$UNTC SEC Filings

Filing Filed On
20 RIG ACQUISITION FORM 8-K 27 Mar 2002
FORM 8K TREASURY STOCK PRESS RELEASE 05 Sep 2001
FORM 8-K 28 Aug 2001
FORM 8-K 18 May 2001
8-K 29 Jun 2000
8-K 24 May 2000
8-K 15 Dec 1999
8-K 12 Oct 1999
FORM 8-K 27 Sep 1999
8-K 05 Dec 1997