Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
F22D7/00—Auxiliary devices for promoting water circulation
F22D7/14—Auxiliary devices for promoting water circulation specially adapted for locomotive boilers
Wasserrohrkessel, insbesondere fuer Lokomotiven und Lokomobilen, mit einem Wasser, Dampf oder ein Wasserdampfgemisch fuehrenden geraden Schraegrohrbuendel