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
Traction apparatus
摘要
申请公布号
GB2350386(A)
申请公布日期
2000.11.29
申请号
GB20000020422
申请日期
1997.08.15
申请人
* WEATHERFORD/LAMB, INC.
发明人
NEIL ANDREW ABERCROMBIE * SIMPSON
分类号
E21B23/00;E21B23/04;F16L55/28;(IPC1-7):E21B23/14;E21B23/08;F16L55/26
主分类号
E21B23/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Verfahren zum Verpacken von Produkten und Verpackungsanlage zur Durchführung des Verfahrens
Apparatus and method for product recommendation
Remote controller built-in touch screen function and fingerprint recognition function
CELLULOSE SOLUTION MANUFACTURING METHOD, CELLULOSE PRECIPITATE MANUFACTURING METHOD, CELLULOSE SACCHARIFICATION METHOD, CELLULOSE SOLUTION, AND CELLULOSE PRECIPITATE
METHOD OF REDUCING ACRYLAMIDE BY TREATING A FOOD PRODUCT
COMPOSITION COMPRISING SOD, LUTEIN AND ZEAXANTHIN
PROCESS FOR REMOVING A COATING FROM WORKPIECES
REACTION SYSTEM AND PRODUCTS THEREFROM
APPARATUS AND METHOD
Bedienvorrichtung zur Ansteuerung einer mehrfarbigen Lichtquelle und Beleuchtungsvorrichtung
FLAME RETARDANT FIBERS, YARNS, AND FABRICS MADE THEREFROM
CASPOFUNGIN COMPOSITION
MULTI-LAYER, EXPANDABLE SLEEVE FOR A PRINTING PRESS CYLINDER, PARTICULARLY FOR FLEXOGRAPHIC PRINTING
LIGHT WEIGHT PROPPANT WITH IMPROVED STRENGTH AND METHODS OF MAKING SAME
VIRAL INHIBITOR COMPOSITION FOR IN VIVO THERAPEUTIC USE
BOX, RACK, SYSTEM AND METHOD FOR THE PRESENTATION OF PRODUCTS
METHOD OF USING CARBON DIOXIDE IN RECOVERY OF FORMATION DEPOSITS
WET WIPES CONTAINER
FLEXIBLE CONTAINER HAVING A BUILT-IN AUTO-HEATING OR AUTO-REFRIGERATING ELEMENT
SYSTEM AND METHOD FOR PHASE BALANCING IN A POWER DISTRIBUTION SYSTEM
