RETRIEVABLE BRIDGE PLUG TOOL AND METHOD FOR PLUGGING OFF A WELL CASING THEREWITH,申请号GB19800016217-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	RETRIEVABLE BRIDGE PLUG TOOL AND METHOD FOR PLUGGING OFF A WELL CASING THEREWITH
摘要
申请公布号	GB2051183(A)	申请公布日期	1981.01.14
申请号	GB19800016217	申请日期	1980.05.16
申请人	DOW CHEMICAL CO	发明人
分类号	E21B33/129;(IPC1-7):E21B33/13	主分类号	E21B33/129
代理机构		代理人
主权项
地址

您可能感兴趣的专利

HOLDER FOR SPOOLS OF THREAD

SETTING SIGNAL PROCESSING CONDITIONS

LOW SUCTION THICKENING

PACKING CONTAINER

GOLF PRACTICE MACHINE

CLAMPING & POSITION DEVICE

FUEL INJECTION NOZZLE

PASSENGER CONVEYOR

CONTINUOUS CASTING OF METAL RIBBON

COILED PIPE DISPENSER

STRAIN GAUGE SYSTEM

GRAFTING OF MONOMERS ONTO POLYMERS

DAMPED FLIPPER PROPULSION

ORGANIC COMPOUNDS

SNAP-ACTION SPRINGS

MEDICAL APPARATUS

ABSORBENT DEVICE