<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31481750</termId><termName>tube mills</termName><termType>PT</termType><termNote><![CDATA[ Facilities or equipment that pulverize or finely grind crushed ore or another material by placing it in a revolving cylinder containing steel rods, balls, loose flints, or pebbles. ]]></termNote><termCreatedDate>2026-03-30 21:09:43</termCreatedDate><relation><relationType>UF</relationType><termId>31481751</termId><termName>mills, tube</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31481752</termId><termName>tube mill</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31481753</termId><termName>tube-mills</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31481145</termId><termName>rolling mills</termName><termType>PT</termType></relation></term>  </Zthes>