ドリルパイプトップ企業
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Hilong Holding Ltd
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Hunting PLC
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Trubnaya Metallurgicheskaya Kmpny PAO
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Tenaris SA
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National-Oilwell Varco, Inc.
*免責事項:上位企業は順不同
ドリルパイプ市場集中度
ドリルパイプ会社一覧
Hunting PLC
Hilong Group
International Drilling Services Ltd (IDS)
TMK Group
National Oilwell Varco, Inc. (NOV)
Tenaris SA
Drill pipe international LLC
Oil Country Tubular Limited
Workstrings International
Texas Steel Conversion Inc. (TSC)
Tejas Tubular Products Inc.
DP Master Manufacturing (S) Pte Ltd
Challenger International Inc.