Research Institute of Petroleum Engineering, Shengli Oil Field, SINOPEC

Chine

 
Quantité totale PI 3
Rang # Quantité totale PI 502 805
Note d'activité PI 0/5.0    0
Rang # Activité PI 1 661 163

Brevets

Marques

2 0
1 0
0 0
0
 
Dernier brevet 2016 - Device for handling oil pipes an...
Premier brevet 2015 - Apparatus for tripping oil pipe ...

Derniers inventions, produits et services

2016 Invention Device for handling oil pipes and method for workover. A device for handling oil pipes and a meth...
Invention Device for handling oil pipes and method for workover. Disclosed is a device for handling oil pip...
2015 Invention Apparatus for tripping oil pipe and system for automatic well workover. An apparatus for tripping...