A ceramic material which is (1) ceramics based on monoclinic BaOxAl2O3x2SiO2; (2) ceramics based on monoclinic SrOxAl2O3x2SiO2; or (3) ceramics based on monoclinic solid solution of BaOxAl2O3x2SiO2 and SrOxAl2O3x2SiO2.
申请公布号
US5642868(A)
申请公布日期
1997.07.01
申请号
US19900518604
申请日期
1990.05.02
申请人
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE NAVY
