SE448173B - Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys - Google Patents

Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys

Info

Publication number
SE448173B
SE448173B SE8502731A SE8502731A SE448173B SE 448173 B SE448173 B SE 448173B SE 8502731 A SE8502731 A SE 8502731A SE 8502731 A SE8502731 A SE 8502731A SE 448173 B SE448173 B SE 448173B
Authority
SE
Sweden
Prior art keywords
gas
reactor
chemicals
liquor
pyrolysis
Prior art date
Application number
SE8502731A
Other languages
English (en)
Swedish (sv)
Other versions
SE8502731L (sv
SE8502731D0 (sv
Inventor
J-E Kignell
Original Assignee
Croon Inventor Ab
Kignell Jean Erik
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Croon Inventor Ab, Kignell Jean Erik filed Critical Croon Inventor Ab
Priority to SE8502731A priority Critical patent/SE448173B/sv
Publication of SE8502731D0 publication Critical patent/SE8502731D0/xx
Priority to ES86555387A priority patent/ES8704570A1/es
Priority to PCT/SE1986/000249 priority patent/WO1986007396A1/en
Priority to US07/015,137 priority patent/US4808264A/en
Priority to PT82677A priority patent/PT82677B/pt
Priority to AT86903670T priority patent/ATE45403T1/de
Priority to JP61503142A priority patent/JPS62503110A/ja
Priority to BR8606701A priority patent/BR8606701A/pt
Priority to DE8686903670T priority patent/DE3664939D1/de
Priority to EP86903670A priority patent/EP0223821B1/en
Priority to CA000510549A priority patent/CA1272005A/en
Publication of SE8502731L publication Critical patent/SE8502731L/xx
Publication of SE448173B publication Critical patent/SE448173B/sv
Priority to FI870449A priority patent/FI82494C/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—Apparatus; Plants
    • C10J3/485—Entrained flow gasifiers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/82—Gas withdrawal means
    • C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/002—Removal of contaminants
    • C10K1/003—Removal of contaminants of acid contaminants, e.g. acid gas removal
    • C10K1/004—Sulfur containing contaminants, e.g. hydrogen sulfide
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/02—Dust removal
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/04—Purifying combustible gases containing carbon monoxide by cooling to condense non-gaseous materials
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
    • C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
    • C10K1/101—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids with water only
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
    • C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
    • C10K1/103—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkali- or earth-alkali- or NH4 salts or inorganic acids derived from sulfur
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
    • C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
    • C10K1/12—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting including the revival of the used wash liquors
    • C10K1/122—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting including the revival of the used wash liquors containing only carbonates, bicarbonates, hydroxides or oxides of alkali-metals (including Mg)
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/12—Combustion of pulp liquors
    • D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
    • D21C11/127—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis with post-combustion of the gases
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0959—Oxygen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/12—Heating the gasifier
    • C10J2300/1223—Heating the gasifier by burners
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1603—Integration of gasification processes with another plant or parts within the plant with gas treatment
    • C10J2300/1606—Combustion processes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1671—Integration of gasification processes with another plant or parts within the plant with the production of electricity
    • C10J2300/1675—Integration of gasification processes with another plant or parts within the plant with the production of electricity making use of a steam turbine
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1687—Integration of gasification processes with another plant or parts within the plant with steam generation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/03—Papermaking liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Treating Waste Gases (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Industrial Gases (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
SE8502731A 1985-06-03 1985-06-03 Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys SE448173B (sv)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE8502731A SE448173B (sv) 1985-06-03 1985-06-03 Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys
ES86555387A ES8704570A1 (es) 1985-06-03 1986-05-28 Procedimiento para recuperacion de productos quimicos y energia
EP86903670A EP0223821B1 (en) 1985-06-03 1986-05-30 Process for chemicals and energy recovery
JP61503142A JPS62503110A (ja) 1985-06-03 1986-05-30 化学品とエネルギーの回収方法
US07/015,137 US4808264A (en) 1985-06-03 1986-05-30 Process for chemicals and energy recovery from waste liquors
PT82677A PT82677B (pt) 1985-06-03 1986-05-30 Processo para recuperar compostos quimicos e energia a partir de licores de desperdicio de celulose
AT86903670T ATE45403T1 (de) 1985-06-03 1986-05-30 Verfahren zur wiedergewinnung von chemikalien und energie.
PCT/SE1986/000249 WO1986007396A1 (en) 1985-06-03 1986-05-30 Process for chemicals and energy recovery
BR8606701A BR8606701A (pt) 1985-06-03 1986-05-30 Processo para recuperar compostos quimicos e energia a partir de licores de desperdicio de celulose
DE8686903670T DE3664939D1 (en) 1985-06-03 1986-05-30 Process for chemicals and energy recovery
CA000510549A CA1272005A (en) 1985-06-03 1986-06-02 Process for chemicals and energy recovery
FI870449A FI82494C (fi) 1985-06-03 1987-02-02 Foerfarande foer tillvaratagning av kemikalier och energi.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8502731A SE448173B (sv) 1985-06-03 1985-06-03 Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys

Publications (3)

Publication Number Publication Date
SE8502731D0 SE8502731D0 (sv) 1985-06-03
SE8502731L SE8502731L (sv) 1986-12-04
SE448173B true SE448173B (sv) 1987-01-26

