Retortenkohle /ENG-ELECTRICAL/
[DE] Retortenkohle
[EN] homogeneous carbon; plain carbon
[FR] carbone pur; charbon homogène
Retortengraphit,Retortenkohle /INDUSTRY-METAL/
[DE] Retortengraphit; Retortenkohle
[EN] gas carbon; retort carbon
[FR] charbon de cornue; graphite de cornue