Treating liquids with pH adjuster-based system Application US-7442310-B2 United States of America 28 Oct 2008
Hydrous zirconium oxide, hydrous hafnium oxide and method of making same Application US-7252767-B2 United States of America 07 Aug 2007
pH adjuster-based system for treating liquids Application US-7169297-B2 United States of America 30 Jan 2007
Zirconium phosphate and method of making same Application US-6960328-B2 United States of America 01 Nov 2005
Zirconium phosphate, hafnium phosphate and method of making same Application US-6936175-B2 United States of America 30 Aug 2005