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C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
C10B25/00—Doors or closures for coke ovens
C10B25/02—Doors; Door frames
C10B25/16—Sealing; Means for sealing
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FR785327D1934-03-071935-02-06Porte métallique à étanchéité automatique pour fours à chambre servant à produire du gaz, du coke, etc.
ExpiredFR785327A
(fr)