CA1028685A - Acier a forets utilise pour outils a percussion - Google Patents
Acier a forets utilise pour outils a percussionInfo
- Publication number
- CA1028685A CA1028685A CA278,527A CA278527A CA1028685A CA 1028685 A CA1028685 A CA 1028685A CA 278527 A CA278527 A CA 278527A CA 1028685 A CA1028685 A CA 1028685A
- Authority
- CA
- Canada
- Prior art keywords
- drill steel
- percussive tools
- percussive
- tools
- drill
- 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
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA278,527A CA1028685A (fr) | 1974-06-10 | 1977-05-16 | Acier a forets utilise pour outils a percussion |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US477738A US3926265A (en) | 1974-06-10 | 1974-06-10 | Drill steel for percussive drilling devices |
CA229,009A CA1025432A (fr) | 1974-06-10 | 1975-06-10 | Acier a forets pour l'usage avec un outil a percussion |
CA278,527A CA1028685A (fr) | 1974-06-10 | 1977-05-16 | Acier a forets utilise pour outils a percussion |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1028685A true CA1028685A (fr) | 1978-03-28 |
Family
ID=27163995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA278,527A Expired CA1028685A (fr) | 1974-06-10 | 1977-05-16 | Acier a forets utilise pour outils a percussion |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1028685A (fr) |
-
1977
- 1977-05-16 CA CA278,527A patent/CA1028685A/fr not_active Expired
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