LD

Luc deBoer

DS Dual Gradient Systems: 2 patents #1 of 2Top 50%
📍 Houston, TX: #214 of 1,583 inventorsTop 15%
🗺 Texas: #1,743 of 11,512 inventorsTop 20%
Overall (2011): #83,294 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7992654 Dual gradient drilling method and apparatus with an adjustable centrifuge — 2011-08-09
7992655 Dual gradient drilling method and apparatus with multiple concentric drill tubes and blowout preventers — 2011-08-09