Assignee
HEINKEL IND ZENTRIFUGEN
DE·17 granted patents·283 citations·filing 1978–1999
Top patents by PatentIndex Score
17 records- 0185US6159360AInvertible filter centrifuge including a solids drierHEINKEL IND ZENTRIFUGEN·Filed 1999·Granted Dec 12, 2000·69 cites·10 claims
- 0275US4193874AFilter centrifugeHEINKEL IND ZENTRIFUGEN·Filed 1978·Granted Mar 18, 1980·29 cites·17 claims
- 0371US4269711AFilter centrifugeHEINKEL IND ZENTRIFUGEN·Filed 1978·Granted May 26, 1981·24 cites·9 claims
- 0469US5092995AInvertible filter centrifuge with a filler pipe connectable to a pressurization or depressurization sourceHEINKEL IND ZENTRIFUGEN·Filed 1988·Granted Mar 3, 1992·23 cites·11 claims
- 0566US5169525AInvertable filter centrifugeHEINKEL IND ZENTRIFUGEN·Filed 1990·Granted Dec 8, 1992·25 cites·7 claims
- 0658US5665925ADevice for performing a weight measurement in centrifugesHEINKEL IND ZENTRIFUGEN·Filed 1994·Granted Sep 9, 1997·18 cites·4 claims
- 0751US5421997ASleeve filter centrifugeHEINKEL IND ZENTRIFUGEN·Filed 1991·Granted Jun 6, 1995·15 cites·6 claims
- 0849US4702831AFilter for squeezing out suspensionsHEINKEL IND ZENTRIFUGEN·Filed 1986·Granted Oct 27, 1987·8 cites·5 claims
- 0948US5304306AReverse filter centrifugeHEINKEL IND ZENTRIFUGEN·Filed 1990·Granted Apr 19, 1994·12 cites·10 claims
- 1047US5244567APressure filter with means to detect break in pressurizing membraneHEINKEL IND ZENTRIFUGEN·Filed 1989·Granted Sep 14, 1993·12 cites·7 claims
- 1145US4707256AFilter for squeezing out suspensionsHEINKEL IND ZENTRIFUGEN·Filed 1986·Granted Nov 17, 1987·11 cites·9 claims
- 1244US5988398AInvertable filter centrifugeHEINKEL IND ZENTRIFUGEN·Filed 1998·Granted Nov 23, 1999·11 cites·14 claims
- 1343US5286378ASleeve filter centrifugeHEINKEL IND ZENTRIFUGEN·Filed 1991·Granted Feb 15, 1994·10 cites·4 claims
- 1439US5277804ASleeve filter centrifugeHEINKEL IND ZENTRIFUGEN·Filed 1991·Granted Jan 11, 1994·7 cites·10 claims
- 1533US6033563ACentrifuge with slide-in filterHEINKEL IND ZENTRIFUGEN·Filed 1998·Granted Mar 7, 2000·4 cites·6 claims
- 1632US5258128AProcess for splitting off small pieces of filter cake from a pressure filterHEINKEL IND ZENTRIFUGEN·Filed 1989·Granted Nov 2, 1993·3 cites·2 claims
- 1730US5139665AProcess and device for turning in the membrane of a pressure filter for suspensionsHEINKEL IND ZENTRIFUGEN·Filed 1989·Granted Aug 18, 1992·2 cites·3 claims
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