Patent ID: 9260665
Filing Date: 2016-02-16
CPC Classification: C10B

Claim Text:
1. A decomposition equipment for pulverized coal with circulating heating gas, comprising: an airtight kiln body with coal inlet and coal outlet; a facility for impelling and decomposing pulverized coal set in the kiln body, wherein the facility for impelling and decomposing pulverized coal is a lifter; a coal decomposed gas collecting pipe set in one end of the airtight kiln body, and a high temperature gas input pipe set in the other end of the airtight kiln body; wherein the coal decomposed gas collecting pipe is connected with a post-processing facility and communicates with the high temperature gas input pipe through a circle pipe, a combustion heating chamber of a heating device surrounds the circle pipe to transfer heat to the processed coal decomposed gas processed by the post-processing facility in the circle pipe, such that the processed coal decomposed gas in the circle pipe and the combustion heating chamber of the heating device are not contacted, wherein the heating device comprises a fuel supply pipe, an air supply pipe and the combustion heating chamber.