I'm a partner in <a href=" http://www.hotel-tychon.be/nl/#employment ">purchase colt sta hard</a> BOGOTA, Aug 6 (Reuters) - U.S. coal miner Drummond Co Inc and striking workers in Colombia failed to reachagreement on Tuesday to end a 14-day work stoppage that stalledabout one-third of the output in the Andean nation, the mainunion and company said.