Molybdenum sealing glass-ceramic composition

Patent · Thu Jan 01 04:00:00 EST 1976

OSTI ID:862540

Eagan, Robert J ^[1]

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1. Cedar Crest, NM

The invention relates to a glass-ceramic composition having low hydrogen and helium permeability properties, along with high fracture strength, a thermal coefficient of expansion similar to that of molybdenum, and adaptable for hermetically sealing to molybdenum at temperatures of between about 900.degree. and about 950.degree.C. to form a hermatically sealed insulator body.

• Research Organization: Sandia National Laboratories (SNL), Albuquerque, NM, and Livermore, CA
• DOE Contract Number: AT(29-1)-789
• Assignee: United States of America as represented by United States Energy (Washington, DC)
• Patent Number(s): US 3957496
• OSTI ID: 862540
• Country of Publication: United States
• Language: English

Related Subjects

/501/65/156/174/
900
950
adaptable
ceramic composition
coefficient
composition
degree
expansion
expansion similar
form
fracture
fracture strength
glass-ceramic
glass-ceramic composition
helium
hermatically
hermatically sealed
hermetically
hermetically seal
hermetically sealing
hydrogen
insulator
molybdenum
permeability
properties
relates
sealed
sealed insulator
sealing
sealing glass
similar
strength
temperatures
thermal
thermal coefficient