CA929081A - Asteriated synthetic corundum gem stones and method and apparatus for their production - Google Patents

Asteriated synthetic corundum gem stones and method and apparatus for their production

Info

Publication number
CA929081A
CA929081A CA132891A CA132891A CA929081A CA 929081 A CA929081 A CA 929081A CA 132891 A CA132891 A CA 132891A CA 132891 A CA132891 A CA 132891A CA 929081 A CA929081 A CA 929081A
Authority
CA
Canada
Prior art keywords
asteriated
production
synthetic corundum
gem stones
corundum gem
Prior art date
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.)
Expired
Application number
CA132891A
Other versions
CA132891S (en
Inventor
A. Keig George
C. Smith James
M. J. Watts John
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Priority to CA132891A priority Critical patent/CA929081A/en
Application granted granted Critical
Publication of CA929081A publication Critical patent/CA929081A/en
Expired legal-status Critical Current

Links

CA132891A 1968-12-31 1972-01-21 Asteriated synthetic corundum gem stones and method and apparatus for their production Expired CA929081A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA132891A CA929081A (en) 1968-12-31 1972-01-21 Asteriated synthetic corundum gem stones and method and apparatus for their production

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US78825568A 1968-12-31 1968-12-31
CA69556 1969-12-11
CA132891A CA929081A (en) 1968-12-31 1972-01-21 Asteriated synthetic corundum gem stones and method and apparatus for their production

Publications (1)

Publication Number Publication Date
CA929081A true CA929081A (en) 1973-06-26

Family

ID=25666224

Family Applications (1)

Application Number Title Priority Date Filing Date
CA132891A Expired CA929081A (en) 1968-12-31 1972-01-21 Asteriated synthetic corundum gem stones and method and apparatus for their production

Country Status (1)

Country Link
CA (1) CA929081A (en)

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