Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Silica crucible with inner layer crystallizer and method

Silica crucible with inner layer crystallizer and method

US Patent 6641663 · Granted Nov 4, 2003

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Metal and graphite mold and method of making a crucible2015
Method of making a silica crucible in a controlled atmosphere2015
Method and apparatus for venting gas between a crucible and a susceptor2013
Crucible having a doped upper wall portion and method for making the same2013
Silica crucible with pure and bubble free inner crucible layer and method of mak2012
Method for making a silica glass crucible2011
Crucible having a doped upper wall portion and method for making the same2010
Silica vessel with nozzle and method of making2009
Silica glass crucible with barium-doped inner wall2008
Silica glass crucible with bubble-free and reduced bubble growth wall2008
Silica glass crucible with bubble-free and reduced bubble growth wall2008
Silica glass crucible2006