【発明の名称】ハニカム構造体押出用口金の製造方法

Title:

【発明の名称】ハニカム構造体押出用口金の製造方法

Document Type and Number:

Japanese Patent JP2585470

Kind Code:

B2

Abstract:

A process for producing a honeycomb structure-extruding die, includes the steps of etching a surface of a base material for a honeycomb structure-extruding die with a gas, and coating the etched base material by CVD, before an oxidized film is formed after the etching.

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Inventors:

SUZUKI KAZUO
ARAI KENJI
MATSUZAKI MASAYUKI

Application Number:

JP1483291A

Publication Date:

February 26, 1997

Filing Date:

January 14, 1991

Export Citation:

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Assignee:

NGK INSULATORS LTD

International Classes:

B28B3/26; B28B3/20; C23C16/02; C23C16/34; C23F1/12; (IPC1-7): C23C16/02; B28B3/26; C23C16/34; C23F1/12

Domestic Patent References:

JP6169968A
JP279446A

Attorney, Agent or Firm:

Akio Najima (2 others)

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