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Method Of Treating Phosphate-Containing Ash From Waste-Incineration Plants By Wet-Chemical Digestion In Order To Obtain Compounds Of Aluminium, Calcium, Phosphorus And Nitrogen - EP3066048

The patent EP3066048 was granted to Remondis Aqua on Nov 4, 2020. The application was originally filed on May 20, 2014 under application number EP14726081A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3066048

REMONDIS AQUA
Application Number
EP14726081A
Filing Date
May 20, 2014
Status
Granted And Under Opposition
Oct 2, 2020
Grant Date
Nov 4, 2020
External Links
Slate, Register, Google Patents

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PRAYONAug 4, 2021CONNOR -

Patent Citations (8) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication NumberPublication Link
INTERNATIONAL-SEARCH-REPORTDE875951
INTERNATIONAL-SEARCH-REPORTGB665257
INTERNATIONAL-SEARCH-REPORTGB799490
INTERNATIONAL-SEARCH-REPORTUS2524174
INTERNATIONAL-SEARCH-REPORTUS418259
INTERNATIONAL-SEARCH-REPORTWO2010108630
INTERNATIONAL-SEARCH-REPORTWO2011137880
OPPOSITIONEP0488736

Non-Patent Literature (NPL) Citations (4) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- Gorazda K., Kowalski Z., Nowak A. K., Wzorek Z., Krupa-Zuczek K., Kulczycka J., Henclik A., "Wastes. Alternative raw materials for phosphorus industry", Przemysl Chemiczny, (20130100), vol. 92, no. 5, pages 761 - 766, XP055833072-
OPPOSITION- Gorazda, Zygmunt Kowalski, Zbigniew Wzorek, "From sewage sludge ash to calcium phosphate fertilizers", Journal of Chemical Technology, (20120000), vol. 14, no. 3, pages 54 - 58, XP055833074-
OPPOSITION- Sebastian Petzet; Burkhard Peplinski; Peter Cornel, "On wet chemical phosphorus recovery from sewage sludge ash by acidic or alkaline leaching and an optimized combination of both", Water Research, (20120331), vol. 46, no. 12, doi:10.1016/j.watres.2012.03.068, pages 3769 - 3780, XP028514802
OPPOSITION- Kinga Krupa-Żuczek; Zygmunt Kowalski; Zbigniew Wzorek, "Manufacturing of phosphoric acid from hydroxyapatite, contained in the ashes of the incinerated meat-bone wastes", Polish Journal of Chemical Technology, (20080306), vol. 10, no. 3, doi:10.2478/v10026-008-0030-6, pages 13 - 20, XP055491998

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