Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denka Co Ltd
Original Assignee
Denki Kagaku Kogyo KK
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 Denki Kagaku Kogyo KKfiledCriticalDenki Kagaku Kogyo KK
Priority to JP13636275ApriorityCriticalpatent/JPS5261111A/en
Publication of JPS5261111ApublicationCriticalpatent/JPS5261111A/en
C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
C21C1/00—Refining of pig-iron; Cast iron
C21C1/02—Dephosphorising or desulfurising
C21C1/025—Agents used for dephosphorising or desulfurising
Abstract
PURPOSE:To accelerate desulfurization effect, preventing massive growth of carbide in molten pig iron, also, preventing bad smell of generated acetylen gas, by using desulfurization agent, combining calcium carbide with powdered shell.
JP13636275A1975-11-141975-11-14Desulfurization agent of moleten pig iron
PendingJPS5261111A
(en)
Granules and pellets for the modification of polycondensates which can be shaped, as well as the process for obtaining these granules and pellets and shaped articles thus obtained