Technology trends
Patent search
Sign In
Sign Up
Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Load children
F27
FURNACES; KILNS; OVENS; RETORTS
Load children
F27D
DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
Load children
9/00
Cooling of furnaces or of charges therein
Load children
Filter patents
View analytics
View as hierarchy
F27D2009/007
Cooling of charges therein
Load children
Filter patents
View analytics
View as hierarchy
F27D2009/0072
the cooling medium being a gas
Load children
Filter patents
View analytics
View as hierarchy
F27D2009/0075
in direct contact with the charge
Filter patents
View analytics
View as hierarchy