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
Sub-surface release plug apparatus.
摘要
申请公布号
EP0654581(A3)
申请公布日期
1997.05.21
申请号
EP19940308689
申请日期
1994.11.24
申请人
HALLIBURTON COMPANY
发明人
LAUREL, DAVID F.
分类号
E21B33/12;E21B33/16;(IPC1-7):E21B33/16;E21B33/05
主分类号
E21B33/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
KENDI KENDINE POMPALANAN FAJ KONJUGELI AYNA VE AC- ALAN ARTIRMALI FOTO REFRAKTIF TESIRDEN FAYDALANAN USUL
CERNIERA PER SERRAMENTI IN ALLUMINIO CON MONTAGGIO A CONTRASTO
FLUSSIGES KONZENTRAT VON PROPFPOLYMERDERIVATEN UND DIESES ENTHALTENDE SCHMIERMITTEL.
METHOD AND DEVICE FOR PURIFICATION OF WASTEWATER
PROCESS FOR PRODUCING POWDER FROM STABILISED ZIRCONIUM OXIDE
A TRANSPORTER OR HOIST ARRANGEMENT
PROCESS FOR PURIFYING LEAD USING CALCIUM/SODIUM FILTER CAKE
Central locking with sequence control - has pneumatically controlled lock and anti-theft lock sequence controlled by control valve
KOKASOOJUSURUNETSUKASOSEIHOWANORUBORUNENKEIHORIMAASEIKEIHINOYOBISONOSEIZOHOHO
VISUAL DISPLAY APPARATUS FOR INFORMATION UNITS
CHORDAL KEYBOARD METHOD AND APPARATUS
PROCESS FOR THE MANUFACTURE OF AN INTERCONNECT CIRCUIT
PCP RECEPTOR LIGANDS AND THE USE THEREOF
IMPROVEMENTS OF A PESTICIDAL/INSECT REPELLENT COMPRISING SYNTHESIS OF A NEW PESTICIDAL INSECT REPELLENT
NOVEL BENZOPYRAN DERIVATIVE
PROCESSES FOR PRODUCING α-PYRIDYL CARBINOLS
REFRACTORY COMPOSITION, PREPARATION METHOD THEREFOR, AND USE THEREOF
PROCESS AND DEVICE FOR POSITIONING COILS
LEG STRUCTURE FOR A SEAT FOR ABSORBING IMPACT ENERGY
USE OF SELECTED OLEOPHILIC COMPOUNDS WITH QUATERNARY NITROGEN TO IMPROVE THE OIL WETTABILITY OF FINELY DIVIDED CLAY AND THEIR USE AS VISCOSITY PROMOTERS
