Patent search ap:("STORA KOPPARBERGS BERGSLAGS AB") AND inv:"HARALD EKETORP SVEN GUSTAF" Page 1

1.

发明授权
Rotary furnace with tubular heat exchanger and method for heat exchange 失效
Title translation: 带有管式热交换器的旋转炉和热交换方法

公开(公告)号：US3039753A

公开(公告)日：1962-06-19

申请号：US81345559

申请日：1959-05-15

Applicant: STORA KOPPARBERGS BERGSLAGS AB

Inventor： HARALD EKETORP SVEN GUSTAF , HJALMAR BACKSTROM SVEN , STURE KALLING BO MICHAEL

IPC: F27B7/00 , F27B7/04

CPC classification number: F27B7/04 , F27B7/00

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