Petrolite

Petrolite Corporation
IndustryChemicals, manufacturing
Founded1930
FoundersWilliam S. Barnickel, Frederick G. Cottrell
Defunct1997
FateMerged with Baker Hughes
SuccessorBaker Hughes
HeadquartersSt Louis, Missouri,
United States
ProductsChemicals
BrandsTret-O-Lite

Petrolite Corporation was an American manufacturer of chemicals. Founded in 1930 from the merger of the Tret-O-lite Company with the Petroleum Rectifying Company of California (PETRECO), it was subsequently merged into Baker Hughes Incorporated in 1997.