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Method of controlling the flow of landfill gas from sanitary landfills and apparatus for performing the method

  • US 4,890,672 A
  • Filed: 10/24/1988
  • Issued: 01/02/1990
  • Est. Priority Date: 05/26/1987
  • Status: Expired due to Fees
First Claim
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1. A method of controlling the flow of landfill gas from sanitary landfills for domestic refuse and industrial waste, comprising the steps of (a) drawing landfill gas out of gas wells, (b) measuring the temperature of the gas withdrawn from each gas well, (c) detecting and utilizing a temperature increase as an indication of too much landfill gas being withdrawn from the well, i.e. air having been drawn into the sanitary landfill at the gas well, and (d) utilizing information obtained by step (b) for controlling the flow of gas.

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