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 FOR PREPARING III-V GROUP SINGLE CRYSTAL SEMI-ISOLATORS BY DOPING, AND USE OF THE SEMI-ISOLATORS SO OBTAINED
摘要
申请公布号
EP0243231(B1)
申请公布日期
1991.07.17
申请号
EP19870400757
申请日期
1987.04.06
申请人
ETAT FRANCAIS REPRESENTE PAR LE MINISTRE DES PTT (CENTRE NATIONAL D'ETUDES DES TELECOMMUNICATIONS)
发明人
LAMBERT, BERTRAND;TOUDIC, YVES;COQUILLE, RENE
分类号
H01L21/205;C30B11/00;C30B15/00;C30B15/04;C30B27/02;C30B29/40;H01L21/18;H01L21/208
主分类号
H01L21/205
代理机构
代理人
主权项
地址
您可能感兴趣的专利
UV/EB CURABLE BUTYL COPOLYMERS FOR LITHOGRAPHIC AND CORROSION-RESISTANT COATING APPLICATIONS
COUNTERBALANCED WINDOW OPERATORS
SYSTEM FOR INTERCONNECTING A SEMICONDUCTOR DIE TO OTHER DEVICES
ELECTRONIC CONTROL CIRCUITRY FOR AN INTERNAL COMBUSTION ENGINE
REFASTENABLE MECHANICAL FASTENING SYSTEM AND PROCESS OF MANUFACTURE THEREFOR
ENZYME PREPARATION FOR WASHING AND CLEANSING AGENTS
SUBCRITICAL COMPRESSED FLUIDS AS VISCOSITY REDUCING DILUENTS FOR TRANSPORTABLE COMPOSITIONS
PRINTING APPARATUS AND METHOD
ANGIOPLASTY SYSTEM HAVING MEANS FOR IDENTIFICATION OF ATHEROSCLEROTIC PLAQUE
ELECTRICAL CIRCUIT
METHOD OF DETOXYFYING CYANIDE WASTE
EIN NEUER AMYLASETYP.
GEFAESSKATHETER MIT UNABHAENGIG VONEINANDER AUFBLASBAREN/ENTLEERBAREN, KONZENTRISCH ANGEORDNETEN BALLONS UNTERSCHIEDLICHEN DURCHMESSERS, SOWIE VERFAHREN ZU SEINER VERWENDUNG.
VERFAHREN ZUR BETRIEBSSTEUERUNG EINER ELEKTROSTATISCHEN BESCHICHTUNGSANLAGE.
VERFAHREN UM DAS ALTBACKENWERDEN VON EINER STAERKE ENTHALTENDEN ZUSAMMENSETZUNG ZU VERHINDERN.
POINTING GESTURE METHOD OF COMMUNICATION
MOSFET circuit for inverter and interrupting free current supply - has power MOSFET(s) which form symmetrical module, together with energising circuits, w.r.t. thermal and electric conditions
Sterilising vessel without need for durable lid - has trough-shaped lower part for receiving cover, flange around top of trough, with seal between the two parts, etc..
DC generator with armature transverse field compensation - has compensation coil enclosed by slotted and pref. laminated rotor and wound on core which is fixed w.r.t. stator
Pulverised coal burner - has primary passage with baffle forming part of distributor connected to central and annular passages
