WO200216288-A1  DATABASE WPI Week 198418, Derwent Publications Ltd., London, GB; Class D16, AN 1984-110283, XP002966087 & JP 59 050 089 A (HITACHI CHEMICAL KK) 22 March 1984;  DATABASE WPI Week 198747, Derwent Publications Ltd., London, GB; Class C04, AN 1987-329661, XP002966088 & HU 43 311 A (GER B ET AL.) 28 October 1987;  DATABASE WPI Week 199550, Derwent Publications Ltd., London, GB; Class D16, AN 1995-389062, XP002966086 & JP 7 265 842 A (OKAYAMAKEN KENKYU KAIHATSU KYODO KUMIAI) 17 October 1995;  DATABASE WPI Week 199916, Derwent Publications Ltd., London, GB; Class D16, AN 1999-18359, XP002966085 & JP 11 021 191 A (KUBOTA CORP) 26 January 1999;  DATABASE WPI Week 200006, Derwent Publications Ltd., London, GB; Class D16, AN 2000-065585, XP002966089 & JP 11 292 667 A (GOLD HAKKO GIJUTSU KENKYUSHO KK) 22 March 1984;  DATABASE WPI Week 200114, Derwent Publications Ltd., London, GB; Class C04, AN 2001-128039, XP002966084 & JP 2000 313684 A (GOLD KOSAN KK) 14 November 2000;  DATABASE WPI Derwent Publications Ltd., London, GB; Class C04, AN 1987-329661/47 & HU 43 311 A (GER B ET AL.) 28 October 1987;  DATABASE WPI Derwent Publications Ltd., London, GB; Class C04, AN 2001-128039/14 & JP 2000 313684 A (GOLD KOSAN KK) 14 November 2000;  DATABASE WPI Derwent Publications Ltd., London, GB; Class D16, AN 1984-110283/18 & JP 59 050 089 A (HITACHI CHEMICAL KK) 22 March 1984;  DATABASE WPI Derwent Publications Ltd., London, GB; Class D16, AN 1995-389062/50 & JP 7 265 842 A (OKAYAMAKEN KENKYU KAIHATSU KYODO KUMIAI) 17 October 1995;  DATABASE WPI Derwent Publications Ltd., London, GB; Class D16, AN 1999-18359/16 & JP 11 021 191 A (KUBOTA CORP) 26 January 1999;  DATABASE WPI Derwent Publications Ltd., London, GB; Class D16, AN 2000-065585/06 & JP 11 292 667 A (GOLD HAKKO GIJUTSU KENKYUSHO KK) 22 March 1984;  See also references of EP 1322573A1EP1322573-B1  DATABASE WPI Week 198418, Derwent Publications Ltd., London, GB; Class D16, AN 1984-110283, XP002966087 & JP 59 050 089 A (HITACHI CHEMICAL KK) 22 March 1984;  DATABASE WPI Week 198747, Derwent Publications Ltd., London, GB; Class C04, AN 1987-329661, XP002966088 & HU 43 311 A (GER B ET AL.) 28 October 1987;  DATABASE WPI Week 199550, Derwent Publications Ltd., London, GB; Class D16, AN 1995-389062, XP002966086 & JP 7 265 842 A (OKAYAMAKEN KENKYU KAIHATSU KYODO KUMIAI) 17 October 1995;  DATABASE WPI Week 199916, Derwent Publications Ltd., London, GB; Class D16, AN 1999-18359, XP002966085 & JP 11 021 191 A (KUBOTA CORP) 26 January 1999;  DATABASE WPI Week 200006, Derwent Publications Ltd., London, GB; Class D16, AN 2000-065585, XP002966089 & JP 11 292 667 A (GOLD HAKKO GIJUTSU KENKYUSHO KK) 22 March 1984;  DATABASE WPI Week 200114, Derwent Publications Ltd., London, GB; Class C04, AN 2001-128039, XP002966084 & JP 2000 313684 A (GOLD KOSAN KK) 14 November 2000