Enterprise Products Partners LP reported the start up of operations at a fifth NGL fractionator at its Mont Belvieu, Tex., complex, east of Houston. Initial volumes exceed the unit’s 75,000 b/d nameplate capacity, EPP said.

Encana Corp. and Pembina Pipeline Corp. have signed an agreement under which Pembina will invest about $230 million (Can.) to expand processing and liquids extraction capacities at Encana’s Resthaven natural gas processing plant in west-central Alberta.

Zhaikmunai LP, a UK-based independent active in Chinarevskoye field in northwestern Kazakhstan, reported that Trains 1 and 2 of its natural gas treatment plant in the region have begun operations.

Enbridge Inc. reached an agreement with Encana Corp., both of Calgary, to acquire Encana’s interest in the Cabin Gas plant in the Horn River basin of northeast British Columbia for $220 million (Can.). Closing is expected in December.

Units of Magnum Hunter Resources Corp., Houston, have agreed to provide new processing and transportation services for Marcellus shale gas production in northwestern West Virginia, Magnum Hunter reported.

Clontarf Energy PLC sees potential for increased activity in Bolivia, where the company or its affiliates own interests in Monteagudo oil and gas field and El Dorado gas-condensate field in the Chaco basin.

Winstar Resources Ltd., Calgary, will drill a second Silurian exploratory well on its 42,502-acre Chouech Essaida concession in southern Tunisia along the Algerian border.

Salamander Energy PLC plans to spud an exploratory well in late November 2011 on a large prospect adjacent to undeveloped Kerendan gas-condensate field in the Barito basin of inland East Kalimantan, Indonesia.

Enterprise Products Partners LP is nearing completion on a series of infrastructure projects designed to enhance operations at its Neptune cryogenic natural gas processing facility in St. Mary Parish, La.

Chevron Corp. signed a 20-year sale and purchase agreement with Kyushu Electric Power Co. for the supply of as much as 700,000 tonnes/year of LNG from the Wheatstone LNG project offshore Western Australia.

Acting as main engineering, procurement, and construction contractor for Statoil’s Karsto Development Project 2013, Aibel AS, Stavanger, let a contract to a Foster Wheeler AG subsidiary for detailed design engineering services.

Southern Union Co., Houston, will spend $235 million to build the Red Bluff project, a 200-MMcfd gas processing plant and associated gathering, compression, and treating facilities, through its midstream unit, Southern Union Gas Services.