBE DISPOSED IN SAID JACKET FOR CARRYING A COOLING FLUID.
References 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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |