CA369992A - Asphalte de haute qualite - Google Patents

Asphalte de haute qualite

Info

Publication number
CA369992A
CA369992A CA369992A CA369992DA CA369992A CA 369992 A CA369992 A CA 369992A CA 369992 A CA369992 A CA 369992A CA 369992D A CA369992D A CA 369992DA CA 369992 A CA369992 A CA 369992A
Authority
CA
Canada
Prior art keywords
high grade
grade asphalt
asphalt
grade
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
CA369992A
Other languages
English (en)
Inventor
Pierce Anderson Alvin
Kenneth Nelson William
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.)
Shell Development Co
Original Assignee
Shell Development Co
Publication date
Application granted granted Critical
Publication of CA369992A publication Critical patent/CA369992A/fr
Expired legal-status Critical Current

Links

CA369992A Asphalte de haute qualite Expired CA369992A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA369992T

Publications (1)

Publication Number Publication Date
CA369992A true CA369992A (fr) 1937-11-16

Family

ID=35371058

Family Applications (1)

Application Number Title Priority Date Filing Date
CA369992A Expired CA369992A (fr) Asphalte de haute qualite

Country Status (1)

Country Link
CA (1) CA369992A (fr)

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