Calder & Workman, Inc.
Providing Consulting Engineering
Services for
Mining and Quarrying Clients Worldwide Since 1978
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The Mine Planning and Mine Development Group
Size Matters on the Mesabi Range
Blasthole Drilling at High Altitude
AOG Newsletter Volume 6, Issue 1
The Effects of Blasting on Crushing and Grinding Efficiency and Energy Consumption
Potential for Unifying Drilling, Blasting and Downstream Operations by the Application of Technology
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Calder & Workman, Inc. |
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Mail to: |
PO
Box 4022 |
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Ship to: |
234 West Century Avenue Bismarck, ND 58503 |
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Tel/Fax: |
701-255-5478 / 701-667-5785 |
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email: |
lworkman@calder-workman.com |