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.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan Ltd
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 NKK Corp, Nippon Kokan LtdfiledCriticalNKK Corp
Priority to JP11667377ApriorityCriticalpatent/JPS5450506A/en
Publication of JPS5450506ApublicationCriticalpatent/JPS5450506A/en
PURPOSE: The title binder having improved softening point, capable of improving handling strength of briquettes, prepared by adding a small amount of a polyamide to a petroleum or coal binder.
CONSTITUTION: A small amount of a polyamide is added to a petroleum binder, e.g. propane extracted asphalt, etc., and/or a coal binder, e.g. coal tar, pitch, etc. to give a binder for manufacturing coal briquettes. For example, a compound of formula is used as the polyamide in an amount of 7wt.%
COPYRIGHT: (C)1979,JPO&Japio
JP11667377A1977-09-301977-09-30Binder for manufacture of coal briquettes
PendingJPS5450506A
(en)
PROCEDURE FOR MANUFACTURING SHAPED OBJECTS, PRINTED BY COMPRESSION OF A MIXTURE WITHOUT CAPACITY TO ASSEMBLE, OF FIBROUS SUBSTANCES MIXED WITH A THERMO-HARD BINDER