FTK
|
Flotek Industries, Inc.
|
US
|
NYSE
|
SLB
|
Schlumberger N.V.
|
US
|
NYSE
|
ENQQF
|
Enteq Upstream Plc
|
US
|
OTC
|
PHXHF
|
PHX Energy Services Corp
|
US
|
OTC
|
SBOEF
|
Schoeller Bleckmann Oilfield Equipment Ag
|
US
|
OTC
|
SBOEY
|
Schoeller-Bleckmann Oilfield Equipment Ag [Austr
|
US
|
OTC
|
CET
|
Cathedral Energy Services Ltd.
|
CA
|
TSX
|
NTQ
|
Enteq Upstream Plc
|
UK
|
LSE
|
JINDRILL
|
JINDAL DRILLING & INDUSTRIES LTD.
|
IN
|
BSE
|
002278
|
Shanghai SK Petroleum & Chemical Equipment Corp Ltd
|
CN
|
SHE
|
SBO
|
Schoeller-Bleckmann Oilfield Equipment Aktiengesellschaft
|
AT
|
VI
|