Inventor

ROLLAND NILS LENNART

NO5 patents

⚠️ This page may combine multiple inventors who share the name “ROLLAND NILS LENNART”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AGR SUBSEA INC

2 patents

US7913764B2Mar 29, 2011

Return line mounted pump for riserless mud return system

AGR SUBSEA INC28 citations87

US7938190B2May 10, 2011

Anchored riserless mud return systems

AGR SUBSEA INC16 citations76

ROLLAND NILS LENNART

2 patents

US9243717B2Jan 26, 2016

Gate valve, method for returned drilling mud pressure control and/or well killing, and uses of a gate valve

ROLLAND NILS LENNART2 citations54

US9346634B2May 24, 2016

System and method for passing matter in a flow passage

ROLLAND NILS LENNART0 citations33

STATOIL PETROLEUM AS

1 patent

US9963947B2May 8, 2018

Apparatus and method for controlling pressure in a borehole

STATOIL PETROLEUM AS10 citations78