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US 9,718,985 B2Granted
Method for coating pipe with acid-curable resin and acid curing agent
AssigneeSumitomo Bakelite Co., Ltd.
InventorsFumihiro Maeda, Yasushi Arita
Life of this patent
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Abstract
In the coating method, a pipe for transporting oil and/or gas mined from underground is provided. An acid curable resin is passed through the pipe to adhere the acid curable resin to at least a part of an inner wall of the pipe. Then, an acid curing agent is passed through the pipe to allow the acid curing agent to make contact with the acid curable resin such that the acid curable resin is cured.
Claims8
A coating method, comprising:
- providing a pipe for transporting oil and/or gas mined from underground;
- passing an acid curable resin through the pipe to adhere the acid curable resin to at least a part of an inner wall of the pipe;
- and
- passing an acid curing agent through the pipe to allow the acid curing agent to make contact with the acid curable resin such that the acid curable resin is cured.
1 more element
Dependencies are inferred from the claim text.