Published Use of ion exchange for removal of Ammonium: A biological regeneration of zeolite by Rahmani A.R. and Mahvi A.H. 146-150_RAHMANI_396_8-2.pdf
Published Trace element removal from hot gasification flue gases using solid sorbents by Diaz-Somoano M., Lopez-Anton M.A. and Martinez-Tarazona M.R. 137-145_SOMOANO_368_8-2.pdf