Asbestos-cement pipe for well casing

Casing Well

gas well with artifical vertical fracture

Gas Well with Liquid Flow Rate Being Zero

horizontal well well

horizontal well with long horizontal section

inversion with well log data

natural gas well with high hydrogen sulfide conten

oil and gas well with high pressure

oil and gas well with high temperature and high pr

oil extraction and test well with intermission

perforated casing well

recharge well with a filter layer

Recharge Well with Filter Layer

Special Casing Well

uniform sequence strata frame with well and seismic

Well casing

well casing anchor

well casing starter