US3956192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalyst carrier
Assignee: Universal Oil Products Co
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Filing: 1974-10-07
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Granted: 1976-05-11
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Expires: 1994-10-07
Abstract
Abstract A metal catalyst carrier wherein a plurality of interlaced woven round wire catalyst supports are packed in multiple layers, each layer being formed of wire which is of an interwoven loop construction, such layers being held between heat resistant support screens, and being maintained in an S-arrangement configuration.
Inventors
- 👤 Dieter Nicolai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:27
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/34; B01J; B01J35/00; B01J35/50; B01J35/58; D; D04; D04B; D04B1/00; D04B1/14; D10; D10B; D10B2101/00; D10B2101/20; D10B2403/00; D10B2403/02; D10B2403/024; D10B2403/0242
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
In an all metal catalyst carrier providing uniformly distributed wire throughout the body thereof, the combination comprising a plurality of layers of interlaced, woven, round wire packed one above the other, with each layer of said wire being of an endless, knitted mesh, interwoven loop construction and of a high temperature heat-resistant resistant alloy, a plurality of heat-resistant support screens, said layers being positioned and held between said heat-resistant support screens, and said layers being positioned in an S-arrangmement resulting from the laying of a single endless configuration of said wire.
Claim 2
Dependent Claim
91 words
In an all metal catalyst carrier providing uniformly distributed wire throughout the body thereof, the combination comprising a plurality of layers of interlaced, woven, round wire packed one above the other, with each layer of said wire being of an endless, knitted mesh, interwoven loop construction and of a high temperature heat-resistant resistant alloy, a plurality of heat-resistant support screens, said layers being positioned and held between said heat-resistant support screens, and said layers being positioned in an S-arrangmement resulting from the laying of a single endless configuration of said wire.
References Cited (Backward Citations)
US3362783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-05-11 | 1979-11-10 | 1980-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-05-11 | 1983-11-10 | 1984-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-05-11 | 1987-11-10 | 1988-05-11 | $7700.00 | Window Closed / Lapsed |