US4716023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite partial oxidizer and reformer
Assignee: Fuelcell Energy Inc
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Filing: 1986-11-13
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Granted: 1987-12-29
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Expires: 2006-11-13
Abstract
Abstract A partial oxidizer and reformer comprising a tubular member having a wick adjacent its inner wall and a catalyzed metallic spiral adjacent the wick and further comprising an annular member connected to and surrounding the tubular member and in which is disposed a catalyst bed.
Inventors
- 👤 Larry G. Christner
- 👤 Steven A. Koehler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:36
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/06; H01M8/0606; H01M8/0612; B; B01; B01J; B01J10/00; B01J10/02; B01J19/00; B01J19/24; B01J19/245; B01J4/00; C; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/38; B01J2208/00; B01J2208/00008; B01J2208/00017; B01J2219/00; B01J2219/00761; B01J2219/00763; B01J2219/00765; B01J2219/0077; B01J2219/00772; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
79 words
Apparatus comprising: means for partially oxidizing a hydrocarbon containing fuel comprising: a tubular member having an inner wall; a wick extending along the length of said tubular member adjacent said inner wall; a spiral metallic member including a catalyst disposed thereon, said spiral member being situated adjacent said wick and extending along the length of said tubular member; a means for receiving said partially oxidized fuel for reforming said partially oxidized fuel and for shift converting said reformed fuel.
Claim 2
Dependent Claim
79 words
Apparatus comprising: means for partially oxidizing a hydrocarbon containing fuel comprising: a tubular member having an inner wall; a wick extending along the length of said tubular member adjacent said inner wall; a spiral metallic member including a catalyst disposed thereon, said spiral member being situated adjacent said wick and extending along the length of said tubular member; a means for receiving said partially oxidized fuel for reforming said partially oxidized fuel and for shift converting said reformed fuel.
Claim 3
Dependent Claim
13 words
Apparatus in accordance with claim 1 wherein: said wick includes a further catalyst.
Claim 4
Dependent Claim
19 words
Apparatus in accordance with claim 1 wherein: p1 said catalyst is formed as a layer on said spiral member.
Claim 5
Dependent Claim
39 words
Apparatus in accordance with claim 1 wherein: said tubular member further includes: a first port adapted to receive exhaust gas from the cathode section of a fuel cell; and a second port adapted to receive said hydrocarbon containing fuel.
Claim 6
Dependent Claim
11 words
Apparatus in accordance with claim 1 wherein: said fuel is methanol.
Claim 7
Dependent Claim
43 words
Apparatus in accordance with claim 1 wherein: said reforming and shift converting means comprises: an annular member surrounding said tubular member; an additional catalyst disposed within and along the length of said annular member; and conduit means connecting said tubular and annular members.
Claim 8
Dependent Claim
26 words
Apparatus in accordance with claim 6 wherein: said conduit means connects the lower end of said tubular member to the lower end of said annular member.
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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) | 1990-12-28 | 1991-06-29 | 1991-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-12-28 | 1995-06-29 | 1995-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-12-28 | 1999-06-29 | 1999-12-29 | $7700.00 | Window Closed / Lapsed |