US3790350A
Expired / Lapsed
US
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Apparatus for catalytic conversion of fluids
Assignee: Universal Oil Products Co
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Filing: 1971-12-22
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Granted: 1974-02-05
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Expires: 1991-12-22
Abstract
Abstract Apparatus for catalytic conversion of fluids. The apparatus includes a catalyst element that comprises a support wire to which a plurality of subdivided catalyst particles having openings therethrough are threaded thereon. Means is provided on the support wire for maintaining the catalyst particles in place.
Inventors
- 👤 V Haensel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:16
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/34; B01D53/74; B01D53/86; F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/28; F01N3/2803; F01N3/2832; F01N3/2839; B01J; B01J35/00; B01J35/30; B01J35/34; B01J35/38; F01N2330/00; F01N2330/08; F01N2510/00; F01N2510/06
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
26 words
The element as defined in claim 1 further characterized in that said radially disposed wires intersect at said center and are joined together at that point.
Claim 2
Dependent Claim
40 words
The element as defined in claim 1 further characterized in that said radially disposed wires are of U-shape at one end thereof, said one end terminating adjacent said center, the other ends thereof being connected to said circular support wire.
Claim 3
Dependent Claim
25 words
The element as defined in claim 1 further characterized in that each of said catalyst particles is provided with beveled edges at each end thereof.
Claim 4
Dependent Claim
23 words
The element as defined in claim 1 further characterized in that said catalyst particles are spaced by catalytically inert particles of smaller size.
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) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |