Energy Meter Systems - Hennessey, OK
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of flow meters including low flow & in-line flow meters. Types of meters include transmission style 3-section meter tube & flanged neck style 2-section meter tube. Sizes ranges from 2 in. to 24 in. Services include on-site start up, measurement systems auditing, pulsation tests, chart & EFM auditing, meter calibration & witnessing. Repair & maintenance services include repair & maintenance of regulation, pressure control valve, flow control valve & replacement or upgrades of EGM & communications, measurement equipment & recording devices. Meters conform to API 14.3 & AGA gas measurement committee specifications.
www.energymetersystems.com/index.html

FMC Invalco - Sand Springs, OK
Manufacturer
Inline & Insertion Turbine Flow Meters-Liquid & Gas, 3A Sanitary, Coriolis Mass Meters (Smith Meter), Industrial & General Purpose Flow Meters

Davis/Inotek - Tulsa, OK
Distributor, Manufacturer, Custom Manufacturer
100,000 Test, Measurement, Process & Control Instruments. NIST Traceable Calibration & Certification, All Performed In Compliance With ISO-9002, ISO Guide 25-17025 Standards.