| http://www.w3.org/ns/prov#value | - The invention particularly relates to a method and apparatus for blowing the microspheres from inorganic film forming materials or compositions and particularly to blowing microspheres from a molten glass using a coaxial blowing nozzle and a blowing gas or a blowing gas and a metal vapor to blow the molten glass to form a hollow glass microsphere with the contained gas under pressure.
|
