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ARG
06/30 - 04:07 PM ET AIRGAS TO INCREASE PRICES ON GASES, EQUIPMENT, EFFECTIVE AUG 1
06/30 - 04:07 PM ET AIRGAS TO INCREASE BULK AND CYLINDER ACETYLENE, ARGON, HYDROGEN PRICES 20%
06/12 - 04:02 PM ET AIRGAS AGREES TO ACQUIRE REFRON FOR UNDISCLOSED SUM
06/04 - 03:18 PM ET AIRGAS TO OFFER $350M OF SENIOR SUBORDINATED NOTES
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