US3129836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supporting structure for reactor vessels
Assignee: Dow Chemical Co
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Filing: 1963-02-04
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Granted: 1964-04-21
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Expires: 1983-02-04
Abstract
No abstract record available.
Inventors
- 👤 Ludo K Frevel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:57
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/02; F16F15/04; F16F15/06; F16F15/067; B; B01; B01J; B01J19/00; B01J19/0053; F17; F17C; F17C2205/00; F17C2205/01; F17C2205/0153; F17C2205/0192; Y; Y10; Y10S; Y10S206/00; Y10S206/806; Y10S206/814; Y10S220/00; Y10S220/918; Y10S220/92
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A REACTION VESSEL ASSEMBLY COMPRISING AN ELONGATED WALLED HOLLOW VESSEL HAVING INLET AND OUTLET MEANS, AN ARRAY OF GIRDLES, EACH GIRDLE ENCIRCLING SAID VESSEL AND BEING DISPOSED SUBSTANTIALLY PERPENDICULARLY WITH RESPECT TO THE LONGITUDINAL AXIS OF THE VESSEL, EACH OF SAID GIRDLES HAVING AN ARRAY OF SUPPORT BRACKETS EXTENDING OUTWARDLY THEREFROM, THE BRACKETS ON EACH ARRAY OF BRACKETS BEING RADIALLY ALIGNED WITH THE BRACKETS ON THE OTHER ARRAYS OF BRACKETS, AN ARRAY OF SUPPORTING COLUMNS, SAID COLUMNS BEING FIXEDLY VERTICALLY DISPOSED AND GENERALLY ALIGNED WITH RESPECT TO THE LONGITUDINAL AXIS OF SAID VESSEL, SAID COLUMNS
Claim 2
Dependent Claim
95 words
A REACTION VESSEL ASSEMBLY COMPRISING AN ELONGATED WALLED HOLLOW VESSEL HAVING INLET AND OUTLET MEANS, AN ARRAY OF GIRDLES, EACH GIRDLE ENCIRCLING SAID VESSEL AND BEING DISPOSED SUBSTANTIALLY PERPENDICULARLY WITH RESPECT TO THE LONGITUDINAL AXIS OF THE VESSEL, EACH OF SAID GIRDLES HAVING AN ARRAY OF SUPPORT BRACKETS EXTENDING OUTWARDLY THEREFROM, THE BRACKETS ON EACH ARRAY OF BRACKETS BEING RADIALLY ALIGNED WITH THE BRACKETS ON THE OTHER ARRAYS OF BRACKETS, AN ARRAY OF SUPPORTING COLUMNS, SAID COLUMNS BEING FIXEDLY VERTICALLY DISPOSED AND GENERALLY ALIGNED WITH RESPECT TO THE LONGITUDINAL AXIS OF SAID VESSEL, SAID COLUMNS
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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |