PRODUCTION OF MOLDED HEAT INSULATOR

PRODUCTION OF MOLDED HEAT INSULATOR

PURPOSE:To obtain a homogeneous molded heat insulator with high productivity at a low cost by impregnating coal tar pitch mixture of this pitch with tar oil as a matrix into matted or felted carbon fibers and carrying out carbonization and graphitization under specified conditions. CONSTITUTION:Coal...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KAMISHITA MAMORU, YUMITATE KOZO
Format: Patent
Sprache:eng
Schlagworte:
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
REFRACTORIES
SLAG
TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:PURPOSE:To obtain a homogeneous molded heat insulator with high productivity at a low cost by impregnating coal tar pitch mixture of this pitch with tar oil as a matrix into matted or felted carbon fibers and carrying out carbonization and graphitization under specified conditions. CONSTITUTION:Coal tar pitch or a mixtrue of this pitch with tar oil as a matrix is impregnated into matted or felted carbon fibers and treated at