A ladle for receiving molten metal is equipped with an elongated, refractory lined rod having an enlarged bottom portion and terminating at the lower end of the ladle. A plurality of stacked container means are positioned about the rod. These container means contain the desired addition agents. ...
These terms, in the simplest way, refer to masses of rock that originated as metal-rich molten rock or magma. The metals in the ... L Roulston - 《Skillings Mining Review》 被引量: 0发表: 2002年 Effect of oxide on surface tension of molten metal Oxides as one of the commonly ...
[14 Nov 1972] 51104/73 Heading C7D Metal-containing particles having magnetic characteristics are incorporated in molten metal streams by subjecting the stream to a magnetic field in the area where the charge is added in order to force the particles beneath the surface of the stream and aid ...
Method for sampling molten glass from beneath the surface of a melt (11) comprises sucking it through a glass or ceramic tube (20). This is surrounded by concentric, cooled metal tubes (30, 40). An Independent claim is included for apparatus for carrying out the method in which the glass...
Method for sampling molten glass from beneath the surface of a melt (11) comprises sucking it through a glass or ceramic tube (20). This is surrounded by concentric, cooled metal tubes (30, 40). An Independent claim is included for apparatus for carrying out the method in which the glass...
(84) is disposed beneath the surface; a mechanism (24) for feeding the wire (20) through the nozzle (60) directly into the molten material; and a system (31, 33, 42) for injecting a substantially inert gaseous medium into the molten material together with the wire (20), whereby the ...