BP

BP

BP

BP

BP

Surgutneftegas

Surgutneftegas

Surgutneftegas

Surgutneftegas

CNOOC

Gulf Drilling

ADOC

Anadarko

Anadarko

Anadarko

Anadarko

Anadarko

Anadarko

Anadarko

Alaska

Alaska

Alaska

Alaska

Alaska

Siberia

Siberia

Siberia

Siberia

China

Kuwait

Abu Dhabi

Wyoming

Wyoming

Wyoming

Wyoming

Wyoming

Wyoming

Wyoming

8"

10"

8"

12"

16"

12"

18"

18"

24"

10"

16"

12"

18"

24"

24"

24"

24"

24"

24"

3" 300#

3" 300#

3" 600#

3" 600#

3" 600#

4" 300#

4" 300#

6" 300#

8" 300#

6" 300#

4" 300#

6" 150#

4" 900#

4" 900#

4" 900#

4" 900#

4" 900#

4" 900#

4" 900#