Filing search / Registration and prospectus / Airgas Inc / Page 5

SC TO-T/A

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9 Dec 10

Third party tender offer statement (amended)

12:00am

SC TO-T/A

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30 Nov 10

Third party tender offer statement (amended)

12:00am

SC 14D9/A

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29 Nov 10

Tender offer solicitation (amended)

12:00am

SC TO-T/A

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24 Nov 10

Third party tender offer statement (amended)

12:00am

SC 14D9/A

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24 Nov 10

Tender offer solicitation (amended)

12:00am

SC 14D9/A

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12 Nov 10

Tender offer solicitation (amended)

12:00am

SC TO-T/A

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10 Nov 10

Third party tender offer statement (amended)

12:00am

SC TO-T/A

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5 Nov 10

Third party tender offer statement (amended)

12:00am

SC 14D9/A

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4 Nov 10

Tender offer solicitation (amended)

12:00am

SC 14D9/A

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2 Nov 10

Tender offer solicitation (amended)

12:00am

SC TO-T/A

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2 Nov 10

Third party tender offer statement (amended)

12:00am

SC TO-T/A

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29 Oct 10

Third party tender offer statement (amended)

12:00am

SC 14D9/A

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28 Oct 10

Tender offer solicitation (amended)

12:00am

SC TO-T/A

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27 Oct 10

Third party tender offer statement (amended)

12:00am

SC 14D9/A

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27 Oct 10

Tender offer solicitation (amended)

12:00am

SC 14D9/A

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26 Oct 10

Tender offer solicitation (amended)

12:00am

SC TO-T/A

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26 Oct 10

Third party tender offer statement (amended)

12:00am

S-8

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26 Oct 10

Registration of securities for employees

12:00am

SC TO-T/A

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21 Oct 10

Third party tender offer statement (amended)

12:00am

SC 14D9/A

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12 Oct 10

Tender offer solicitation (amended)

12:00am