Chiyoda Residuum Hydrodesulfurization Units

1. Mizushima Refinery, Mizushima, Japan
   • Nippon Petroleum Refining Co., Ltd.
   • 27,800
   • E.P.C.
   • 1970
2. Okinawa Sekiyu Seisei Refinery, Okinawa, Japan
   • Okinawa Sekiyu Seisei Co., Ltd.
   • 38,000
   • B.E.P.C.
   • 1972
3. Idemitsu Kosan Co., Ltd. 40,000 Hyogo, Japan B.E.P.C. 1972
4. Mitsubishi Oil Co., Ltd. 45,000 Mizushima, Japan B.E.P.C. 1972
5. Idemitsu Kosan Co., Ltd. 50,000 Chita, Japan B.E.P.C.M. 1975
6. Yamaguchi Refinery, Yamaguchi, Japan
   • Seibu Oil Co., Ltd.
   • 45,000
   • B.E.P.C.
   • 1976
7. Chiba Refinery, Chiba, Japan
   • Maruzen Oil Co., Ltd.
   • 30,000 x 2
   • B.E.P.C.
   • 1977
8. Sakaide Refinery - Sakaide, Japan
   • Asia Oil Co., Ltd.
   • 28,000
   • B.E.P.C.
   • 1980
9. Muroran Refinery , Muroran, Japan
   • Nippon Petroleum Refining Co., Ltd
   • 25,000
   • B.E.P.C.M.
   • 1982
10. Taoyuan Refinery Toa-Yuan, Taiwan
    • Chinese Petroleum Corp.
    • 30,000
    • E.P.C.CS.M.T.
    • 1985
11. Taoyuan Refinery Toa-Yuan, Taiwan
    • Chinese Petroleum Corp.
    • 15,000
    • E.P.C.CS.M.T.
    • 1989
12. SK Ulsan Refinery - Ulsan, Korea
    • Yukong Ltd.
    • 30,000
    • B.E.PS.CS.M.
    • 1992
13. Idemitsu Kosan Co., Ltd. 50,000 Chita, Japan B.E.P.C.M. 1992
14. Kaohsiung Refinery, Kaohsiung, Taiwan
    • Chinese Petroleum Corp.
    • 30,000
    • E.P.C.CS.M.
    • 1992
15. Negishi Yokahama Refinery, Negishi, Japan
    • Nippon Petroleum Refining Co., Ltd.
    • 30,000
    • B.E.P.C.
    • 1993
16. Hokkaido Refinery Tomakomai, Japan
    • Idemitsu Kosan Co., Ltd.
    • 35,000
    • B.E.P.C.
    • 1994
17. Mizushima Refinery, Mizushima, Japan
    • Mitsubishi Oil Co., Ltd.
    • 45,000 (Retrofit)
    • B.E.P.C.M.
    • 1995
18. Sendai Refinery, Sendai, Japan
    • Tohoku Oil Co., Ltd.
    • 45,000
    • B.E.P.C.M.
    • 1996
19. Tonen Corp. 25,000 Kawasaki, Japan E.P.C. 1997

++++ OCR-Onstream Catalyst Replacement*

1. Idemitsu Kosan Co., Ltd. 50,000 Chita, Japan B.E.P.C.M. 1992
2. Hokkaido Refinery Tomakomai, Japan
   • Idemitsu Kosan Co., Ltd.
   • 35,000
   • B.E.P.C.
   • 1994
3. Mizushima Refinery, Mizushima, Japan
   • Mitsubishi Oil Co., Ltd.
   • 45,000
   • B.E.P.C.M.
   • 1995