Inventor · disambiguated record
Lars Stigsson
Also filed as: STIGSSON LARS · STIGSSON LARS L · STIGSSON LARS LENNART
25 granted patents·12 pending applications·382 citations·filing 1982–2022
96Inventor score
Top patents by PatentIndex Score
37 records- 0197US6770168B1Process for oxygen pulping of lignocellulosic material and recorvery of pulping chemicalsKIRAM AB·Filed 2000·Granted Aug 3, 2004·139 cites·42 claims
- 0294US5507141AProcess for recovering energy from a combustible gasKVAERNER PULPING TECH·Filed 1992·Granted Apr 16, 1996·92 cites·22 claims
- 0388US8735637B2Conversion of crude tall oil to renewable feedstock for diesel range fuel compositionsSTIGSSON LARS·Filed 2009·Granted May 27, 2014·16 cites·23 claims
- 0487US8252141B2Method for recovering a low sodium content lignin fuel from black liquorSTIGSSON LARS·Filed 2007·Granted Aug 28, 2012·13 cites·17 claims
- 0584US9719047B2Biorefining of crude tall oilSUNPINE AB·Filed 2013·Granted Aug 1, 2017·4 cites·39 claims
- 0684US9499767B2Biorefining of crude tall oilSUNPINE AB·Filed 2012·Granted Nov 22, 2016·10 cites·26 claims
- 0782US4599089ACoal-water dispersionFLUIDCARBON INTERNATIONAL AB·Filed 1985·Granted Jul 8, 1986·30 cites·24 claims
- 0872US6946057B2Alkaline process for the manufacturing of pulp using alkali metaborate as buffering alkaliKIRAM AB·Filed 2003·Granted Sep 20, 2005·5 cites·14 claims
- 0971US10138578B2Alkali recycle in cellulose spinning processTREETOTEXTILE AB·Filed 2014·Granted Nov 27, 2018·2 cites·18 claims
- 1070US12018835B2Biomass upgrading systemBIOSHARE AB·Filed 2019·Granted Jun 25, 2024·1 cites·19 claims
- 1170US2022033529A1Regenerated cellulosic fibres spun from an aqueous alkaline spindopeTREETOTEXTILE AB·Filed 2021·Application pending·0 cites
- 1268US8617354B2Shaped cellulose manufacturing process combined with a pulp mill recovery systemSTIGSSON LARS·Filed 2010·Granted Dec 31, 2013·1 cites·32 claims
- 1361US6143130APolysulfide pulping processKVAERNER PULPING TECH·Filed 1997·Granted Nov 7, 2000·15 cites·23 claims
- 1460US2020299416A1Regenerated cellulosic fibres spun from an aqueous alkaline spindopeTREETOTEXTILE AB·Filed 2018·Application pending·0 cites
- 1557US5683549AProcess for the partial combustion of cellulose spent liquor using twin fluid nozzle burnerCHEMREC AB·Filed 1994·Granted Nov 4, 1997·9 cites·18 claims
- 1656US2024052129A1A versatile method to valorize cellulosic waste textilesSHARETEX AB·Filed 2021·Application pending·0 cites
- 1754US10988707B2Method for thermal treatment of tall oil pitch (TOP)SUNPINE AB·Filed 2018·Granted Apr 27, 2021·0 cites·26 claims
- 1854US2022364131A1Process for manufacturing organic chemicals and/or distillate hydrocarbon fuels from waste textilesSHARETEX AB·Filed 2020·Application pending·0 cites
- 1953US9221869B2Recovery of phytosterols from residual vegetable oil streamsSTIGSSON LARS·Filed 2009·Granted Dec 29, 2015·0 cites·16 claims
- 2052US2006102300A1Alkaline process for the manufacturing of pulp using alkali metaborate as buffering alkaliSTIGSSON LARS·Filed 2003·Application pending·0 cites
- 2151US6336994B1Totally chlorine free bleaching process using recovered filtrateKVAERNER PULPING TECH·Filed 1995·Granted Jan 8, 2002·7 cites·18 claims
- 2249US2005155730A1Method for the production of high yield chemical pulp from softwoodFiled 2004·Application pending·0 cites
- 2349US2016130752A1Method for the treatment of spent pulping liquor for the removal and production of a lignin containing productKIRAM AB·Filed 2014·Application pending·0 cites
- 2448US2005076568A1Partial oxidation of cellulose spent pulping liquorFiled 2003·Application pending·0 cites
- 2545US5556605AMethod of seperating sulphur compoundsCHEMREC AB·Filed 1995·Granted Sep 17, 1996·7 cites·17 claims
- 2645US2009217573A1Automotive fuels and fine chemicals from crude tall oilKIRAM AB·Filed 2006·Application pending·0 cites
- 2744US2024383937A1Treating black liquor with acidic biomass for lignin recoverySUNCARBON AB·Filed 2022·Application pending·0 cites
- 2843US2020141057A1Catalytic conversion of ligninSUNCARBON AB·Filed 2018·Application pending·0 cites
- 2940US4602970AMethod of stabilizing emulsion explosivesSCAN COIN S A·Filed 1984·Granted Jul 29, 1986·4 cites·9 claims
- 3038US11149221B2Thermochemical conversion of biomassKIRAM AB·Filed 2018·Granted Oct 19, 2021·0 cites·16 claims
- 3138US5205908APurification of process gas from a partial combustion of black liquorCHEMREC AB·Filed 1991·Granted Apr 27, 1993·7 cites·7 claims
- 3238US2009113786A1Process for Recovering Tall Oil or Tall Oil FuelLINDE AG·Filed 2005·Application pending·0 cites
- 3337US5746886AMethod for the recovery of energy and chemicals from cellulose spent liquor containing potassium using a gasifierKVAERNER PULPING TECH·Filed 1994·Granted May 5, 1998·5 cites·13 claims
- 3437US5352333AProcess for the partial combustion of cellulose spent liquor using twin-fluid nozzle burnerCHEMREC AB·Filed 1991·Granted Oct 4, 1994·2 cites·17 claims
- 3534US5814189AMethod for gasifying cellulose spent liquor to produce superheated steam and green liquor of low carbonate concentrationKVAERNER PULPING TECH·Filed 1997·Granted Sep 29, 1998·9 cites·18 claims
- 3630US4580723AMethod for atomizing dispersions or solutions containing particlesFLUIDCARBON INTERNATIONAL AB·Filed 1982·Granted Apr 8, 1986·3 cites·5 claims
- 3721US5628872AMethod for bleaching pulp with hydrogen peroxide recovered from cellulosic spent liquorKANYR AB·Filed 1995·Granted May 13, 1997·1 cites·22 claims
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