-
Thread protector
-
Patent number 10,436,376
-
Issue date Oct 8, 2019
-
Texas International Oilfield Tools, Ltd.
-
Darcy Ludwig
-
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
-
Thread protector
-
Patent number 10,139,032
-
Issue date Nov 27, 2018
-
Texas International Oilfield Tools, Ltd.
-
Darcy Ludwig
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
-
Pipe handling apparatus
-
Patent number 9,080,397
-
Issue date Jul 14, 2015
-
Darcy Ludwig
-
B66 - HOISTING LIFTING HAULING
-