US 11,919,797 B2
Method and apparatus for producing glass precursors and glass products
Fabian Wagner, Mainz (DE); Michael Kluge, Offenbach (DE); Andreas Ortner, Gau-Algesheim (DE); Laura Brueckbauer, Ingelheim (DE); and Frank-Thomas Lentes, Bingen (DE)
Assigned to SCHOTT AG, Mainz (DE)
Filed by SCHOTT AG, Mainz (DE)
Filed on Jan. 9, 2019, as Appl. No. 16/243,999.
Claims priority of application No. 10 2018 100 443.5 (DE), filed on Jan. 10, 2018.
Prior Publication US 2019/0210909 A1, Jul. 11, 2019
Int. Cl. A61J 1/06 (2006.01); A61M 5/31 (2006.01); B23K 26/53 (2014.01); C03B 33/02 (2006.01); C03B 33/06 (2006.01); C03B 33/095 (2006.01); C03B 33/10 (2006.01)
CPC C03B 33/0955 (2013.01) [A61J 1/065 (2013.01); A61M 5/3129 (2013.01); B23K 26/53 (2015.10); C03B 33/0222 (2013.01); C03B 33/06 (2013.01); C03B 33/102 (2013.01); A61M 2205/123 (2013.01)] 16 Claims
OG exemplary drawing
 
16. The tubular glass precursor or tubular glass product of claim 13, wherein the clean fracture surface is free of any chipping or particles greater than 20 μm.