INTANGIBLE ASSETS (Tables)

6 Months Ended

Jun. 30, 2012

INTANGIBLE ASSETS

Schedule of major components of intangible assets

	June 30,			December 31,
	2012			2011
	(in thousands)
Gross amortizable intangible assets:
Land rights	$	2,730		$	2,746
Patents	2,978			2,965
Technical know-how and other	5,803			5,785
Total gross amortizable intangible assets	11,511			11,496
Accumulated amortization:
Land rights	(86		)	(59		)
Patents	(2,755		)	(2,704		)
Technical know-how and other	(3,547		)	(3,235		)
Total accumulated amortization	(6,388		)	(5,998		)
Amortizable intangible assets, net	5,123			5,498
Intangible asset not subject to amortization	7,384			7,267
Intangible assets, net	$	12,507		$	12,765