Inventories (Tables)

9 Months Ended

Sep. 30, 2014

Inventory Disclosure [Abstract]

Inventories

The cost of the remaining inventory was recorded on the average cost method. Inventories consisted of the following:

Millions of dollars	September 30, 2014		December 31, 2013
Finished products and parts	$	2,621	$	2,445
Raw materials and supplies	799		720
Work in process	230		140
Total	$	3,650	$	3,305