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<title><![CDATA[EC21 Product Catalogs - 4 web valve]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/4_web_valve--2673/1/4 web valve.html]]></link><item>
<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[4) Valve seat and valve disk can effectively prevent grout from flowing back 
5) Hardness of base material is equivalent to API Spec N-80 
Yours Faithfully, 
Angela Oy (Sales Manager-Oilfield Equip. ]]></description><pubDate><![CDATA[20140912]]></pubDate></item>

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