公开(公告)号：US3165304A

公开(公告)日：1965-01-12

申请号：US25141563

申请日：1963-01-14

Applicant: HARBISON WALKER REFRACTORIES

Inventor： TVERGAARD AAGE M ,  PACK ALBERT H ,  CAMPBELL WILLIAM W ,  EARL LEATHAM

IPC: C04B2/12

CPC classification number: C04B2/12 ,  C04B2/102

公开(公告)号：GB1132320A

公开(公告)日：1968-10-30

申请号：GB1760467

申请日：1967-04-17

Applicant: HARBISON WALKER REFRACTORIES

Inventor： LEATHAM EARL ,  CAMPBELL WILLIAM W ,  ROSSI CARL E

IPC: F27B1/00

Abstract: 1,132,320. Charging shaft furnaces. HARBISON-WALKER REFRACTORIES CO. 17 April, 1967 [5 May, 1966], No. 17604/67. Heading F4B. A charging hopper for a shaft furnace 1 comprises the hopper 5 generally rectangular in horizontal cross-section tapering to a similar lower section with vertical walls surrounded in turn by an open-ended cooling and surge passage 8 and an exhaust hood 10 formed with ducts 14 leading to a main 15. The shaft kiln may be ellipsoidal in cross-section and may be used for burning magnesite.