Assignee
POLAR SPRING CORP
US·5 granted patents·88 citations·filing 1987–1994
Top patents by PatentIndex Score
5 records- 0168US4799945ADual freezing chamber system and method for water purificationPOLAR SPRING CORP·Filed 1987·Granted Jan 24, 1989·29 cites·37 claims
- 0262US5555747AControl of crystal growth in water purification by directional freeze crystallizationPOLAR SPRING CORP·Filed 1994·Granted Sep 17, 1996·25 cites·14 claims
- 0356US4954151AMethod and means for optimizing batch crystallization for purifying waterPOLAR SPRING CORP·Filed 1989·Granted Sep 4, 1990·21 cites·51 claims
- 0433US5113664AMelt system for liquid purification by batch crystallizationPOLAR SPRING CORP·Filed 1991·Granted May 19, 1992·8 cites·10 claims
- 0530US5231852AMelt system for liquid purification by batch crystallizationPOLAR SPRING CORP·Filed 1992·Granted Aug 3, 1993·5 cites·3 claims
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