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<title><![CDATA[EC21 Product Catalogs - string improver]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/string_improver--2644/1/string improver.html]]></link><item>
<title><![CDATA[Hard Rock Drilling T51 610mm To 6400mm Thread Extension Drill Rod]]></title><link><![CDATA[https://ksqdrilling.en.ec21.com/Hard_Rock_Drilling_T51_610mm--11913418_11913427.html]]></link><description><![CDATA[improved by using this as the first rod in a normal drill string. Furthermore, since this is a speed rod design it will produce straighter holes and at least 10% higher penetration rate in good rock ]]></description><pubDate><![CDATA[20240319]]></pubDate></item>
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<title><![CDATA[API Oilfield Well Drilling Casing Guiding Float Collar and Float Shoe for Cementing]]></title><link><![CDATA[https://zhongshigroup.en.ec21.com/API_Oilfield_Well_Drilling_Casing--11790563_11790572.html]]></link><description><![CDATA[Stab-in Casing Float Collar And Float Shoe API or As required
Stab-In float collar&amp;shoe is an improved method for cementing large diameter casing.With stab-in float collar&amp;shoe, the Drill Pipe is sta]]></description><pubDate><![CDATA[20230516]]></pubDate></item>
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<title><![CDATA[Heavy Weight Drill Pipe]]></title><link><![CDATA[https://hbmccarbon68.en.ec21.com/Heavy_Weight_Drill_Pipe--10964119_10995846.html]]></link><description><![CDATA[string, and reduce its fatigue. Using it to replace part of the drill collar can reduce torque, improve load, and increase drilling ability during deep well drilling; meanwhile pick-up sub and safety]]></description><pubDate><![CDATA[20200523]]></pubDate></item>

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