US3802185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Generation of power using trichlorobenzene in a rankine-cycle engine
Assignee: EIDP Inc
•
Filing: 1972-06-14
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Granted: 1974-04-09
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Expires: 1992-06-14
Abstract
Abstract 1,2,4-Trichlorobenzene is an inexpensive and useful working fluid for use in Rankine-cycle engines. Thermal stability at high temperatures is enhanced by constructing the engine, particularly the boiler, with ferritic alloy steels.
Inventors
- 👤 C Tullock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:29
CPC Classifications
F; F01; F01K; F01K25/00; F01K25/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191221127A
Cited
US3040528A
Cited
US3234734A
Cited
US3516248A
Cited
US3553142A
Cited
US3702534A
Cited
US3707843A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-04-08 | 1977-10-08 | 1978-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-08 | 1981-10-08 | 1982-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-08 | 1985-10-08 | 1986-04-09 | $7700.00 | Window Closed / Lapsed |