Natural gas producer Chesapeake Energy Corp. (CHK) said it reached agreements to sell its midstream compression assets to Exterran Partners LP (EXLP) and Access Midstream Partners LP (ACMP) for a total of $520 million to streamline its operations. Exterran Partners and owner Exterran Holdings Inc. (EXH) said Friday they agreed to acquire 334 compression units from Chesapeake–servicing gathering systems in Arkansas, Louisiana, Oklahoma, Texas and Wyoming–for about $360 million to continue expanding the contract operations business. The company said the acquisition is expected to add to its distributable cash flow, but may not increase its distribution per unit. Meanwhile, Access said it will purchase 103 compression units that service gathering systems in Ohio, Pennsylvania and West Virginia for $160 million to add more natural gas components to its business. The natural gas operator said it expects the deal to immediately add to its distributable cash flow. […]