Sil-Flo, Incorporated, a Delaware Corporation, and Cross-Appellee, John J. Ceparano, and Cross-Appellee v. Sfhc, Incorporated and Paul Doughty, and Cross-Appellants, Harold Doughty, Almer E. Ellison, and Rod Fancher, and Cross-Appellants. Nord Sil-Flo, Inc. v. Noble Materials, Incorporated, Riley Jo McCarty Paul Doughty, and J.R. FancherFiledOct 30, 1990