American wine companies seem to be trying all the alternative packaging systems already in use--save one: Draft wines. If wineries and restaurants want to really popularize sales of inexpensive wines, they might take a look at Montelvini S.p.A., a progressive wine company in Venegazzù, Italy in the province of Treviso near Venice.Montelvini sold half a million 20-liter reusable kegs of wine last year, and even with expanded facilities, is hard-pressed to keep up with demand. The company is well ...