Prototype gas detection probe for drilling mud developed for gas component analysis

The GasWizard total gas detection device in the photo on the left is shown on a Canadian land rig. Technicians can install the gas permeable membrane probe in the mud return line, close to the bell nipple or wellbore (Fig. 1).Click here to enlarge imageDatalog Technology Inc., Calgary, reported in a June press release that it is testing a new version of the GasWizard gas detection device, jointly with Shell Oil Co., Houston. Rig personnel can determine constit- uent components of any detected gas, with the new version of the device, which has gas chromatographic capabilities. The instrument determines mole fraction methane (C1) through octane (C8).The new version of the device uses the ...

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