公开(公告)号：US3609073A

公开(公告)日：1971-09-28

申请号：US3609073D

申请日：1969-02-24

申请人： DICKINSON S LTD

发明人： ROBINSON EDGAR C

IPC分类号： F23C9/06 ,  F23K5/04 ,  F23K5/14 ,  F23L

CPC分类号： F23K5/04 ,  F23C9/06 ,  F23K5/145 ,  Y10T137/86163

摘要： A fuel pump unit and burner combination, an air oil mixture being recirculated vertically upwards through a central blast chamber of said burner from there outwardly and downwardly through a surrounding chamber and then again through said blast chamber for preheating prior to combustion, a refractory ring and inversion cap being positioned in the surrounding chamber and spaced above the blast chamber said unit having means for delivering only low pressure primary air and oil at atmospheric pressure to said burner.