Temperature differential sensing and control device Patent #: 4017028
ApplicationNo. 06/086769 filed on 10/22/1979
US Classes:126/567, With means to extract heat from pond liquid126/561, SOLAR HEAT COLLECTOR FOR POND OR POOL126/585, Temperature responsive126/592Liquid
ExaminersPrimary: Scott, Samuel
Assistant: Barrett, Glenn T.
Attorney, Agent or Firm
International ClassF28D 20/00 (20060101)
AbstractThe present invention resides in a method and apparatus for maintaining a substantially constant salt density gradient in a non-convecting salt gradient pond. The apparatus for carrying out the method of the present invention enables one to maintain a substantially constant salt density gradient automatically in a highly efficient, simple and economic manner.