RO84150B1 - Procedeu de obtinere a produselor refractare dolomitice si magnezio-dolomitice cu oxid de calciu liber - Google Patents

Procedeu de obtinere a produselor refractare dolomitice si magnezio-dolomitice cu oxid de calciu liber

Info

Publication number
RO84150B1
RO84150B1 RO106290A RO10629082A RO84150B1 RO 84150 B1 RO84150 B1 RO 84150B1 RO 106290 A RO106290 A RO 106290A RO 10629082 A RO10629082 A RO 10629082A RO 84150 B1 RO84150 B1 RO 84150B1
Authority
RO
Romania
Prior art keywords
dolomite
magnesium
refractory products
preparing
free calcium
Prior art date
Application number
RO106290A
Other languages
English (en)
Other versions
RO84150A2 (ro
Inventor
Mihaela Gheorghe
Andrei Szabo
Maria Savut
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 RO106290A priority Critical patent/RO84150B1/ro
Publication of RO84150A2 publication Critical patent/RO84150A2/ro
Publication of RO84150B1 publication Critical patent/RO84150B1/ro

Links

Landscapes

  • Compositions Of Oxide Ceramics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

Prezenta inventie se refera la un procedeu de fabricare a produselor refractare dolomitice si magnezio-dolomitice liate ceramic, caracterizate printr-o stabilitate mare la hidratare si o viteza de uzura de 1...3 ori mai mica decît a produselor similare legate cu smoala si termooxidate. Materiile prime utilizate sînt materiale refractare cu calce libera (10...70%) si continut de MgO (40...90%), obtinute din amestec de calcare brucitice, dolomita cu si fara MgO, sinterizate la 1850...1900 degree C. Liantul utilizat pe baza de parafina, ceara si valorificarea deseurilor de polietilena, ulei mineral si vaselina confera semifabricatului stabilitate deosebita temporara înainte de ardere, iar dupa ardere, se elimina fara reziduu de cocsificare, conferind produsului final textura cu legaturi directe, porozitate mica, densitate mare, rezistente mari la compresiuni.
RO106290A 1982-01-11 1982-01-11 Procedeu de obtinere a produselor refractare dolomitice si magnezio-dolomitice cu oxid de calciu liber RO84150B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO106290A RO84150B1 (ro) 1982-01-11 1982-01-11 Procedeu de obtinere a produselor refractare dolomitice si magnezio-dolomitice cu oxid de calciu liber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO106290A RO84150B1 (ro) 1982-01-11 1982-01-11 Procedeu de obtinere a produselor refractare dolomitice si magnezio-dolomitice cu oxid de calciu liber

Publications (2)

Publication Number Publication Date
RO84150A2 RO84150A2 (ro) 1984-05-12
RO84150B1 true RO84150B1 (ro) 1984-06-30

Family

ID=20110928

Family Applications (1)

Application Number Title Priority Date Filing Date
RO106290A RO84150B1 (ro) 1982-01-11 1982-01-11 Procedeu de obtinere a produselor refractare dolomitice si magnezio-dolomitice cu oxid de calciu liber

Country Status (1)

Country Link
RO (1) RO84150B1 (ro)

Also Published As

Publication number Publication date
RO84150A2 (ro) 1984-05-12

Similar Documents

Publication Publication Date Title
DE3362448D1 (en) Fly ashes in storable form and production process
SU1565862A1 (ru) Способ приготовлени асфальтобетонной смеси
US4249951A (en) Process for utilizing mineral-containing residue from coal liquefaction processes
US2724656A (en) Lime-brick and method for its production
GB1134689A (en) A process for the production of hydraulic binders
ES8400046A1 (es) Procedimiento para la obtencion de piezas moldeadas para lecho de fusion continuo para la fabricacion de carburo de calcio.
RU2030448C1 (ru) Состав для изготовления топливных брикетов
US2509315A (en) Lightweight firebrick and process of producing the same
SU837956A1 (ru) В жущее
DE3062938D1 (en) A method of recovering high-grade fuel from solid mineral-fuel raw material
SU1216168A1 (ru) Сырьева смесь дл изготовлени силикатного кирпича
SU998408A1 (ru) Сырьева смесь дл получени портландцементного клинкера
JPS5562811A (en) Molded raw material and production thereof
US2077374A (en) Concrete mixture and method of making the same
US3298843A (en) Method for the preparation of cement
EP0167185A1 (en) Method and apparatus of processing slurries containing rock
SU1456610A1 (ru) Способ приготовлени твердеющей закладочной смеси
SU607827A1 (ru) Огнеупорна масса и способ ее приготовлени
SU730647A1 (ru) Сырьева смесь дл изготовлени силикатных изделий
SU547095A1 (ru) В жущее
GB243308A (en) Method of producing cellular or porous concrete
SU69297A1 (ru) Способ изготовлени камней дл зажигалок
SU1712332A1 (ru) Масса дл получени аглопорита
SU1245561A1 (ru) Сырьева смесь дл получени аглопорита
VENTURI et al. CERAMIC PROPERTIES OF RAW MATERIAL DEPOSITS IN THE VALLEY OF ZANDFONTAIN(TRANSVAAL- SOUTH AFRICA).