| 유형 | Manufacturer |
|---|---|
| 웹사이트 | https://www.koppers.com/ |
| 주소 | 436 Seventh Avenue Pittsburgh, PA 15219-1800 |
  |
Koppers is an integrated global producer of carbon compounds, chemicals, and treated wood products for the aluminum, railroad, specialty chemical, utility, rubber, steel, residential lumber, and agriculture industries.