YB/T 4047-1991
Europium-rich mixed rare earth oxide (English Version)

Standard No.

YB/T 4047-1991

Language

Chinese, Available in English version

Release Date

1991

Published By

Professional Standard - Ferrous Metallurgy

Status

Withdraw

Replace By

XB/T 109-1995

Latest

XB/T 109-1995

YB/T 4047-1991 history

• 0000 XB/T 109-1995
• 1991 YB/T 4047-1991 Europium-rich mixed rare earth oxide