Global Patent Index - EP 1110646 B1

EP 1110646 B1 20031105 - Stopper rod

Title (en)

Stopper rod

Title (de)

Stopfenstange

Title (fr)

Quenouille

Publication

EP 1110646 B1 20031105 (DE)

Application

EP 00117590 A 20000816

Priority

DE 19963147 A 19991224

Abstract (en)

[origin: DE19963147C1] Stopper comprises a cylindrical stopper body (10) formed on a base part (12) for receiving a guiding rod and having a nose-like section (14) on its free end. A boundary surface (18) extends between the nose-like section and the base part over the whole cross-section of the stopper body. The nose-like section is made of a refractory material containing less than 10 wt.% carbon and whose carbon content bakes above 900 deg C in a region near the surface. The base part consists of a refractory material having a carbon content of more than 20 wt.%.

IPC 1-7

B22D 41/18

IPC 8 full level

B22D 41/18 (2006.01)

CPC (source: EP US)

B22D 41/18 (2013.01 - EP US); Y10T 428/30 (2015.01 - EP US)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

US 2002031668 A1 20020314; US 6511751 B2 20030128; AT E253425 T1 20031115; DE 19963147 C1 20010510; DE 50004315 D1 20031211; EP 1110646 A2 20010627; EP 1110646 A3 20011010; EP 1110646 B1 20031105; ES 2209733 T3 20040701

DOCDB simple family (application)

US 73442200 A 20001211; AT 00117590 T 20000816; DE 19963147 A 19991224; DE 50004315 T 20000816; EP 00117590 A 20000816; ES 00117590 T 20000816