Sirkulasjonsstyreanordning i et borehull,申请号NO20030004197-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	Sirkulasjonsstyreanordning i et borehull
摘要
申请公布号	NO20034197(A)	申请公布日期	2003.11.19
申请号	NO20030004197	申请日期	2003.09.19
申请人	VARCO I/P INC	发明人	NORRIS, ROBERT MARTIN
分类号	E21B34/06;E21B34/08;E21B43/12;(IPC1-7):E21B43/12	主分类号	E21B34/06
代理机构		代理人
主权项
地址

您可能感兴趣的专利

METHOD AND APPARATUS FOR CALIBRATING A METROLOGY TOOL

IMPROVED REFRIGERATING CHAMBER

AUTOMATIC GENERATION OF MULTIDIMENSIONAL GRAPHIC REPRESENTATIONS REPRESENTING SIGN LANGUAGE

TEST CIRCUIT FOR INPUT-TO OUTPUT SPEED MEASUREMENT

COMPOUNDS HAVING BETA2 ADRENERGIC RECEPTOR AGONIST AND MUSCARINIC RECEPTOR ANTAGONIST ACTIVITY

SOLID PHASE SYNTHESIS OF 3-ARYL-2- INDOLYLCARBOXYLIC ACIDS

ELECTROSURGICAL ACCESSING OF TISSUE WITH CONTROLLED COLLATERAL THERMAL PHENOMENA

METHODS FOR SCREENING AND IDENTIFYING COMPOUNDS

CLEANING ARTICLE WITH INDICATOR

FACILITATING TREATMENT VIA MAGNETIC STIMULATION

INK-JET PRINTING

SYSTEM AND METHOD FOR AUTOMATICALLY LEARNING MAILBOX CONFIGURATION CONVENTIONS

IMPROVED NOBLE METAL CATALYST

DEVICES AND METHODS FOR EXPEDITING REQUESTS IN A COMPUTERIZED NETWORK BY INTERCEPTION

MICROREACTOR ARCHITECTURE AND METHODS

FLORAL PACKAGING MATERIAL HAVING PRINTS THEREON

PHOTODYNAMIC INACTIVATION OF BACTERIAL SPORES

SYSTEMS AND METHODS FOR DIRECTIONAL ANTENNA POWER CONTROL IN A WIRELESS NETWORK

METHOD OF MAKING INFORMATION STORAGE DEVICES BY MOLECULAR PHOTOLITHOGRAPHY