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
Procédé et dispositif pour extraire le bitume et les huiles des roches asphaltiques et bitumineuses
摘要
申请公布号
FR935471(A)
申请公布日期
1948.06.18
申请号
FRD935471
申请日期
1946.10.30
申请人
发明人
BAJ ERNESTO
分类号
C10G1/02
主分类号
C10G1/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
LAMINATED BODY, SEPARATOR, AND NONAQUEOUS SECONDARY BATTERY
STORAGE BATTERY
ENERGY STORAGE APPARATUS
CELL MODULE
ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
RESISTANCE-SWITCHING DEVICE HAVING CONDUCTIVE FIBER, FABRIC TYPE RESISTANCE-SWITCHING DEVICE ARRAY HAVING THE SAME, MEMORY AND SENSOR HAVING THE DEVICE OR THE ARRAY
FLUOROALKYLFLUORENE DERIVATIVES
OPTOELECTRONIC DEVICE WITH LIGHT-EMITTING DIODES AND AN IMPROVED RADIATION PATTERN
METHOD FOR MANUFACTURING LIGHT ABSORPTION LAYER OF THIN FILM SOLAR CELL AND THIN FILM SOLAR CELL USING THE SAME
DOPED MULTIPLIER AVALANCHE PHOTODIODE
SCHOTTKY BARRIER DIODE AND METHOD FOR MANUFACTURING THE SAME
SEMICONDUCTOR DEVICE AND DISPLAY DEVICE INCLUDING THE SEMICONDUCTOR DEVICE
SEMICONDUCTOR DEVICE
FACILITATION OF INCREASED LOCKING RANGE TRANSISTORS
LEAKAGE-FREE IMPLANTATION-FREE ETSOI TRANSISTORS
ORGANIC ELECTROLUMINESCENT DEVICE AND REPAIRING METHOD THEREOF
COLOR FILM SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME, OLED DISPLAY PANEL AND DISPLAY APPARATUS
MAGNETIC RANDOM ACCESS MEMORY WITH MULTILAYERED SEED STRUCTURE
