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(11)Patent No :AP 2538(73) Applicant(s)

(21)Application No :AP/P/2009/004789UHDE GMBH, Friedrich- uhde-str. 15, 44141 Dortmund 1,



(22)Filing Date :09.08.2007

(24)Date of Grant &20.12.2012


(45)Publication : 


(30)Priority Data(72) Inventors

(33) Country(31) Number(32) DateRONALD Kim, Germany

DE10 2006 04521.09.2006


(84)Designated State(74) Representative





(51)InternationalClassificationC10B 15/02 (2006.01)F27D 1/00 (2006.01)

C10B 29/02 (2006.01)



Coke oven with improved heating properties




The invention relates to a coke oven of horizontal construction 


(non-recovery/heat recovery type) consisting of at least one coking chamber, laterally arranged vertical downcomers as well as bottom flues arranged horizontally and extending underneath the coking chamber for indirect reheating of the coking chamber, with at least part of the interior walls of the coking chamber is configured as secondary heating surfaces by coating them with a high-emission coating (HEB) and with the emission degree of this high-emission coating being equal to or greater than 0.9. This HEB preferably consists of the substances Cr2O3 or Fe2O3 or of a mixture containing any one 


of these substances, with the portion of Fe2O3 amounting to at least 25 % by. wt. in a mixture and with the portion of Cr2O3 amounting to at least 20 

(56)  Documents Cited :EP-0742276 A



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