Inner pipe member for dual-wall drill pipe assembly

Inner pipe support arrangement for double-walled pipe

Inner tube stabilizer for a corebarrel

Insert and insert support bar

Insert assembly for a wellhead choke valve

Insert for an attack tool, method for making same and tools...

Insert for drilling unit

Insert for tool wear surfaces and method of manufacture

Insert for use in slips

Insert having a surface of carbide particles

Insert spacer assembly

Insert with locking projection

Insertable devices for retention systems, structures for...

Insertable progressive cavity pump

Inserting device for coiled tubing

Inserting flow diverter through tree cap

Insertion drive system for tree savers

Inserts for earth-boring bits

Insitu wet combustion process for recovery of heavy oils

Installable load shoulder for a wellhead