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
Recovery of vanadium from ores or compounds
摘要
申请公布号
US1779856(A)
申请公布日期
1930.10.28
申请号
US19270229799
申请日期
1927.10.29
申请人
VANADIUM CORPORATION OF AMERICA
发明人
SAKLATWALLA BYRAMJI D.
分类号
C01G31/00
主分类号
C01G31/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHOD OF DRYING LUBRICATING GLASS DISC
ELECTRON BEAM WELDING METHOD
POWER SUPPLY METHOD OF CHANGE CARRYING DEVICE
METHOD OF FORESEEING ROLLER BEARING TROUBLE
MAGNETIC HEAD FLOATING CONTROLLER
METHOD OF PRODUCING ALUMINUM CAST COOLING ELEMENT
REFUSE INCINERATOR
DEHYDRATION TREATMENT METHOD OF SCUM OBTAINED BY TREATING WASTE WATER CONTAINING OIL
TRANSMISSION SYSTEM FOR TERNARY OPTICAL DATA
HEAT SENSITIVE RECORDING COMPOSITION
PROTECTING AND PRESERVING METHOD FOR PLANT AND FOOD
PROCESSING OF LINEAR FOOD
PRODUCTION OF MARINE PASTE PRODUCT
CIRCUIT FOR CONTROLLABLE CONVERTER
LIQUID CRYSTAL DISPLAY TYPE ELECTRONIC WATCH
DRIVING CIRCUIT FOR SWITCHING TRANSISTOR
PROCESS FOR REPRODUCING LOWWTEMPERATURE DENITRATING CATALYST
WRITE CONTROL SYSTEM OF PITCH INFORMATION
FRICTIONAL TYPE ELECTROMAGNETIC COUPLING DEVICE
IMMUNOLOGICAL DIAGNOSTIC REAGENT
