LandOfFree - US Patents - Listing for Wells

Wells – Processes – Cementing – plugging or consolidating

Apparatus and method for cementing a liner in a well bore

Wells – Processes – Cementing – plugging or consolidating

Apparatus and method for cementing well liners

Wells – Brushing – scraping – cutting or punching-type cleaners – Bow spring type

Apparatus and method for cementing wells

Wells – Guide for device or conduit – Surrounding existing device or tubing

Apparatus and method for centralizing downhole pipe and blast jo

Wells – Processes – Assembling well part

Apparatus and method for centralizing pipe in a wellbore

Apparatus and method for circulating fluid in a borehole

Apparatus and method for circulating fluid in a well bore

Apparatus and method for cleaning a gas well

Apparatus and method for cleaning a tubular member with a brush

Apparatus and method for cleaning debris from wells

Apparatus and method for cleaning out an underground well

Wells – Above ground apparatus – Central valve or closure and lateral port

Apparatus and method for cleaning out sand from an...

Apparatus and method for cleaning well risers

Wells – Processes – Placing or shifting well part

Apparatus and method for communicating electrical signals in a w

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

Apparatus and method for communicating with devices...

Wells – Processes – Parallel string or multiple completion well

Apparatus and method for completing a junction of plural...

Wells – Processes – Placing or shifting well part

Apparatus and method for completing a well

Wells – Processes – Placing or shifting well part

Apparatus and method for completing a wellbore

Wells – Processes – Placing fluid into the formation

Apparatus and method for completing and recompleting wells for p