SUR-LOC
Filed: August 3, 1983
a Retrievable Well Packer Apparatus for Use in Subterranean Oilwell Completions
Owned by: Elder, Inc.
Serial Number: 73437599
ELDER
Filed: February 1, 1984
New and Reconditioned Oil and Gas Well Tools-Namely, Packers and Gas Lift Valves, Checks and Mandrels and Well Cementing…
Owned by: Elder, Inc.
Serial Number: 73463571
ELDER
Filed: February 1, 1984
Repair and Servicing of Oil and Gas Well Tools-Namely, Packers, Gas Lift Valves, Checks and Mandrels and Cementing, Acidizing…
Owned by: Elder, Inc.
Serial Number: 73463583
SUR-LOC II
Filed: September 24, 1984
Retrievable Well Packers for Use in Subterranean Oil Well Completions
Owned by: Elder, Inc.
Serial Number: 73500719
SUR-DRIL
Filed: September 24, 1984
WELL PACKERS FOR USE IN SUBTERRANEAN OIL WELLS
Owned by: Elder, Inc.
Serial Number: 73500878
