Dahl Kurt R.
DE Vletter Robbert
Decker Clifford J.
Dederichs Knut
Degremont, Societe Generale D'Epuration et D'Assainissement
Delsalle Fran.cedilla.oise
Delta Environmental Products, Inc.
Delta Process Equipment Co., Inc.
Deming Laura L.
Deskins Franklin D.
Dixon Cameron
Donald Hubbard H.
DSS Environmental, Inc.
Duggins Ray B.