| http://www.w3.org/ns/prov#value | - 13???01]C01B 3/0015. . . {Organic compounds; Solutions thereof} [2013???01]C01B 3/0021. . . {Carbon, e.g. active carbon, carbon nanotubes, fullerenes; Treatment thereof} [2013???01]C01B 3/0026. . . {of one single metal or a rare earth metal; Treatment thereof} [2013???01]NOTE In all of the groups C01B 3/0026 to C01B 3/0084 , the metallic storage materials may contain minor quantities of non-metals
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