ES

Ewan Smith

HL Halliburton Manufacturing And Services Limited: 1 patents #1 of 4Top 25%
Overall (2021): #459,726 of 548,734Top 85%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10975660 Downhole apparatus with a valve arrangement Stephen Edmund Bruce, David Grant, Scott E. Wallace 2021-04-13