Mitigation of hydrates, paraffins and waxes in well tools

A method of mitigating formation of an undesired accumulation of a substance in a well tool through which a well fluid flows, the method comprising:

• heating a surrounding wall of an interior flow passage through which the well fluid flows;
• and
• monitoring the accumulation of the substance in the flow passage.

A method of mitigating formation of an undesired accumulation of a substance in a well tool through which a well fluid flows, the method comprising:

• heating a surrounding wall of an interior flow passage through which the well fluid flows, wherein the heating comprises incorporating a heater about the flow passage.

15-17. (canceled)

A method of mitigating formation of an undesired accumulation of a substance in a well tool through which a well fluid flows, the method comprising:

• heating a surrounding wall of an interior flow passage through which the well fluid flows;
• and
• vibrating the wall of the flow passage.

20-23. (canceled)

A system for mitigating formation of an undesired accumulation of a substance in a well tool, the system comprising:

• an interior flow passage having a surrounding wall;
• and
• a heater which heats the wall of the flow passage.

A method of mitigating formation of an undesired accumulation of a substance in a well tool, the method comprising:

• monitoring the accumulation of the substance in the well tool;
• and
• heating a surrounding wall of an interior flow passage in response to the monitoring comprising detecting the accumulation.