<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>3527</termId><termName>HIDROCARBUROS</termName><termType>PT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>HIDROCARBUROS</termSortkey><termNote label="Cota LC"><![CDATA[ <p><a href="http://www.loc.gov/aba/publications/FreeLCC/Q-text.pdf" target="_blank">[QD305.H5-.H9 (Aliphatic)]</a></p>

<p><a href="http://www.loc.gov/aba/publications/FreeLCC/Q-text.pdf" target="_blank">[QD341.H9 (Aromatic)]</a></p>

<p><a href="http://www.loc.gov/aba/publications/FreeLCC/T-text.pdf" target="_blank">[TP492.82.H93 (Refrigerants)]</a></p> ]]></termNote><termCreatedDate>HIDROCARBUROS</termCreatedDate><termModifiedDate>2015-02-03 13:00:27</termModifiedDate><relation><relationType>BT</relationType><termId>6645</termId><termName>COMPUESTOS ORGANICOS</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>5556</termId><termName>ACEITES MINERALES</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>17708</termId><termName>ALCANOS</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>3526</termId><termName>ALQUENOS</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>5134</termId><termName>ALQUILACION</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>15128</termId><termName>BETUN</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>17711</termId><termName>CAROTENOIDES (BIOQUIMICA)</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>3762</termId><termName>CRAQUEO</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14506</termId><termName>GAS NATURAL</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>5563</termId><termName>PETROLEO SINTETICO</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>5137</termId><termName>PETROQUIMICOS</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>7347</termId><termName>PRODUCTOS DEL PETROLEO</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>10063</termId><termName>TERPENOS</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>2660</termId><termName>INDUSTRIAS PETROQUIMICAS</termName><termType>PT</termType></relation></term>  </Zthes>