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Since 1987, Metrolog has been involved in the design and manufacture of flow, pressure and temperature downhole memory gauges for the oil and gas industry
downhole recorders  gauges for side pocket  gauge tracking  memory production logging  pressure rRecorders  slick line carriers 
www.metrolog.com - 2009-02-12
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PPS is a leading manufacturer of quality electronic memory gauges for use in the Oil and Gas Industry
downhole permanent gauges  Downhole Pressure Recorders  Downhole Temperature Recorders  Electronic Memory Gauge  slick line wireline  slickline wire line  Surface Readout Guage  Well Buildup Testing  Well Gradient Testing 
www.pioneerps.com - 2009-02-07
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pressure recorder
temperature recorder
data recorder
haccp
data logger
gauges downhole pressure gauge
cold chain
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