CA693233A - Hollow balls and the manufacture of same - Google Patents

Hollow balls and the manufacture of same

Info

Publication number
CA693233A
CA693233A CA693233A CA693233DA CA693233A CA 693233 A CA693233 A CA 693233A CA 693233 A CA693233 A CA 693233A CA 693233D A CA693233D A CA 693233DA CA 693233 A CA693233 A CA 693233A
Authority
CA
Canada
Prior art keywords
manufacture
same
hollow balls
balls
hollow
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
CA693233A
Inventor
F. Clements Warren
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.)
Babcock and Wilcox Co
Original Assignee
Babcock and Wilcox Co
Publication date
Application granted granted Critical
Publication of CA693233A publication Critical patent/CA693233A/en
Expired legal-status Critical Current

Links

CA693233A Hollow balls and the manufacture of same Expired CA693233A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA693233T

Publications (1)

Publication Number Publication Date
CA693233A true CA693233A (en) 1964-08-25

Family

ID=36003481

Family Applications (1)

Application Number Title Priority Date Filing Date
CA693233A Expired CA693233A (en) Hollow balls and the manufacture of same

Country Status (1)

Country Link
CA (1) CA693233A (en)

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