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<title><![CDATA[EC21 Product Catalogs - filtration solution]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/filtration_solution--2002/1/filtration solution.html]]></link><item>
<title><![CDATA[Walnut Shell Powder]]></title><link><![CDATA[https://ir04127480.en.ec21.com/Walnut_Shell_Powder--10712679_10811277.html]]></link><description><![CDATA[solution for circulation problems. Walnut Shell powder is pumped into well with the mud and seals perforations to create a more secure and less permeable well environment while in the meantime does n]]></description><pubDate><![CDATA[20220910]]></pubDate></item>

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