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US 7,740,672 B2Granted
Method and apparatus for a coal gasifier
AssigneePratt & Whitney Rocketdyne, Inc.
InventorKenneth M. Sprouse
Life of this patent
Estimating the term…
Abstract
A method and apparatus for efficiently forming a gaseous material from a solid starting material. The produced gaseous material includes a CGE HHV having a high percentage of an original HHV of the starting material. The gaseous product may be used to form a plurality of materials for various purposes.
Claims10
A gasification system comprising:
- a high temperature gasifier for operating at a first temperature;
- a low temperature gasifier for operating at a second temperature that is lower than the first temperature, the low temperature gasifier being located downstream from the high temperature gasifier;
- and
- a cyclone separator connected between an outlet of the high temperature gasifier and an inlet of the low temperature gasifier.
1 more element
A gasification system comprising:
- a high temperature gasifier that includes a first vessel for operating at a first temperature;
- a low temperature gasifier that includes a second, different vessel for operating at a second temperature that is lower than the first temperature, the low temperature gasifier being located downstream from the high temperature gasifier;
- and
- a cyclone separator connected between the high temperature gasifier and the low temperature gasifier.
1 more element
Dependencies are inferred from the claim text.