Procédé pour la production d'alumine,申请号FRD876042-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Procédé pour la production d'alumine
摘要
申请公布号	FR876042(A)	申请公布日期	1942.10.12
申请号	FRD876042	申请日期	1941.10.17
申请人	NORSK HYDRO-ELEKTRISK KVAELSTOFAKTIESELSKAB	发明人
分类号	C01F7/24	主分类号	C01F7/24
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Method for removing and inserting optical carriers in a WDM optical communication system

Urinary bladder submucosa derived tissue graft

Treatment/removal of byproduct aqueous effluents comprising hydroxynitroaromatic compounds

Electrochemical capacitor using proton-conducting electrolyte and method of make same

Carbonate fuel cell system with thermally integrated gasification

Method of driving a turbine in rotation by means of a jet device

Process and device for melting down of scrap

Arylalkyl(thio) amides

Cellulose matrix filter material

Diagnosing apparatus and method for detecting failure in sensor applicable to motor-driven vehicular rear road wheel steering system

Casement window

TORSIONAL DAMPER

Exhaust treatment for outboard motor

MICROBUBBLE GENERATOR

RUNNER UNLOCKING DEVICE OF MOLDING MACHINE

MEMBER FOR ATTACHING MODESTY PANEL OF TABLE, DESK, OR THE LIKE

Very high resolution light valve writing system based on tilting lower resolution flat panels

Orbital motion chemical-mechanical polishing apparatus and method of fabrication

CLOSING-NOZZLE FUEL INJECTION DEVICE