Title:
FIN TUBE FOR HEAT EXCHANGE USED FOR TUNNEL KILN
Document Type and Number:
Japanese Patent JPS5813985
Kind Code:
A
Inventors:
WATANABE TOSHIROU
Application Number:
JP11425481A
Publication Date:
January 26, 1983
Filing Date:
July 20, 1981
Export Citation:
Assignee:
KUROSAKI REFRACTORIES CO
International Classes:
F28F1/12; F27B9/12; F27D9/00; F27D17/00; (IPC1-7): F27B9/12; F27D9/00; F27D17/00; F28F1/12
Domestic Patent References:
JPS5235658B1 | 1977-09-10 | |||
JPS5257474U | 1977-04-26 | |||
JPS5145548U | 1976-04-03 |
Attorney, Agent or Firm:
Kobori Masashi