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<title><![CDATA[EC21 Product Catalogs - well drilling down the]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/well_drilling_down_the--2673/1/well drilling down the.html]]></link><item>
<title><![CDATA[Hydraulic Liner Hanger Tie-Back Assembly]]></title><link><![CDATA[https://saigaogroup.en.ec21.com/Hydraulic_Liner_Hanger_Tie_Back--11093688_11181033.html]]></link><description><![CDATA[the depth of the milling shoe when it reaches the top of the seal assembly (judge from the changes on pressure and WOB). Then lift the drill string for 1m.
Use a drilling rate of 40～50rpm and a nor]]></description><pubDate><![CDATA[20200622]]></pubDate></item>
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<title><![CDATA[Oilfield Cementing Tools API Casing Float Shoe &amp; Float Collar]]></title><link><![CDATA[https://machinery14.en.ec21.com/Oilfield_Cementing_Tools_API_Casing--9182239_9182346.html]]></link><description><![CDATA[well and ultra deep well. it classify ordinary type and self fill-up type according to way of drilling fluid get into. 
Specifications: 
1).Float shoe and collar 
2).API 5CT &amp; 10D 
3).5-1/2&quot;~20&quot; size]]></description><pubDate><![CDATA[20140912]]></pubDate></item>

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