Patriot Coal Corp. has appointed Robert J. Schneid vice president of business development and strategy. Janine A. Orf has been promoted to vice president of investor relations.

Alpha Natural Resources, Inc. has appointed Paul Vining chief commercial officer.

Clean Coal Technologies, Inc. has appointed Ignacio Ponce de Leon, a former senior adviser to the board, COO and full member of the board of directors. Doug Hague, former COO, has been appointed senior managing director for China, and will continue to serve on the board.

United Central Industrial Supply has appointed R.J. Fields an electrical product specialist at the Chapmanville, W.Va., branch.

Mine Site Technologies recently announced Kent B. Henschen has been appointed vice president of global marketing and communications; A.J. Misiti has been appointed vice president of USA sales; Daren Jensen has been appointed senior account executive, Western USA; and Dudley Xie has been appointed vice president of China sales.

Sandvik Materials Technology announced President Peter Gossas will retire in May. Jonas Gustavsson, current president of the Wire and Heating Technology product area, has been appointed president of the business area effective. He will also become a member of Sandvik’s Group Executive Management.

Volvo CE has appointed Eberhard Wedekind executive vice president of sales and marketing. He succeeds Scott Hall who is leaving Volvo CE to take the position of president of Volvo Rents in Shippensburg, Pa. In the interim, Stanley Huang, CFO Region Asia, will serve as acting head of Region Asia.

Grote Industries has appointed Tom Draper marketing manager and Mark Blackford national fleet manager.

Atlas Copco Construction & Mining has appointed Bill Warfield business development manager of geotechnical drilling and exploration.