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
Well perforating control
摘要
申请公布号
US3105546(A)
申请公布日期
1963.10.01
申请号
US19590839881
申请日期
1959.09.14
申请人
CAMCO, INCORPORATED
发明人
OWNBY WARREN GILLETTE;ROBISON KENNETH
分类号
E21B43/119;E21B47/09
主分类号
E21B43/119
代理机构
代理人
主权项
地址
您可能感兴趣的专利
CRYSTAL OSCILLATOR FOR SURFACE MOUNTING
BRACE FOR SCAFFOLD
TUNING FORK CRYSTAL VIBRATOR
WATER WHEEL DRIVING TYPE SUBMERGED PUMP
APPARATUS FOR MOLDING CONCRETE PILLAR-SHAPED PRODUCT AND EXTENSION TUBE
OPTICAL SYSTEM CAPABLE OF ADJUSTING QUANTITY OF LIGHT
DATA PROCESSING SYSTEM
MANUFACTURING METHOD OF DOPED SYNTHETIC QUARTZ GLASS
METHOD FOR PREPARING NOVEL ALUMINUM PIGMENT PASTE
ADAPTIVE SPEECH INTERACTIVE SYSTEM AND METHOD
NEWSPRINT FOR OFFSET PRINTING
TOP LINK-SUPPORTING MEMBER IN MOVABLE FARM MACHINE
STATOR OF ROTARY ELECTRIC MACHINE
DEVICE FOR COLLECTING ELECTRONS FROM ATMOSPHERIC IONS
POWER SUPPLY SYSTEM
MULTIMEDIA DATA PROCESSING APPARATUS, AND RECORDING MEDIUM
AC ADAPTER
HALFTONE SCREENING METHOD, COMPUTER PROGRAM, RECORDING MEDIUM, IMAGE PROCESSING APPARATUS AND IMAGE FORMING DEVICE
IMAGE SENSOR
TUNING FORK TYPE VIBRATION PIECES, MANUFACTURING METHOD OF TUNING FORK TYPE VIBRATION PIECES, AND PIEZOELECTRIC DEVICE
