Koppers
E136211
UNEXPLORED
Koppers is an American industrial company historically known for producing coal tar chemicals, treated wood products, and materials for the steel and aluminum industries.
Aliases (1)
Referenced by (2)
| Subject (surface form when different) | Predicate |
|---|---|
|
Mellon family
("Koppers Company")
→
|
associatedWithOrganization |
|
Andrew W. Mellon
→
|
owned |