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.)
C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B23/00—Re-forming shaped glass
C03B23/04—Re-forming tubes or rods
C03B23/047—Re-forming tubes or rods by drawing
C—CHEMISTRY; METALLURGY
C03—GLASS; MINERAL OR SLAG WOOL
C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B19/00—Other methods of shaping glass
C03B19/01—Other methods of shaping glass by progressive fusion or sintering of powdered glass onto a shaping substrate, i.e. accretion, e.g. plasma oxidation deposition