CN105258745A
2015-11-09
Downhole optical fiber distributed flow monitoring system
CN105258782A
2015-11-06
Fiber grating micro vibration sensor
CN105203202A
2015-11-06
Fiber grating vibration displacement sensor
CN105116168A
2015-10-14
Three-dimensional FBG (fiber bragg grating) acceleration sensor based on flexure hinges
CN105156098A
2015-06-24
Test system and method of fluid production profile in oil-gas well
CN104257363A
2014-10-23
FBG (Fiber Bragg Grating) pulse-taking sensor probe and intensive array type optical fiber pulse-taking instrument
CN104947066A
2014-09-16
Technology for plating carbon film on surface of capillary glass tube
CN104181635A
2014-08-15
Intensity distribution type demodulation system and distribution type sensing optical fiber
CN104201544A
2014-08-14
Noise reduction package of distributed feedback fiber laser
CN103955058A
2014-05-07
Optoisolator obtained through photonic crystal direction band gap
CN103887688A
2014-03-14
Packaging structure of distributed feedback fiber laser
CN103676054A
2013-12-13
Optical cable connecting device special for oil field
CN105043424A
2013-12-07
Production method of optical fiber F-P cavity sensor
CN103575379A
2013-11-04
Random position point optical fiber distributed sonic sensor
CN103411660A
2013-08-29
Optical fiber distributed type sound wave monitor system
CN103401132A
2013-08-21
Narrow linewidth distributed feedback fiber laser amplifier
CN103335979A
2013-07-16
High-sensitivity inner-cavity gas detector based on composite cavity optical fiber laser device
CN103346464A
2013-07-16
Composite cavity distributed feedback type optical fiber laser device
CN103344289A
2013-07-03
Liquid flow non-immersive measuring device and sensing probe
CN103344316A
2013-07-02
Sound wave sensor probe of asymmetric structure and hydrophone