ORIFICE FITTINGS MEASURING GAS

Brand Owner (click to sort) Address Description
QC VALGRO LTD. 3707 - 97th Street Edmonton, Alberta T6E 6J2 Canada orifice fittings for measuring gas flow in a pipeline;
QC HALLIBURTON ENERGY SERVICES, INC. 3000 N. Sam Houston Pkwy. E. Houston TX 77032 orifice fittings for measuring gas flow in production and transmission pipeline systems in the oil and gas industry;
VALOR NUFLO TECHNOLOGIES, INC. 14450 John F. Kennedy Boulevard Houston TX 77032 orifice fittings for measuring gas flow in a pipeline;
VALOR HALLIBURTON GROUP CANADA INC. 1000-33-5TH AVENUE S.W. CALGARY T2P3B orifice fittings for measuring gas flow in a pipeline;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. What is disclosed is a hydraulic control arrangement for controlling a hydraulic consumer, comprising an adjustable supply measuring orifice and an adjustable drain measuring orifice as well as a pressure compensator arranged in a pressure medium delivery. The control arrangement moreover comprises a releasable cut-off block that acts as a check valve in the direction of supply and may be released in the direction of drain by means of a control pressure. In accordance with the invention, the pressure compensator is subjected to a constant force in the opening direction and to the lower one of the pressures downstream from the supply measuring orifice and upstream from the drain measuring orifice in the closing direction.