Original sentence: (now part of Celanese Corporation) acquired the Refrigeration and Air Conditioning Products Division of The Ansul Company in 1967.and by 1983 Ansul had discontinued all other production at the facility in Marinette
Edited sentence: (now part of Celanese Corporation) acquired the Refrigeration and Air Conditioning Products Division of The Ansul Company in 1967, and by 1983 Ansul had discontinued all other production at the facility in Marinette