the company profile the company profile management property structure certificates and rewards history products metallurgical coke technological coke chemical products of the coking process the environment integrated policy occupational safety air protection and wastes capital expenditures in ecological projects about coke production introduction about coke where we produce coke diagram of coke production history of coke production in the world for suppliers general commercial terms and conditions of purchase contracts contact us our basic activity is production of coke from quality coking coal which is mined in the upper silesian coal basin but also in other parts of europe and the world . production of thermal insulations production of iron and cast iron chemical production and a number of other industries can not do without our products . we belong to the european top in coke production . in addition to different types of coke produced for demanding clientele on the national and international markets the coke plant produces significant quantity of desulhurised coke oven gas tar benzol ammonium sulphate and elementary sulphur.the production capacity of okk koksovny a.s. is ca. 800kt of coke per year . metallurgical coke technological coke demand services and products video presentation fotogallery documents to download sale of redundant assets environment news 07.12.2015 sn en iso 14001 2005 the company has successfully passed the audit of the environmental management system under the requirements of sn en iso 14001 2005 . 29.10.2015 sn en iso 14001 2005 the company received the 1st degree of the ems certification audit . news archive competitions okk koksovny a.s. se s dlem ostrava p voz koks rn ulice 1112 ps 702 24 zapsan v obchodn m rejst ku veden m krajsk m soudem v ostrav odd l b vlo ka 740 i o 47675829 di cz47675829 . spole nost okk koksovny a.s. je lenem koncernu kde d c osobou je spole nost mtx cz a.s. i o 27441261 pracuji