首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Improvements in or relating to methods of refining crude iron
摘要
申请公布号
GB872224(A)
申请公布日期
1961.07.05
申请号
GB19570025978
申请日期
1957.08.16
申请人
BOT BRASSERT OXYGEN TECHNIK AG.
发明人
分类号
C21C5/32
主分类号
C21C5/32
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Vridkolvmaskin
Composiçao de mistura termoplástica e processo para sua produçao
GRUPPO ASPIRATORE PER MACCHINA SPAZZATRICE
A restart processing method for the packet calling process of the ISDN
METHOD FOR GENERATING SERVICE PARAMETER QUALITY MASSAGE IN ASYNCHRONOUS TRANSFER MODE
HYDRAULIC STRUCTURE
OPTICAL RECORD MEDIUM
OPTICAL DISK
ELECTRIC JUNCTION BOX
IC CARD
INFORMATION REPRODUCING DEVICE
BAR CODE ADDING METHOD AND BAR CODE READER
INJECTION SYRINGE HOLDER
MANUFACTURING METHOD FOR SEMICONDUCTOR DEVICE
POWER UNIT
METHOD FOR IMAGE PROCESSING
BREAKER AND ITS USAGE
INFORMATION SUPPLY DEVICE
MELODY PLAYING FAUCET
HEADPHONE DEVICE
