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
VERFAHREN ZUM NIEDERBRINGEN VON BOHRUNGEN
摘要
申请公布号
DD257100(A1)
申请公布日期
1988.06.01
申请号
DD19870299250
申请日期
1987.01.15
申请人
VEB ENERGIEKOMBINAT ERFURT,DD
发明人
STEMMLER,WOLF-PETER,DD;WILLING,MANFRED,DD
分类号
E21B7/02;(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
SLIDE MECHANISM FOR SLIDE-TYPE PORTABLE ELECTRONIC DEVICE
Method and system for response time compensation for 3D video processing
Multifrequency Receiver Intended for Satellite Location
Absorber Assembly for an Anechoic Chamber
Vehicular Traffic Surveillance Doppler Radar System
ELECTROMAGNETIC SWITCHING DEVICE
FRONT VEHICLE-BODY STRUCTURE OF VEHICLE
GRASPING SYSTEM
IMPACT BEAM AND A METHOD FOR MAKING SAME
Clipboard with magnetic pen holder
Enhancement of Power Management Using Dynamic Voltage and Frequency Scaling and Digital Phase Lock Loop High Speed Bypass Mode
Headrest Bracket for Office Chair
Gasket with engine liner accomodation
Multi-layered gasket
METHOD AND APPARATUS FOR SELECTING MEDIA TRAYS FOR HOLE PUNCHING IN AN IMAGE PRODUCTION DEVICE
METHODS FOR PROTECTING GATE STACKS DURING FABRICATION OF SEMICONDUCTOR DEVICES AND SEMICONDUCTOR DEVICES FABRICATED FROM SUCH METHODS
Automatic water flushing device for floor toilet
Covering wide areas with ionized gas streams
BACKSIDE ILLUMINATED IMAGING SENSOR WITH IMPROVED INFRARED SENSITIVITY
Charged-particle detector
