【発明の名称】薄壁のハニカム構造を成形する押出ダイおよびその押出方法

Title:

【発明の名称】薄壁のハニカム構造を成形する押出ダイおよびその押出方法

Document Type and Number:

Japanese Patent JP2736809

Kind Code:

B2

Abstract:

Extrusion die with feed holes (51) being uniformly tapered from an annular or polygonal cross section at their input ends (52) to a conventional slot cross section at their outlet ends, where they feed the discharge slots (68, 70).

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Inventors:

PETERS DONALD C (US)
SEELY RICHARD L (US)

Application Number:

JP19378989A

Publication Date:

April 02, 1998

Filing Date:

July 26, 1989

Export Citation:

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Assignee:

CORNING INC (US)

International Classes:

B21C25/02; B22F3/20; B28B3/20; B28B3/26; B29C48/11; B29C48/30; B29C48/32; C03B17/04; C03B19/00; B29L31/60; (IPC1-7): B29C47/12; B21C25/02; B28B3/26

Domestic Patent References:

JP62236710A
JP62208904A

Attorney, Agent or Firm:

Seiji Yanagida (1 person outside)

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