Ceramic tube plug
AssigneeSaudi Arabian Oil Company
InventorsHaytham A. Albarrak, Abdullah M. Alqahtani, Mohammed M. Alayesh
Life of this patent
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Abstract
A ceramic tube plugging system where a tube plug is inserted into the tube of the tubesheet and a ceramic ferrule is disposed on the tube plug. The ceramic ferrule is held on the tube plug by a locking mechanism. The locking mechanism may be a ceramic plug screw that passes through an opening in the ceramic ferrule and is attached to the tube plug by complementary threaded provision included in the tube plug.
Claims17
A ceramic tube plugging system for plugging a tube in a tubesheet, comprising:
- a tube plug with a first plug side and a second plug side configured to be inserted into the tube of the tubesheet;
- and
- a ceramic ferrule configured to be disposed on to the first plug side of the tube plug.
A ceramic tube plugging system for plugging a tube in a tubesheet, comprising:
- a tube plug with a first plug side and a second plug side configured to be inserted into the tube;
- a ceramic ferrule with an opening configured to be attached to the first plug side of the ceramic tube plug;
- and
- a ceramic plug screw.
A method for plugging a tube of a tubesheet, comprising:
- inserting a tube plug with a threaded provision into the tube in the tubesheet;
- disposing a ceramic ferrule with an opening on to the tube plug;
- and
- attaching a ceramic plug screw to the tube plug by threading a threaded component of the ceramic plug screw into the threaded provision of the tube plug wherein the threaded component of the ceramic plug screw passes through an opening in the ceramic ferrule.
Dependencies are inferred from the claim text.