$CLH SEC Filings

Filing Filed On
CORRESP 16 May 2016
CORRESP 16 May 2016
CORRESP 19 May 2015
CORRESP 01 Mar 2013
CORRESP 13 Feb 2013
CORRESP 23 Jan 2013
CORRESP 02 Jan 2013
CORRESP 11 Oct 2012
CORRESP 09 Jan 2012
CORRESP 15 Dec 2011
CORRESP 14 Feb 2011
CORRESP 20 Jan 2011
CORRESP 21 Dec 2010
CORRESP 04 Nov 2009
CORRESP 04 Nov 2009
CORRESP 22 Sep 2009
CORRESP 24 Aug 2009
CORRESP 28 Sep 2005
CORRESP 28 Sep 2005
CORRESP 21 Sep 2005