CA599967A - Method of making roofing granules - Google Patents

Method of making roofing granules

Info

Publication number
CA599967A
CA599967A CA599967A CA599967DA CA599967A CA 599967 A CA599967 A CA 599967A CA 599967 A CA599967 A CA 599967A CA 599967D A CA599967D A CA 599967DA CA 599967 A CA599967 A CA 599967A
Authority
CA
Canada
Prior art keywords
roofing granules
making roofing
making
granules
roofing
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
CA599967A
Inventor
R. Lodge James
M. Miller Robert
C. Merwin Merle
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA599967A publication Critical patent/CA599967A/en
Expired legal-status Critical Current

Links

CA599967A Method of making roofing granules Expired CA599967A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA599967T

Publications (1)

Publication Number Publication Date
CA599967A true CA599967A (en) 1960-06-14

Family

ID=35815750

Family Applications (1)

Application Number Title Priority Date Filing Date
CA599967A Expired CA599967A (en) Method of making roofing granules

Country Status (1)

Country Link
CA (1) CA599967A (en)

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