Any process that activates or increases the frequency, rate or extent of inorganic anion transmembrane transport.
Synonyms:
exact_synonym:
positive regulation of inorganic anion membrane transport; up regulation of inorganic anion membrane transport; up regulation of inorganic anion transmembrane transport; upregulation of inorganic anion membrane transport; upregulation of inorganic anion transmembrane transport
narrow_synonym:
activation of inorganic anion membrane transport; activation of inorganic anion transmembrane transport