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ZIMPRO INC

US9 patents

Top patents by PatentIndex Score

US4626354ADec 2, 1986

Method for anaerobic treatment of high strength liquors

ZIMPRO INC78 citations91
US4778598AOct 18, 1988

Separation of ash from regenerated adsorbent

ZIMPRO INC37 citations86
US4517906AMay 21, 1985

Method and apparatus for controlling auxiliary fuel addition to a pyrolysis furnace

ZIMPRO INC27 citations85
US4693827ASep 15, 1987

Process for protection of biological nitrification systems

ZIMPRO INC26 citations80
US4620563ANov 4, 1986

Blowdown pot for a reactor

ZIMPRO INC7 citations72
US4693831ASep 15, 1987

Rise-rate control of pulsed-bed granular medium filters

ZIMPRO INC23 citations69
US4524049AJun 18, 1985

Process for concurrent steam generation and metal recovery

ZIMPRO INC21 citations69
US4735729AApr 5, 1988

Ash concentration and disposal method

ZIMPRO INC16 citations67
US4505210AMar 19, 1985

Multiple hearth furnace chamber

ZIMPRO INC11 citations59