Bohrgerät,申请号DE19863642694-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	Bohrgerät
摘要
申请公布号	DE3642694(C2)	申请公布日期	1996.06.05
申请号	DE19863642694	申请日期	1986.12.13
申请人	DELMAG MASCHINENFABRIK REINHOLD DORNFELD GMBH & CO, 73730 ESSLINGEN, DE	发明人
分类号	E21B7/02;E21B15/04;E21B44/00;(IPC1-7):E21B7/02	主分类号	E21B7/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

METHOD OF FORMING ISOLATION LAYER OF SEMICONDUCTOR DEVICE USING ENHANCED SIDEWALL OXIDE LAYER FOR PREVENTING MOAT

CONSTRUCTION METHOD AND STRUCTURE FOR AN ADIABATIC LAYER OF A CEILING AND A WALL USING DOUBLE-COATED FILM TAPES

METHOD FOR CONTROLLING THE SWING WIDTH OF SIGNAL FROM THE DATA OUTPUT STAGE BY PRECHARGING THE OUTPUT STAGE

METHOD OF FORMING STORAGE NODE ELECTRODE OF SEMICONDUCTOR DEVICE WITHOUT LEANING BETWEEN ADJACENT STORAGE NODE ELECTRODES

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE FOR PREVENTING RESIDUES OF CONDUCTIVE MATERIAL DUE TO MOAT

APPARATUS AND A METHOD FOR MANUFACTURING AN LCD TO PRINT A SEALANT PATTERN ON ONE OF TWO SUBSTRATES OF THE LCD USING NITROGEN GAS OF HIGH PRESSURE

METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE TO FORM LANDING PLUG WITHOUT DAMAGE OF SEMICONDUCTOR SUBSTRATE AND HARD MASK LAYER

METHOD OF MANUFACTURING FLASH DEVICE WITH UNIFORM FLOATING GATE PATTERNS

METHOD OF MANUFACTURING FLASH MEMORY DEVICE TO IMPROVE DIFFERENCE OF EFH BETWEEN REGIONS AND SECURE PROCESS MARGIN

DRILL-THROUGH QUERY FROM DATA MINING CONTENTS TO OFFER SOURCE DATA FROM CALCULATION TYPED MODEL

BACKLIGHT FOR AN LCD WITH LAMPS AND LIGHT EMITTING DIODES TO BE ON-OFF CONTROLLED

METHOD FOR CUTTING OFF A DOS(DENIAL OF SERVICE) ATTACK IN AN NGN, ESPECIALLY WITH REGARDS TO CUTTING OFF DOS ATTACK-TYPE TRAFFIC BY ADDING A DEVICE TO AN EXISTING EQUIPMENT WITHOUT CONSTRUCTING THE DEVICE IN THE NGN

METHOD OF FORMING STORAGE NODE ELECTRODE OF SEMICONDUCTOR DEVICE USING DAMASCENE PROCESS FOR PREVENTING LEANING BETWEEN ADJACENT STORAGE NODE ELECTRODE

WIRELESS LAN COMMUNICATION DEVICE AND A WIRELESS LAN COMMUNICATION METHOD USING THE COMMUNICATION DEVICE, SPECIALLY RELATED TO ENABLING HIGH-SPEED WIRELESS LAN COMMUNICATION BY SIMULTANEOUSLY USING A WIRELESS LAN AND A BLUETOOTH DEVICE

SOLUTION SUPPLY METHOD AND SOLUTION SUPPLY APPARATUS OF SEMICONDUCTOR MANUFACTURING PROCESS REDUCING SIZE OF SPIN COATER WITH ONE NOZZLE

METHOD FOR PREDICTING HOOK CHARACTERISTICS OF ULTRA-LOW CARBON STEEL USING SOFT COOLING INDEX AND MAXIMUM MOLD MOVING ACCELERATION TO PREDICT HOOK DEFECTS

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE USING TWO-STEP FIELD OXIDE FORMING PROCESSES FOR PERFORMING SMOOTHLY GAP-FILL WITHOUT VOIDS

METHOD OF FORMING CAPACITOR OF SEMICONDUCTOR DEVICE TO REMOVE DEFECTS DUE TO P-LEACHING FROM FIRST OXIDE LAYER AND INCREASE SIZE OF CONTACT HOLE

METHOD OF MANUFACTURING MASK OF SEMICONDUCTOR DEVICE USING MAIN FEATURE FRACTURING MANNER TO IMPROVE DEPTH OF FOCUS

METHOD OF FORMING ISOLATION LAYER OF SEMICONDUCTOR DEVICE FOR PREVENTING MOAT FROM BEING GENERATED AT BOUNDARY BETWEEN ACTIVE AND ISOLATION REGIONS