Officials With Eastman Chemical Company, Based In Kingsport, Say Normal Operations In Part Of The Plant Where An Explosion Occurred A Few Weeks Ago, Is Expected To Resume Early Next Year. The Company Said The Explosion At The Coal Gasification Plant Will Hit Profits Really Hard, To The Tune Of Millions Of Dollars. Eastman Said The Blasts Were Caused By A Process Upset. No One Was Seriously Injured.