BRANCH PIPE FOR SENDING AIR TO BLAST FURNACE HAVING REGULATING FUNCTION FOR FLOW RATE

Title:

BRANCH PIPE FOR SENDING AIR TO BLAST FURNACE HAVING REGULATING FUNCTION FOR FLOW RATE

Document Type and Number:

Japanese Patent JPS542210

Kind Code:

A

Abstract:

PURPOSE: The above-mentioned branch pipe for sending air, which does not generate turbulent flow in the hot blast that has passed through the control valve for flow rate and, accordingly, prolongs the life of refractories for lining, by arranging the control valve for flow rate consisting of a pair of circular cylinders to which the prescribed grooves are provided.

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Inventors:

SAKURAI HIDEO
IDENO TADASHI
SEKI KATSUMI

Application Number:

JP6770377A

Publication Date:

January 09, 1979

Filing Date:

June 07, 1977

Export Citation:

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Assignee:

NIPPON STEEL CORP

International Classes:

C21B7/00; C21B7/16; C21B9/10; F16K13/00; (IPC1-7): C21B9/10

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