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
OUTIL DE FORAGE EXCENTRIQUE
摘要
申请公布号
BE775881(A1)
申请公布日期
1972.03.16
申请号
BE19710775881
申请日期
1971.11.26
申请人
SANDVIKENS JERNVERKS A.B., : SANDVIKEN,;ATLAS COPCO AB
发明人
分类号
E21B10/66;(IPC1-7):E21B/
主分类号
E21B10/66
代理机构
代理人
主权项
地址
您可能感兴趣的专利
TIMING CIRCUIT FOR SINGLE LINE SERIAL DATA
Olefin oligomerization
Synthesis of nitroxides using dioxiranes
Multifunctional cyclobutarene peroxide polymerization initiators
Non-invasive, high resolution detection of electrical currents and electrochemical impedances at spaced localities along a pipeline
Combined optical power and noise meter
PROCESS FOR THE PRODUCTION OF GAMMA-BUTYROBETAINE
Composition from reacting vinylidene terminated polybutadiene/acrylonitrile and bisimide
Process for producing alpha , omega -hydroxyfluoroalkylpolysiloxanes
Composition for determining trace amount of protein
Method for making an impregnated ceramic material
Method for the separation of acid from acid-laden vapors
FILTERING CELL
METHOD AND APPARATUS FOR REMOVING FILLING GASES FROM COKE OVENS
Ocean-going vessel and method for increasing the speed
Low impedance connector
Apparatus for taking off thermoplastic synthetic resin sheet
Non-thermoplastic binder for use in processing textile articles
PROCESS AND APPARATUS FOR COMPRESSING, AND MONITORING THE COMPRESSION OF, PULVERULENT MATERIALS AND A PRESS APPLYING SAME
Process for binding pamphlets and the like
