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Annual report pursuant to Section 13 and 15(d)

OTHER NONCURRENT ASSETS

v3.10.0.1
OTHER NONCURRENT ASSETS
12 Months Ended
Dec. 31, 2018
OTHER NONCURRENT ASSETS Ìý
OTHER NONCURRENT ASSETS

10.ÌýÌýOTHER NONCURRENT ASSETS

Other noncurrent assets consisted of the following (dollars in millions):

Ìý

Ìý

Ìý

Ìý

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DecemberÌý31,Ìý

Ìý

ÌýÌýÌýÌý

2018

ÌýÌýÌýÌý

2017

Capitalized turnaround costs, net

Ìý

$

280

Ìý

$

233

Catalyst assets, net

Ìý

Ìý

56

Ìý

Ìý

46

Other

Ìý

Ìý

217

Ìý

Ìý

218

Total

Ìý

$

553

Ìý

$

497

Ìý

Amortization expense of catalyst assets for the years ended December 31, 2018, 2017 and 2016 was $22 Ìýmillion, $15Ìýmillion and $17Ìýmillion, respectively.