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
CASING PATCH SEAL
摘要
申请公布号
GB2178115(A)
申请公布日期
1987.02.04
申请号
GB19860016233
申请日期
1986.07.03
申请人
* A-Z INTERNATIONAL TOOL COMPANY
发明人
THOMAS F * BAILEY;NEHAL M * SHAH
分类号
E21B29/10;E21B33/10;(IPC1-7):F16J15/02
主分类号
E21B29/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
TRANSFORMER AND MANUFACTURE OF THE SAME
PICTURE DISPLAY DEVICE
FORMATION OF RESIST PATTERN
CURVATURE MEASUREMENT FOR STRIP
DETECTION OF GASEOUS HYDRIDE
PRECISION GAS SPECIFIC GRAVITY MEASURING APPARATUS BY OUTFLOW METHOD TO REMOVE ERRORS DUE TO CHANGES IN PHYSICAL CHARACTERISTIC OF ORIFICE PLATE AND ACCUMULATION OF GAS COMPONENTS
ROTOR FOR MOTOR OF MAGNET ROTATION TYPE
ELECTRODE WIRE FOR WIRE-CUT ELECTRIC DISCHARGE MACHINE
THERMAL TRANSFER RECORDER
FASTENING TORQUE CONTROLLER
MANUFACTURE OF PRINTED WIRING BOARD
METHOD FOR PENETRATION FLAW DETECTION AND INSPECTION IN MACHINING PROCESS
VERTICALLY MOVING MECHANISM OF SUBSTRATE HOLDER IN HIGH VACUUM
STEEL FOR PLASTIC DIE
METHOD FOR UNIFORMLY COOLING HOT METAL
FRIT FOR TRANSPARENT PORCELAIN ENAMEL
ANGLE OF ROTATION DETECTOR
BLASTING APPARATUS
THROMBOCYTE AGGLUTINATING CAPACITY MEASURING APPARATUS
DETECTING METHOD OF BODY BY ULTRASONIC WAVE