LandOfFree - US Patents - Listing for Wells

Wells – Processes – Placing or shifting well part

Multiple-set packer and method

Wells – Processes – Electric current or electrical wave energy through earth for...

Multiple-site underground magnetic heating of hydrocarbons

Wells – Processes – Placing fluid into the formation

Multiple-stage coal seam fracing method

Wells – Submerged well – Wellhead

Multiplexed electrohydraulic type of control system for use in u

Wells – Processes – Operating valve – closure – or changeable restrictor in a well

Multiplier digital-hydraulic well control system and method

Wells – Above ground apparatus – Inner member anchor or seal with valve

Multiport gate valve assembly for flow completion system

Wells – Processes – Placing fluid into the formation

Multipurpose aqueous foamer

Wells – Processes – Distinct – separate injection and producing wells

Multipurpose drilling tool

Wells – Above ground apparatus – Moving tubing or cable into an existing well

Multipurpose reeled tubing assembly

Wells – Expansible anchor or casing

Multipurpose tool

Wells – Submerged well – Means removably connected to permanent well structure

Multipurpose unit with multipurpose tower and method for...

Wells – Processes – Separating material entering well

Multistage clean-up of product gas from underground coal gasific

Wells – With heating – refrigerating or heat insulating means – Burner in well

Multistage gas generator

Wells – Processes – Distinct – separate injection and producing wells

Multistep method for viscous hydrocarbon recovery

Wells – Processes – Distinct – separate injection and producing wells

Multivalent ion tolerant steam-foaming surfactant composition fo

Wells – With below and above ground modification – Eduction pump or plunger in well

Multiwell pumping device

Wells – Processes – With indicating – testing – measuring or locating

Multizone production monitoring system

Wells – Processes – Sampling well fluid

MWD formation tester