Oil Field Equipment 2009 Issue 9 Study of Edge Detection Based on Canny Operator in Tubing Threads Images Processing

Study of Edge Detection Based on Canny Operator in Tubing Threads Images Processing
WANG Rui;LIU Ming-yao;CHEN Guo-liang

..............page:20-24

Development of Air Hammer Bit
ZHU Hai-yan;ZHANG Ran

..............page:16-20

Gas Hydrate Drilling Coring Technology
WANG Zhi-feng;XU Jun-liang;BO Wan-shun

..............page:12-15

Study of Relationship between Expansion Cone and Fluid Pressure
HAN Zhong-xuan;LIAN Zhang-hua;YANG Bin;YE Ding-peng;JIA Chun-ping

..............page:9-11

Research and Progress of Paraffin Deposition in Multi-Phase Subsea Pipeline
ZHANG Yu;WU Hai-hao;GONG Jing

..............page:1-8

Application of Natural Gas Compressor in Jingbian Gas Field
CHEN Zhi-jun;LI Jian;ZHANG Yan-xia;ZHU Xiao-peng;HAN Hua-bin;YANG Yan-hang;HUANG Yong;ZHENG Jun

..............page:77-80

Comparative Analysis of Different Tubes in Water Treatment in Oilfield
WU Li-ping;WU Sheng-kai;WANG Yu-xin

..............page:80-83

Design of ZJ50/3150DB Drilling Rig Low Temperature Region
ZHANG Dong-tao;QIN Xiao-feng;LIAO Chang-jian;LAN Zong-jun;ZHOU Zhi-hong

..............page:84-87

Design and Application of SCY-T350 Horizontal Well Logging
MA Li-qin

..............page:88-91

xie jing shui ping jing guan zhu da lao zuo ye tan tao
liu xing ; liu hong tao ; zhang da an

..............page:91-94

Dynamic Load Analysis of Jar Using FEM
DENG Rong;XI Hai-hua;HUANG Cang-cang

..............page:53-55

Structural Design of Reel Used in Coiled Tubing Logging Unit
XIAO Jian-qiu;ZHANG Yan-ping;MA Qing-fang;GUO Hui-juan

..............page:55-58

Finte Elemet Analysis in Center Pipe of Top Drive
LI Peng;MU Xin-ming;GAO Ming;ZHANG Fu

..............page:59-62

Manufacture and Application on Cyclic Watering Gathering Process Simulation Test Device
WEI Li-xin;WANG Zhi-hua;LIU Yang;SI Ming-lin;WANG Jin-xiu

..............page:63-66

Key Technology Study and Performance Test of Rotating Liner Cementing
MA Lan-rong;GUO Zhao-hui;YANG De-kai;SU Ji-zhong

..............page:67-70

Application of VFD and SCR Compound Driven on 5 000 in Rig
ZHENG You-li;GONG Zhi-bin;HAN Guo-ying;ZHANG Jin;SHAO Qin-hua

..............page:71-74

Development of High Precision Simulation Wellbore for Logging with Optic Fiber Sensor
WANG Ping;ZHANG Xin-dong

..............page:74-76

Structure Design of Long-Stroke Chain-Type Pumping Unit with Axis Reversing
REN Hong-wei;LIU Yan-cong;SHI Yong-jun;YI Peng

..............page:39-41

Design Analysis of W Type Pumping Unit
LIAO Da-lin

..............page:42-45

Parameters Optimum Design for Pumping Unit Driven by Linear Motor
CHEN Xiao-li;YANG Hu-kun;SU Yin;LI Jin-min;WANG Jian-ping;SUN Shuang

..............page:46-49

Numerical Simulation for Flow Field of Conical Wing Valve Based on Fluent
ZHANG Xiao-dong;LI Jun-hua

..............page:50-52

Self-driven Reciprocating High Pressure Stream Bubble Scour Devic
ZHAO Hai-hui;LI Zhao-min;CAI Wen-bin;LAN Wu-qi;SHI Zhi-guo;LU qin

..............page:24-27

Residual Collapsing Strength Analysis of Bending Part Casing in Medium/Short Radius Horizontal Wells
WANG Tong-tao;YAN Xiang-zhen;YANG Xiu-juan;XU Zhi-qian

..............page:28-32

Structure Design of Compulsory Desanding Device
HUANG Jian-bo;LIU Xiao-ming;MA Hai-feng;LI Zhan-wen

..............page:33-36

Design Study on Spouted Water Process Parameters of Hydraulic Incision Facility
PAN Xin-wei;WANG Han-xiang;WANG Xing-jian;SONG Zhen-yun;HUANG Yuan-lin

..............page:36-38