Related Party Transactions

12 Months Ended

Dec. 31, 2019

Significant transactions with related parties were:



	Millions of Dollars
	2019		2018	2017

Operating revenues and other income (a)	$	2,977	3,514	2,596
Purchases (b)	11,726		12,755	10,468
Operating expenses and selling, general and administrative expenses (c)	96		59	79

(a)

We sold NGL, other petrochemical feedstocks and solvents to CPChem, NGL and certain feedstocks to DCP Midstream, gas oil and hydrogen feedstocks to Excel Paralubes (Excel), refined petroleum products to OnCue and United. We also sold certain feedstocks and intermediate products to WRB and acted as agent for WRB in supplying crude oil and other feedstocks for a fee. In addition, we charged several of our affiliates, including CPChem, for the use of common facilities, such as steam generators, waste and water treaters and warehouse facilities.

(b)

We purchased crude oil, refined petroleum products and NGL from WRB and also acted as agent for WRB in distributing solvents. We also purchased natural gas and NGL from DCP Midstream and CPChem, as well as other feedstocks from various affiliates, for use in our refinery and fractionation processes. In addition, we purchased base oils and fuel products from Excel for use in our specialty and refining businesses. We paid NGL fractionation fees to CPChem. We also paid fees to various pipeline affiliates for transporting crude oil, refined petroleum products and NGL.


(c)	We paid consignment fees to United, and utility and processing fees to various affiliates.

As discussed more fully in Note 6—Business Combinations, in February 2017, we began accounting for Merey Sweeny as a consolidated subsidiary. Accordingly, the table above only includes processing fees paid to Merey Sweeny through the consolidation date.