exhibit 10. 1 purchase, sale and assignment agreement dated november 15, 2007 among the sellers named herein, blitz f07 - dreihundert - vierzehn gmbh ( in future : dynaenergetics holding gmbh ) as purchaser, and dynamic materials corporation for the purchase of all of the shares of dynaenergetics beteiligungs - gmbh and interests in dynaenergetics gmbh & co. kg exhibit 10. 1 purchase, sale and assignment agreement dated november 15, 2007 among the sellers named herein, blitz f07 - dreihundert - vierzehn gmbh ( in future : dynaenergetics holding gmbh ) as purchaser, and dynamic materials corporation for the purchase of all of the shares of dynaenergetics beteiligungs - gmbh and interests in dynaenergetics gmbh & co. kg [ the agreement was executed by notarial deed executed by the parties to the agreement and stephen cueni, notary public, in basel switzerland on 15 november 2007. the notarial deed has been omitted. ] i table of contents recitals 1 sec. 1. defined terms 6 sec. 2. sale, purchase and assignment 6 sec. 3. purchase price ; payment 8 sec. 4. sellers ’ guaranties 10 sec. 5. remedies for breach of seller ’ s guaranties 37 sec. 6. environmental matters 42 sec. 7. taxes 43 sec. 8. further actions and obligations 43 sec. 9. indemnification for sole operating and retransfer obligation 44 sec. 10. covenants 46 sec. 11. non - competition clause 48 sec. 12. confidentiality / press releases 50 sec. 13. costs and taxes 50 sec. 14. miscellaneous 50 recitals recitals 1 1 sec. 1. defined terms sec. 1. defined terms 6 6 sec. 2. sale, purchase and assignment sec. 2. sale, purchase and assignment 6 6 sec. 3. purchase price ; payment sec. 3. purchase price ; payment 8 8 sec. 4. sellers ’ guaranties sec. 4. sellers ’ guaranties 10 10 sec. 5. remedies for breach of seller ’ s guaranties sec. 5. remedies for breach of seller ’ s guaranties 37 37 sec. 6. environmental matters sec. 6. environmental matters 42 42 sec. 7.