INTANGIBLE ASSETS (Tables)

9 Months Ended

Sep. 30, 2012

INTANGIBLE ASSETS

Schedule of major components of intangible assets

	September 30,			December 31,
	2012			2011
	(in thousands)
Gross amortizable intangible assets:
Land rights	$	2,760		$	2,746
Patents	2,994			2,965
Technical know-how and other	5,823			5,785
Total gross amortizable intangible assets	11,577			11,496
Accumulated amortization:
Land rights	(101		)	(59		)
Patents	(2,781		)	(2,704		)
Technical know-how and other	(3,710		)	(3,235		)
Total accumulated amortization	(6,592		)	(5,998		)
Amortizable intangible assets, net	4,985			5,498
Intangible asset not subject to amortization	7,518			7,267
Intangible assets, net	$	12,503		$	12,765