Assignee
FARMLAND IND
US13 patents
Top patents by PatentIndex Score
US5385646AJan 31, 1995
Method of treating chemical process effluent
FARMLAND IND33 citations87
US4652381AMar 24, 1987
Battery plant waste water treatment process
FARMLAND IND69 citations85
US5335422AAug 9, 1994
Tube variation measuring device
FARMLAND IND26 citations80
US4192107AMar 11, 1980
Conical roof structure
FARMLAND IND22 citations69
US5498317AMar 12, 1996
Apparatus for treating chemical production plant process condensate
FARMLAND IND14 citations68
US4808391AFeb 28, 1989
Oxidation-reduction process for enhancing the color of and stabilizing wet process phosphoric acid
FARMLAND IND19 citations65
US5779861AJul 14, 1998
Method for treating process condensate
FARMLAND IND7 citations57
US5643420AJul 1, 1997
Method for treating process condensate
FARMLAND IND5 citations57
US6606888B2Aug 19, 2003
Lock structure for ammonia nurse tank valve units
FARMLAND IND5 citations54
US4118217AOct 3, 1978
Herbicidally active substituted pyrimidine compounds and method of using same
FARMLAND IND6 citations50
US4664028AMay 12, 1987
Apparatus for adding liquid poloxalene to feeds
FARMLAND IND6 citations46
US4557748ADec 10, 1985
Method of lowering the magnesium impurity level of wet-process phosphoric acid during production of liquid fertilizer
FARMLAND IND0 citations33
US4133670AJan 9, 1979
Method of preparing liquid monoammonium phosphate fertilizer suspension
FARMLAND IND0 citations21