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
TETNINGSKONTRUKSJON.
摘要
申请公布号
NO892193(D0)
申请公布日期
1989.05.31
申请号
NO19890002193
申请日期
1989.05.31
申请人
CAMERON IRON WORKS USA INC
发明人
SAUNDERS, BRIAN
分类号
E21B33/043;E21B;E21B33/04;F16J15/06;F16J15/16;F16J15/18;F16L15/04;(IPC1-7):E21B/
主分类号
E21B33/043
代理机构
代理人
主权项
地址
您可能感兴趣的专利
TWO-THREAD INDUCTOR FOR SILICON MONOCRYSTALS' PREPARATION BY MEANS OF HIGH-FREQUENCY ZONE MELTING
METHOD OF PRELIMINARY STABILIZED PASTABLE POLYVINYLCHLORIDE PRODUCTION
MEASURING DEVICE FOR MOTOR VEHICLES' CLUTCH DISENGAGING LEVERS ADJUSTMENT
HAND-OPERATED BEVELLING DEVICE
EQUIPMENT FOR RAW WATER'S PRELIMINARY TREATMENT DURING PRODUCTION OF POTABLE AND/OR SUPPLEMENTARY AND REFILLING WATER BY MEANS OF REVERSING OSMOSIS ENCOMPASSING PROCESS
DEVICE FOR MINE STEEL-ARCH SUPPORT'S HEADS LIFTING
METHOD OF HIGH-MOLECULAR EPOXY RESINS PREPARATION WITH CONTENT OF FREE EPICHLOROHYDRIN UNDER 20 PPM
EMERGENCY PLACING OF BODY CASING ON RAIL VEHICLE'S BODIES
METHOD OF PETROL TREATMENT INTO LOW-MOLECULAR ALKENES AND HIGH-OCTANE COMPONENTS
LOW-VISCOUS EPOXY COMPOSITION FOR VACUOINJECTION IMPREGNATION
CONNECTION OF SYNCHRONIZED PULSE VOLTAGE REGULATOR
METHOD OF SELEGILINE'S HYDROCHLORIDE PRODUCTION
METHOD OF RESIDUAL PHENOLS REMOVAL
CARRIER OF PERMANENT CASTING MOULDS WITH DOUBLE-SIDED EJECTION
DEVICE FOR FIXED POSITIONING ESPECIALLY FOR ELECTRIC METERS' U-IRON CURRENT CORES
CONNECTION OF DIGITAL-TO-ANALOG CONVERTER WITH EXTENDED CONVERSION
MIXTURE FOR BUILDING MATERIALS PREPARATION WITH HIGH INITIAL STRENGTHS
WELDING EQUIPMENT WITH DUMPER FOR FLUXING AGENT'S CONTINUOUS KEEPING ON WALL
GEARBOX ESPECIALLY FOR MOTOR VEHICLES
DEVICE FOR ROTATING MIXER'S DRIVE
