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
PERFORERINGSKANON.
摘要
申请公布号
NO913057(A)
申请公布日期
1992.02.10
申请号
NO19910003057
申请日期
1991.08.06
申请人
SCHLUMBERGER TECHNOLOGY BV
发明人
MARKEL DANIEL
分类号
E21B43/117;(IPC1-7):E21B43/117
主分类号
E21B43/117
代理机构
代理人
主权项
地址
您可能感兴趣的专利
IMPROVED SYSTEM FOR PROCESSING,STORING AND TRANSPORTING LIQUEFIED NATURAL GAS
Effektfaktorkorrektion
Prevention of dental calculus with polycarboxylic acids.
Pyrrolopyrimidines as protein kinase inhibitors.
A ELECTROLYTE CONTAINING A MONOMER OF CONDUCTIVE POLYMER AND A LITHIUM SECONDARY BATTERY MADE THEREOF
Children's toy with selectively accessible internal cavity with associated storage device
NEW PENTAERYTHRITOL DERIVATIVES, THEIR PRODUCTION AND USE AND INTERMEDIATES FOR THEIR SYNTHESIS
LED AND METHOD FOR ADJUSTING TRANSPARENT LENS ON THE SAME
Intranasal trivalent bovin vaccine indeholdende modificeret levende IBRV, P13V og BRSV
METHOD AND APPARATUS FOR SETTING ENEMY CHARACTER LEVEL PARAMETER IN COMPUTER GAME
COMBINATION TERMINAL INTEGRATING PORTABLE TELEPHONE, GPS AND BLUETOOTH AND METHOD FOR CONTROLLING IT
Trykudvidende rørforing
FABRICATION METHOD FOR GATE INSULATING LAYER HAVING HIGH DIELECTRIC CONSTANT
Process for Preparing Alitame Precursor
METHOD FOR THRESHOLD SET UP OF PREAMBLE INITIAL ACQUISITION
METHOD AND MACHINE FOR THE PRODUCTION OF KNITTED GARMENTS COMPRISING A BODY SECTION AND LEGS IN A SINGLE PRODUCTION STAGE AND IN A SINGLE PIECE
Plasma Display Panel with ElectroMagnetic Wave Shielding Layer
Column decoder of semiconductor memory device
METHOD AND APPARATUS FOR IONIZED SPUTTERING OF MATERIALS
CABINET FOR PRESERVING HARMFUL MICROORGAINSMS
