RO83548B1 - Procedeu de fabricare a smoalei speciale - Google Patents

Procedeu de fabricare a smoalei speciale

Info

Publication number
RO83548B1
RO83548B1 RO105847A RO10584781A RO83548B1 RO 83548 B1 RO83548 B1 RO 83548B1 RO 105847 A RO105847 A RO 105847A RO 10584781 A RO10584781 A RO 10584781A RO 83548 B1 RO83548 B1 RO 83548B1
Authority
RO
Romania
Prior art keywords
preparing
special
tar
insoluble
special tar
Prior art date
Application number
RO105847A
Other languages
English (en)
Other versions
RO83548A3 (ro
Inventor
Calin Dumitrescu
Nicolae Vlasie
Aurel Manolache
Alexandru Apostol
Radu Cozlov
Paraschiva Chiscanu
Original Assignee
Institutul De Cercetari Metalurgice
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 De Cercetari Metalurgice filed Critical Institutul De Cercetari Metalurgice
Priority to RO105847A priority Critical patent/RO83548B1/ro
Publication of RO83548A3 publication Critical patent/RO83548A3/ro
Publication of RO83548B1 publication Critical patent/RO83548B1/ro

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Inventia se refera la un procedeu de fabricare a smoalelor speciale, conform inventiei principale, cu descrierea nr. 76703, procedeu care utilizeaza drept materie prima un amestec de gudroane de cocserie, cu insolubilitate în ulei antracen de maximum 5% care se supune distilarii pentru obtinerea smoalei, iar în final, dupa tratamentul termic si îndepartarea excesului de ulei greu, înainte de racire, smoala lichida se omogenizeaza.
RO105847A 1981-11-23 1981-11-23 Procedeu de fabricare a smoalei speciale RO83548B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO105847A RO83548B1 (ro) 1981-11-23 1981-11-23 Procedeu de fabricare a smoalei speciale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO105847A RO83548B1 (ro) 1981-11-23 1981-11-23 Procedeu de fabricare a smoalei speciale

Publications (2)

Publication Number Publication Date
RO83548A3 RO83548A3 (ro) 1984-04-02
RO83548B1 true RO83548B1 (ro) 1984-04-30

Family

ID=20110687

Family Applications (1)

Application Number Title Priority Date Filing Date
RO105847A RO83548B1 (ro) 1981-11-23 1981-11-23 Procedeu de fabricare a smoalei speciale

Country Status (1)

Country Link
RO (1) RO83548B1 (ro)

Also Published As

Publication number Publication date
RO83548A3 (ro) 1984-04-02

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