Process for recovery of sulphate of potash

Details for Australian Patent Application No. 2003300719 (hide)

Owner Council of Scientific and Industrial Research

Inventors Halder, Koushik; Hamdani, Abdulhamid Usmanbhai; Gandhi, Maheshkumar Ramniklal; Deraiya, Hasina Hajibhai; Vohra, Rajinder Nath; Langalia, Kaushik Jethalal; Rathod, Ramjibhai Devjibhai; Joshi, Himanshu Labshanker; Mohandas, Vadakke Puthoor; Daga, Sohanlal; Ghosh, Pushpito Kumar; Dave, Rohit Harshadray

Agent Lesicar Perrin

Pub. Number AU-B-2003300719

PCT Number PCT/IN2003/0004

PCT Pub. Number WO2005/063626

Filing date 31 December 2003

Wipo publication date 21 July 2005

Acceptance publication date 12 June 2008

International Classifications

C01D 5/00 (2006.01) Sulfates or sulfites of sodium, potassium, or alkali metals in general

C05D 1/02 (2006.01) Fertilisers containing potassium

Event Publications

27 May 2004 Complete Application Filed

8 September 2005 Application Open to Public Inspection

  Published as AU-B-2003300719

12 June 2008 Application Accepted

  Published as AU-B-2003300719

9 October 2008 Standard Patent Sealed

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