Start-up of SCOPE21-type new coke oven battery at Nippon Steel Oita works

Abstract

The Oita No. 5 coke oven battery is the first commercial coke plant to adopt the R & D results of SCOPE21 (S__-uper C__-oke O__-ven for P__-roductivity and E__-nvironmental Enhancement toward the 21__-^<st> Century). SCOPE21 process was developed as a national project from 1994 to 2003. The Oita No. 5 coke oven battery was constructed from 2006 to 2008, and the operation of the new coke plant started on February 1^<st>, 2008. This plant has been operated vey smoothly with high productivity and high non- or slightly-caking coal ratio.