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 packer
摘要
申请公布号
US3370651(A)
申请公布日期
1968.02.27
申请号
US19660539387
申请日期
1966.04.01
申请人
JOE R. BROWN
发明人
BROWN JOE R.
分类号
E21B33/122
主分类号
E21B33/122
代理机构
代理人
主权项
地址
您可能感兴趣的专利
IRON-BASED CATALYSTS,THEIR PREPARATION AND THEIR USES
GAS TURBINE FOR AUTOMOTIVE VEHICLES
FASTENER FOR ENCASING MEASURING INSTRUMENTS
METHOD OF AND APPARATUS FOR INCREASING THE EFFICIENCY OF COMBUSTION ENGINES
ION THRUSTOR CATHODE
MICROWAVE APPARATUS
ANALYTICAL PACKAGE AND METHOD
CRYOGENIC TANK SUPPORT MEANS
ELECTRONIC CIRCUIT TEST BOARD
COMPOSITIONS AND METHODS FOR THE CONTROL OF CARDIAC ARRHYTHMIA WITH O-SUBSTITUTED PYRROLIDINOLS AND S-SUBSTITUTED THIOPYRROLIDINOLS
METHOD OF MANUFACTURING A PROTECTIVE ATHLETIC PAD
BUS VOLTAGE COMPENSATION CIRCUIT FOR CONTROLLING DIRECT CURRENT MOTOR
COATING PROCESS
METHOD FOR PREPARING A COOKIE-LIKE PRODUCT
PRODUCTION OF SEMICONDUCTOR DEVICES BY USE OF ION BEAM IMPLANTATION
CONTROL DEVICES FOR FLEXIBLE WING AIRCRAFT
SERIES FLASH DEVICE
APPARATUS FOR THE CONTINUOUS TREATMENT OF CONFECTIONERY INGREDIENTS
PNEUMATIC STIMULATOR CUSHION
METHOD OF MANUFACTURE OF POWDERY SYNTHETIC LINEAR POLYAMIDES
