<http://webisa.webdatacommons.org/179467128>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freepatentsonline.com> .
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<http://webisa.webdatacommons.org/prov/453241414>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/179467128> .
<http://webisa.webdatacommons.org/179467128>	<http://www.w3.org/ns/prov#value>	"Suitable solvents include hexane or other hydrocarbons, mixtures of hydrocarbons (for example those commonly known as petroleum ether), diethyl ether, ethyl acetate, and halogenated solvents (for ex" .