Inventor · disambiguated record
Johan C. F. C. Richter
Also filed as: RICHTER JOHAN · RICHTER JOHAN C F C · RICHTER JOHAN CHRISTOFFER FRED
34 granted patents·1 pending application·527 citations·filing 1974–2021
98Inventor score
Top patents by PatentIndex Score
35 records- 0193US4174997AMethod and apparatus for continuous hydrolysis of cellulosic fiber materialKAMYR AB·Filed 1974·Granted Nov 20, 1979·43 cites·8 claims
- 0292US4093506AMethod and apparatus for effecting even distribution and mixing of high consistency pulp and treatment fluidKAMYR AB·Filed 1976·Granted Jun 6, 1978·67 cites·10 claims
- 0390US4028171AMethod for continuous treatment of fiber material in a vertical arrayKAMYR AB·Filed 1975·Granted Jun 7, 1977·33 cites·5 claims
- 0483US5053108AHigh sulfidity cook for paper pulp using black liquor sulfonization of steamed chipsKAMYR AB·Filed 1989·Granted Oct 1, 1991·26 cites·7 claims
- 0583US4721231AChips bin blockage preventingKAMYR INC·Filed 1980·Granted Jan 26, 1988·24 cites·12 claims
- 0681US5824187AMethod for the continuous cooking of pulpKVAERNER PULPING TECH·Filed 1997·Granted Oct 20, 1998·28 cites·27 claims
- 0781US3963561ARecirculation of unconsumed oxygen pulp bleaching gasKAMYR AB·Filed 1974·Granted Jun 15, 1976·29 cites·4 claims
- 0873US4637878AReciprocal movable screens in a vertically elongated vesselKAMYR AB·Filed 1982·Granted Jan 20, 1987·15 cites·20 claims
- 0971US4430029AHigh pressure feeder deflection compensationKAMYR INC·Filed 1980·Granted Feb 7, 1984·20 cites·36 claims
- 1070US4516887AFeeder deflection compensationKAMYR INC·Filed 1983·Granted May 14, 1985·19 cites·14 claims
- 1167US4057461AMethod and apparatus for impregnation of fiber material by pressure pulsationKAMYR AB·Filed 1976·Granted Nov 8, 1977·11 cites·15 claims
- 1265US4529482AApparatus for the treatment of pulp having oscillating distributing wiper bladesKAMYR AB·Filed 1980·Granted Jul 16, 1985·11 cites·7 claims
- 1365US4432836AVessel false bottomingKAMYR INC·Filed 1979·Granted Feb 21, 1984·10 cites·6 claims
- 1465US4338049AHigh pressure feeder pivotal center screenKAMYR INC·Filed 1980·Granted Jul 6, 1982·16 cites·17 claims
- 1564US5716497AMethod and device for the continuous cooking of pulpKVAERNER PULPING TECH·Filed 1994·Granted Feb 10, 1998·15 cites·24 claims
- 1662US4793161AEffective diffuser/thickener screen backflushingKAMYR AB·Filed 1987·Granted Dec 27, 1988·16 cites·12 claims
- 1762US4556494AMethod of diffusion washing or thickening of pulpKAMYR AB·Filed 1985·Granted Dec 3, 1985·11 cites·3 claims
- 1860US4276167ADiffuser arrangementsKAMYR AB·Filed 1979·Granted Jun 30, 1981·8 cites·22 claims
- 1958US5069752ADigester screen switchingKAMYR AB·Filed 1990·Granted Dec 3, 1991·13 cites·8 claims
- 2057US4746400AMethod of treating cellulosic chips in a vessel with a false bottomKAMYR INC·Filed 1983·Granted May 24, 1988·8 cites·7 claims
- 2156US4372711AHigh pressure feedingKAMYR INC·Filed 1981·Granted Feb 8, 1983·12 cites·15 claims
- 2256US4093511AApparatus for oxygen bleaching of pulp including recirculation of exhaust gasesKAMYR AB·Filed 1976·Granted Jun 6, 1978·7 cites·4 claims
- 2354US5300195AContinuous vertical digester apparatusKAMYR AB·Filed 1988·Granted Apr 5, 1994·8 cites·20 claims
- 2454US4840047AMultiscreen pressure diffuserKAMYR AB·Filed 1988·Granted Jun 20, 1989·14 cites·19 claims
- 2549US2023404615A1Probe-guide for identifying and harvesting a biopsyFLUOLINK AB·Filed 2021·Application pending·0 cites
- 2646US4881286AEffective diffuser/thickener screen backflushingKAMYR AB·Filed 1988·Granted Nov 21, 1989·13 cites·9 claims
- 2744US4092212ASelective impregnation of heterogenous fiber material before digestionKAMYR AB·Filed 1976·Granted May 30, 1978·4 cites·2 claims
- 2843US5236553AContinuous cooking with reduced horsepower and pulp degradationKAMYR AB·Filed 1991·Granted Aug 17, 1993·7 cites·10 claims
- 2942US4056429AMethod for counter-current treatment of cellulose fiber materialKAMYR AB·Filed 1976·Granted Nov 1, 1977·5 cites·4 claims
- 3039US4375410AReciprocating diffuser arrangements in an elongated vesselKAMYR AB·Filed 1980·Granted Mar 1, 1983·7 cites·10 claims
- 3139US4354777AHigh pressure feeder deflection preventionKAMYR INC·Filed 1980·Granted Oct 19, 1982·8 cites·22 claims
- 3237US4976586APump with separate fluidizing vaned shaft adjacent impellerKAMYR AB·Filed 1989·Granted Dec 11, 1990·7 cites·18 claims
- 3336US4513515AGas treatment of particulate materials in storage containersKAMYR AB·Filed 1983·Granted Apr 30, 1985·4 cites·21 claims
- 3434US5681453AReciprocal movable screens in a vertically elongated vesselKVAERNER PULPING TECH·Filed 1995·Granted Oct 28, 1997·5 cites·14 claims
- 3533US4394267ADiffuser assemblyKAMYR INC·Filed 1982·Granted Jul 19, 1983·3 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →