FR856899A - Procédé et appareil de nettoyage des surfaces de chauffe des chaudières de chauffage de tous genres, en fonte et en fer forgé
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Procédé et appareil de nettoyage des surfaces de chauffe des chaudières de chauffage de tous genres, en fonte et en fer forgé
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F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
F23J3/02—Cleaning furnace tubes; Cleaning flues or chimneys
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FR856899D1939-03-011939-06-26Procédé et appareil de nettoyage des surfaces de chauffe des chaudières de chauffage de tous genres, en fonte et en fer forgé
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(fr)