RO93109B1 - Procedeu de obtinere a fluidelor magnetice pe baza de ulei de parafina sau parafina - Google Patents

Procedeu de obtinere a fluidelor magnetice pe baza de ulei de parafina sau parafina

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Publication number
RO93109B1
RO93109B1 RO122064A RO12206486A RO93109B1 RO 93109 B1 RO93109 B1 RO 93109B1 RO 122064 A RO122064 A RO 122064A RO 12206486 A RO12206486 A RO 12206486A RO 93109 B1 RO93109 B1 RO 93109B1
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RO
Romania
Prior art keywords
paraffin
paraffin oil
magnetic fluids
oil
magnetic
Prior art date
Application number
RO122064A
Other languages
English (en)
Other versions
RO93109A2 (ro
Inventor
Doina Bica
Romulus Minea
Original Assignee
Institutul Politehnic "Traian Vuia"
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.)
Filing date
Publication date
Application filed by Institutul Politehnic "Traian Vuia" filed Critical Institutul Politehnic "Traian Vuia"
Priority to RO86122064A priority Critical patent/RO93109A2/ro
Publication of RO93109B1 publication Critical patent/RO93109B1/ro
Publication of RO93109A2 publication Critical patent/RO93109A2/ro

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Abstract

Inventia, se refera la un procedeu de obtinere a fluidelor magnetice pe baza de ulei de parafina sau parafina. Pentru obtinerea celor doua tipuri de fluide magnetice se pleaca de la un fluid magnetic pe baza de petrol folosind metoda schimbarii lichidului de baza. Deoarece atît uleiul de parafina, cît si parafina au caracter slab polar, pentru dispersia particulelor de magnetita stabilizate cu acid oleic, e nevoie de un stabilizant cu caracter polar (de exemplu poliizobutilensuccinimida sau poliizobutilensuccinonhidrida) care se leaga prin legaturi Van der Waals de lantul hidrocarbonat al acidului oleic chemisorbit si realizeaza dispersia particulelor magnetice în uleiul de parafina sau parafina. S-au obtinut fluide magnetice pe baza de ulei de parafina utilizate la etansari magnetofluidice cu protectie la vid si fluide magnetice pe baza de parafina pentru a fi testate în medicina la tratarea anevrismelor.
RO86122064A 1986-02-01 1986-02-01 Procedeu de obtinere a fluidelor magnetice pe baza de ulei de parafina sau parafina RO93109A2 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO86122064A RO93109A2 (ro) 1986-02-01 1986-02-01 Procedeu de obtinere a fluidelor magnetice pe baza de ulei de parafina sau parafina

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO86122064A RO93109A2 (ro) 1986-02-01 1986-02-01 Procedeu de obtinere a fluidelor magnetice pe baza de ulei de parafina sau parafina

Publications (2)

Publication Number Publication Date
RO93109B1 true RO93109B1 (ro) 1987-10-31
RO93109A2 RO93109A2 (ro) 1987-12-30

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ID=20118957

Family Applications (1)

Application Number Title Priority Date Filing Date
RO86122064A RO93109A2 (ro) 1986-02-01 1986-02-01 Procedeu de obtinere a fluidelor magnetice pe baza de ulei de parafina sau parafina

Country Status (1)

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RO (1) RO93109A2 (ro)

Also Published As

Publication number Publication date
RO93109A2 (ro) 1987-12-30

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