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Process For Producing Feed-Grade Urea - EP4240721

The patent EP4240721 was granted to Casale on Aug 28, 2024. The application was originally filed on Sep 10, 2021 under application number EP21773798A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4240721

CASALE
Application Number
EP21773798A
Filing Date
Sep 10, 2021
Status
Granted And Under Opposition
Jul 26, 2024
Publication Date
Aug 28, 2024
External Links
Slate, Register, Google Patents

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YARA ASAMay 28, 2025DE CLERCQ & PARTNERSADMISSIBLE

Patent Citations (7) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTWO2005049193
OPPOSITIONCA976189
OPPOSITIONGB2059244
OPPOSITIONSU497290
OPPOSITIONUS2768895
OPPOSITIONUS4540820
OPPOSITIONWO2005049193

Non-Patent Literature (NPL) Citations (10) New

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

Citation PhaseReference Text
OPPOSITION- D16 - Experimental data - Crushing strength of urea based granular products with varying biuret concentration
OPPOSITION- Mikkelsen R. I., "Biuret in Urea Fertilizers", BETTER CROPS, International Plant Nutrition Institute (IPNI), US, US , (20070101), vol. 91, no. 3, ISSN 0006-0089, pages 6 - 7, XP093283298
OPPOSITION- Packer J E, "AMMONIA AND UREA PRODUCTION", Chemical Processes in New Zealand; 2nd ed, New Zealand Institute of Chemistry, (19980101), pages 1 - 14, XP093283303
OPPOSITION- Tadele Yilkal, Amha Negassie, "Use of Different Non Protein Nitrogen Sources in Ruminant Nutrition: A review", Advances in Life Science and Technology, (20150228), vol. 29, ISSN 2224-7181, pages 100 - 105, XP093283311
OPPOSITION- Rahmanian Nejat, Naderi Sina, Supuk Enes, Abbas Rafid, Hassanpour Ali, "Urea Finishing Process: Prilling Versus Granulation", Procedia Engineering, Elsevier BV, NL, NL , (20150101), vol. 102, doi:10.1016/j.proeng.2015.01.122, ISSN 1877-7058, pages 174 - 181, XP093283304
OPPOSITION- Schaber, P.M. Colson, J. Higgins, S. Thielen, D. Anspach, B. Brauer, J., "Thermal decomposition (pyrolysis) of urea in an open reaction vessel", Thermochimica Acta, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL., AMSTERDAM, NL. , (20041215), vol. 424, no. 1-2, doi:10.1016/j.tca.2004.05.018, ISSN 0040-6031, pages 131 - 142, XP004611433
OPPOSITION- Wang Denghui, Dong Ning, Niu Yanqing, Hui Shien, "A Review of Urea Pyrolysis to Produce NH 3 Used for NO x Removal", Journal of Chemistry, Hindawi Publishing Corporation, US, US , (20191209), vol. 2019, doi:10.1155/2019/6853638, ISSN 2090-9063, pages 1 - 11, XP093283305
OPPOSITION- Baboo Prem, "Urea Product Quality", International Journal of Engineering Research & technology, ESRSA Publ., (20180401), vol. 7, no. 4, doi:10.17577/IJERTV7IS040118, ISSN 2278-0181, pages 103 - 111, XP093283324
OPPOSITION- Fonnesbeck Paul, Kearl Leonard, Harris Lorin, "Feed Grade Biuret as a Protein Replacement for Ruminants. A Review", Journal of Animal Science, American Society of Animal Science, US, US , (19750601), vol. 40, no. 6, doi:10.2527/jas1975.4061150x, ISSN 1525-3163, pages 1150 - 1184, XP009561394
OPPOSITION- European Food Safety Authority (efsa), "Scientific Opinion on the safety and efficacy of Urea for ruminants: EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)", EFSA journal, European Food Safety Authority, Parma, Italy, Parma, Italy, (20120301), vol. 10, no. 3, doi:10.2903/j.efsa.2012.2624, ISSN 1831-4732, pages 2624 - 12, XP093283316

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