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
SYSTEME POUR LA TELETRANSMISSION D'INFORMATIONS D'UN TROU DE FORAGE VERS LA SURFACE DU SOL
摘要
申请公布号
BE892486(A1)
申请公布日期
1982.07.01
申请号
BE19820207566
申请日期
1982.03.12
申请人
CHRISTENSEN INC.
发明人
R. JURGENS
分类号
E21B47/18;(IPC1-7):H04B/;E21B/
主分类号
E21B47/18
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Paraffinic hydroisomerate as a wax crystal modifier
Power consumption reduction circuit for clock network
Adapting a communications network of wireless access nodes to a changing environment
SYSTEMS AND METHODS FOR FACILITATING PLAY USING REVERSED PAYOUT TABLES
Speech synthesis system and method
Text-to-speech conversion in electronic device field
Detecting speech frames belonging to a low energy sequence
Solenoid valve, flow-metering valve, high-pressure fuel pump and fuel injection pump
Methods and systems for handling underflow and overflow in a software defined radio
Backlogged queue manager
Methods for performing packet classification
Multicast routing over unidirectional links
Wireless mouse
Enabling customization and personalization of views in content aggregation frameworks
Dynamic frequency hopping
Image displaying apparatus
Method and apparatus for treating fluids
Fuel injection device
Gravel pack multi-pathway tube with control line retention and method for retaining control line
TOOL FOR ADJUSTING RIMLESS EYEWEAR
