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
Process of extracting metals from ores
摘要
申请公布号
US2176775(A)
申请公布日期
1939.10.17
申请号
US19290394676
申请日期
1929.09.23
申请人
GENERAL MANGANESE CORPORATION
发明人
SWEET ANDREW T.;MACCARTHY JOHN D.
分类号
C22B3/14;C22B47/00
主分类号
C22B3/14
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Vibrator with trimmed ledge-line portions.
Aircraft engine thrust mount.
Method of detecting load current and load current detector.
Guiding device.
Ring tube CT scanner.
Aluminium alloy heating body.
Wide inkjet printhead.
Process for assembling a connector provided with bent contact elements.
MECHANISM FOR CONVERSION OF ROTARY MOTION OF SHAFT INTO TRANSLATIONAL MOTION OF EXECUTING MEMBERS.
Gated diode and method of fabricating the same.
Overhead projector with image direction adjusting device.
Device for loading and unloading a cargo-carrier on a vehicle.
Cooling device for bare integrated components assembled as a flat structure.
High frequency ceramic multi-layer substrate.
Air cooling of turbines in compressed air storage driven by gas turbine.
Composite controlled semiconductor device and power conversion device using the same.
Blood cleaning method.
NON-LOCKING QUEUEING MECHANISM
ADHESIVE SHEETS FOR STICKING WAFERS THERETO
DEVICE FOR DEPOSITING A PIECE OF WIRING IN A PLANE
