Dorr Operator

Tend equipment that separate organic colloidal matter and purify liquor.
picture of Dorr Operator

Quick Stats


Salary Range
$21,000 – $58,000

Data from U.S. Department of Labor


What do Dorr Operators do?

Tends processing equipment that separates organic colloidal matter from carbonated raw sugar beet liquor, and purifies liquor prior to refining into granulated sugar: Opens valves and starts pump to fill settling tank with liquor and adds specified amounts of lime or milk of lime solution. Sets controls to maintain specified temperature of lime-liquor solution to aid in precipitation process. Takes sample of liquor from tank and tests for purity, using refractometer. Opens valves and pumps liquor to process storage tanks and lime sludge to filter station. Washes remaining sludge from bottom of settling tank. Records data, such as amount of liquor processed and refractometer readings on batches, in station log.


Should I be a Dorr Operator?

You should have a high school degree or higher and share these traits:
  • Team Player: You're able to listen, communicate, and work with tons of different people.
  • Independent: You enjoy flying solo and doing things your own way.
  • Flexible: You're open to change and think variety is the spice of life.

  • Also known as: Disintegrator Operator

    How to become a Dorr Operator

    Most Dorr Operators have no higher education and get on-the-job training. Think about earning a Certificate or Associate's degree to increase your competitiveness in the field. Chart?chd=s:9gibaa&chl=no+college+%2879%25%29|certificate+%288%25%29|associate%27s+%2811%25%29|bachelor%27s+%282%25%29||&cht=p3&chs=466x180&chxr=0,79,79
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