MD20110097A3 - Procedeu de crestere a microcristalelor ultrapure de oxid de fier - Google Patents

Procedeu de crestere a microcristalelor ultrapure de oxid de fier

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Publication number
MD20110097A3
MD20110097A3 MDA20110097A MD20110097A MD20110097A3 MD 20110097 A3 MD20110097 A3 MD 20110097A3 MD A20110097 A MDA20110097 A MD A20110097A MD 20110097 A MD20110097 A MD 20110097A MD 20110097 A3 MD20110097 A3 MD 20110097A3
Authority
MD
Moldova
Prior art keywords
iron oxide
crystals
ultrapure
fe2o3
micron
Prior art date
Application number
MDA20110097A
Other languages
English (en)
Moldavian (mo)
Other versions
MD20110097A2 (ro
MD20110097A9 (ro
Inventor
Daria Grabco
Olga SIKIMAKA
Galina Volodina
Victor Tazlavan
Evghenii Harea
Zinaida Danita
Original Assignee
Institutul De Fizică Aplicată Al Academiei De Ştiinţe A Moldovei
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Institutul De Fizică Aplicată Al Academiei De Ştiinţe A Moldovei filed Critical Institutul De Fizică Aplicată Al Academiei De Ştiinţe A Moldovei
Priority to MDA20110097A priority Critical patent/MD20110097A9/ro
Publication of MD20110097A2 publication Critical patent/MD20110097A2/ro
Publication of MD20110097A3 publication Critical patent/MD20110097A3/ro
Publication of MD20110097A9 publication Critical patent/MD20110097A9/ro

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Abstract

Inventia se refera la procedee de obtinere a cristalelor ultrapure de oxid de fier (α-Fe2O3) de dimensiuni micronice si submicronice cu utilizarea plantelor vii în calitate de transportor si de depou al solutiei initiale pentru sinteza oxidului si poate fi aplicata la producerea cristalelor ultrapure de oxid de fier pentru biomedicina - în calitate de material de contrast organotrop pentru rezonanta magnetica, în electrotehnica pentru înregistrari magnetice, în calitate de termometre magnetice datorita proprietatilor paramagnetice în câmp magnetic slab, în calitate de catalizatori în compusi pirotehnici, si pigmenti minerali în diferite domenii ale industriei etc.Scopul prezentei inventii este crearea unui procedeu care cere putine cheltuieli de obtinere a cristalelor ultrapure de oxid de fier (α-Fe2O3) de dimensiuni micronice si submicronice.Procedeul include mentinerea lujerilor plantelor vii în solutie concentrata de clorura de fier timp de 2…3 zile la temperatura camerei, încalzirea lor pâna la temperatura coacerii în fiola deschisa timp de 8…10 ore, coacerea la temperatura de 600…650°C timp de 2…3 ore si racirea lenta pâna la temperatura camerei în regim de etuva deconectata.Rezultatul tehnic consta în obtinerea cristalelor ultrapure de oxid de fier (α-Fe2O3) de dimensiuni micronice si submicronice datorita utilizarii celulelor de plante vii în calitate de transportor si depou al solutiei initiale pentru sinteza compusului.
MDA20110097A 2011-01-24 2011-01-24 Procedeu de creştere a microcristalelor ultrapure de oxid de fier MD20110097A9 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MDA20110097A MD20110097A9 (ro) 2011-01-24 2011-01-24 Procedeu de creştere a microcristalelor ultrapure de oxid de fier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDA20110097A MD20110097A9 (ro) 2011-01-24 2011-01-24 Procedeu de creştere a microcristalelor ultrapure de oxid de fier

Publications (3)

Publication Number Publication Date
MD20110097A2 MD20110097A2 (ro) 2012-08-31
MD20110097A3 true MD20110097A3 (ro) 2013-05-31
MD20110097A9 MD20110097A9 (ro) 2015-06-30

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MDA20110097A MD20110097A9 (ro) 2011-01-24 2011-01-24 Procedeu de creştere a microcristalelor ultrapure de oxid de fier

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7268273B2 (en) * 1995-06-06 2007-09-11 The University Of Maryland Recovering metals from soil
MD1758G2 (ro) * 1999-02-12 2002-03-31 Государственный Университет Молд0 Procedeu de obţinere a agentului adsorbant de carbon
RU2276620C1 (ru) * 2005-01-27 2006-05-20 Государственное учреждение Волгоградский научно-исследовательский технологический институт мясо-молочного скотоводства и переработки продукции животноводства Россельхозакадемии (ГУ ВНИТИ ММС и ППЖ Россельхозакадемии) Способ получения фитосорбента
EP1852492A1 (en) * 2006-05-05 2007-11-07 BIOeCON International Holding N.V. Method of making a polymeric material of photosynthetic origin comprising particulate inorganic material
CN101372727A (zh) * 2008-10-15 2009-02-25 中南大学 一种从超富集植物中提取有价金属的方法

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MD20110097A2 (ro) 2012-08-31
MD20110097A9 (ro) 2015-06-30

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