Title:一种炼铁用热压铁焦及其制备方法[P]. 专利号:ZL 201410380322.3,授权公告号:CN 104119939A.
Service Invention or Not:No

柳政根
![]()
Open Time:..
The Last Update Time:..
Mobile phone sweep
Release Time:2025-09-02| Hits:
Title:一种炼铁用热压铁焦及其制备方法[P]. 专利号:ZL 201410380322.3,授权公告号:CN 104119939A.
Service Invention or Not:No