Global Patent Index - EP 0006085 B1

EP 0006085 B1 19810916 - PROCESS FOR THE FABRICATION OF ANCHORING RODS OR ANCHORING WIRES AND THEIR USE IN EARTH OR ROCK ANCHOR DEVICES

Title (en)

PROCESS FOR THE FABRICATION OF ANCHORING RODS OR ANCHORING WIRES AND THEIR USE IN EARTH OR ROCK ANCHOR DEVICES

Publication

EP 0006085 B1 19810916 (DE)

Application

EP 79890009 A 19790530

Priority

AT 396278 A 19780531

Abstract (en)

[origin: EP0006085A1] 1. Process for producing anchoring rods or anchoring wires for ground anchors and/or rock anchors, characterized in that rods or wires of austenitic or ferritic stainless steel are cold strain-hardened, preferably cold torded, cold rolled, cold embossed or cold stretched for obtaining a yield point ratio Rp 0.2/Rm of at least 0.7, whereupon subsequent to strain-hardening any treatment is avoided.

IPC 1-7

C21D 7/10; E21D 21/00; E02D 5/76; C22C 38/58

IPC 8 full level

B21C 37/04 (2006.01); B21C 1/00 (2006.01); C21D 7/00 (2006.01); C21D 7/10 (2006.01); C22C 38/00 (2006.01); E02D 5/76 (2006.01); E21D 21/00 (2006.01)

CPC (source: EP)

C21D 7/10 (2013.01); E02D 5/76 (2013.01); E21D 21/0006 (2013.01); E21D 21/006 (2016.01)

Designated contracting state (EPC)

DE FR GB IT SE

DOCDB simple family (publication)

EP 0006085 A1 19791212; EP 0006085 B1 19810916; AT 371840 B 19830810; AT A396278 A 19821215; DE 2960819 D1 19811203; DK 151571 B 19871214; DK 151571 C 19880718; DK 225379 A 19791201; JP S54158364 A 19791214; JP S5742691 B2 19820910

DOCDB simple family (application)

EP 79890009 A 19790530; AT 396278 A 19780531; DE 2960819 T 19790530; DK 225379 A 19790530; JP 6806779 A 19790531