|
CN101907755A
|
|
Sensing optical cable for detecting vibration
|
|
CN101901532A
|
|
Optical fiber interferometer arrangement method of region anti-intrusion system based on optical fiber interferometer
|
|
CN101901530A
|
|
Fiber interferometer-based region anti-intrusion light path system
|
|
CN101901531A
|
|
Fiber interferometer-based area anti-intrusion method
|
|
CN101875050A
|
|
Salvaging method for pipeline tapping saddle plate
|
|
CN101868076A
|
|
Soft belt type electromagnetic induction heater
|
|
CN101850454A
|
|
Welding process of heavy-calibre long-distance steel pipeline
|
|
CN101807355A
|
|
Detection method and system for simulated operation safety precaution operation button signal of pipeline electric power substation
|
|
CN101739853A
|
|
Simulation operation counting and examination result displaying method and system for pipeline substation
|
|
CN101807354A
|
|
Simulation operation safety early warning method and system of long-distance pipeline substation
|
|
CN101737588A
|
|
Remote control device for adjusting exposure time of ray pipeline crawler
|
|
CN101725834A
|
|
Magnetic sensor for pipeline crawling device
|
|
CN101712782A
|
|
Amine-containing organic macromolecule reaction type crude oil flow modifying agent
|
|
CN101712790A
|
|
Alkylene oxide-containing organic macromolecule reaction type crude oil flow modifying agent
|
|
CN101712786A
|
|
Reaction type crude oil flow modifying agent containing carboxylic acid organic macromolecule
|
|
CN101306485A
|
|
Rotary electrode electric-fusion welding automatic back gouging device
|
|
CN101358685A
|
|
Method and device for generating gas hydrate
|
|
CN101324298A
|
|
Sealing structure of pipe first-aid clamp
|
|
CN101314778A
|
|
Preparation method for radionuclide <99>Tc<m> marked lactobacillus acidophilus
|
|
CN101311988A
|
|
Natural gas engine-reciprocating type compressor unit emulation system
|