Family

ID=20360431

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8502731A SE448173B (sv) 1985-06-03 1985-06-03 Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys

Country Status (12)

Country Link
US (1) US4808264A (es)
EP (1) EP0223821B1 (es)
JP (1) JPS62503110A (es)
AT (1) ATE45403T1 (es)
BR (1) BR8606701A (es)
CA (1) CA1272005A (es)
DE (1) DE3664939D1 (es)
ES (1) ES8704570A1 (es)
FI (1) FI82494C (es)
PT (1) PT82677B (es)
SE (1) SE448173B (es)
WO (1) WO1986007396A1 (es)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4101020A1 (de) * 1990-02-07 1991-08-08 Kamyr Ab Verfahren und reaktor zur wiedergewinnung von energie und chemikalien aus ablauge
WO1994019091A1 (en) * 1993-02-18 1994-09-01 ABB Fläkt AB Process and apparatus for absorbing hydrogen sulphide
WO1994020677A1 (en) * 1993-03-11 1994-09-15 Kvaerner Pulping Technologies Ab A method of separating sulphur compounds
WO1995007750A1 (en) * 1993-09-17 1995-03-23 ABB Fläkt AB Method and apparatus for absorbing hydrogen sulphide
US6062547A (en) * 1994-06-22 2000-05-16 Kvaerner Pulping Ab Quench vessel for recovering chemicals and energy from spent liquors
WO2000060161A1 (en) * 1999-04-01 2000-10-12 Chemrec Aktiebolag Process for cooling solid and gaseous material during gasification of spent liquor
US6238468B1 (en) 1994-11-04 2001-05-29 Kvaerner Pulping Ab Quench vessel
US6306357B1 (en) 1994-01-18 2001-10-23 Abb Flakt Ab Process and apparatus for absorbing hydrogen sulphide

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3829826A1 (de) * 1988-09-02 1990-03-15 Basf Ag Verfahren zur aufarbeitung von natriumsulfathaltigen rueckstaenden
US5059404A (en) * 1989-02-14 1991-10-22 Manufacturing And Technology Conversion International, Inc. Indirectly heated thermochemical reactor apparatus and processes
US5405496A (en) * 1989-11-23 1995-04-11 Chemrec Ab Process for the preparation of cooking liquors having high sulphidity for sulphate pulp cooking
SE9001957L (sv) * 1990-05-31 1991-12-01 Chemrec Ab Rening av processgas fraan partiell foerbraenning av svartlut
US5814189A (en) * 1990-05-31 1998-09-29 Kvaerner Pulping Ab Method for gasifying cellulose spent liquor to produce superheated steam and green liquor of low carbonate concentration
US5536488A (en) * 1991-07-01 1996-07-16 Manufacturing And Technology Conversion Indirectly heated thermochemical reactor processes
SE470066B (sv) * 1991-07-16 1993-11-01 Chemrec Ab Utvinning av kemikalier och energi från cellulosaavlutar genom förgasning
SE501334C2 (sv) * 1991-11-04 1995-01-16 Kvaerner Pulping Tech Sätt att termiskt sönderdela ett kolhaltigt råmaterial vid understökiometrisk syretillförsel samt anordning för genomförande av sättet
SE468600B (sv) * 1991-12-16 1993-02-15 Chemrec Ab Saett att framstaella koklut med hoeg sulfiditet
CA2136817A1 (en) * 1992-05-29 1993-12-09 Kvaerner Pulping Aktiebolag A process for recovering energy from a combustible gas
SE9300199L (sv) * 1993-01-25 1994-07-26 Kvaerner Pulping Tech Metod vid återvinning av cellulosaavlutar
AT398992B (de) * 1993-04-05 1995-02-27 Austrian Energy & Environment Verfahren zur umwandlung von natriumsulfat
SE501345C2 (sv) * 1993-06-10 1995-01-23 Kvaerner Pulping Tech Reaktor för förgasning och partiell förbränning
US5628872A (en) * 1993-10-22 1997-05-13 Kanyr Ab Method for bleaching pulp with hydrogen peroxide recovered from cellulosic spent liquor
SE9303923L (sv) * 1993-11-26 1995-05-27 Kvaerner Pulping Tech Förfarande vid integrerad indunstning och förgasning av avlut från cellulosakokning
US6113739A (en) * 1995-06-15 2000-09-05 Kvaerner Pulping Ab Process for washing gas formed by gasifying black liquor
SE502038C2 (sv) * 1994-06-22 1995-07-24 Kvaerner Pulping Tech Förfarande för tvättning och kylning av gaser vid förgasning av svartlut
SE9701546D0 (sv) * 1997-04-24 1997-04-24 Kvaerner Pulping Tech New process
SE9403786L (sv) * 1994-11-04 1996-05-05 Kvaerner Pulping Tech Selektiv utvinning av kemikalier ur celluloaavlutar genom förgasning
US5909654A (en) * 1995-03-17 1999-06-01 Hesboel; Rolf Method for the volume reduction and processing of nuclear waste
US6306252B1 (en) * 1995-04-10 2001-10-23 Andritz-Ahlstrom Inc. Heat recovery from spent digester cooking liquor
JPH09183618A (ja) * 1995-12-28 1997-07-15 Kansai Electric Power Co Inc:The 石膏の製造方法
US5683550A (en) * 1996-02-05 1997-11-04 Ahlstrom Recovery Inc. Method and apparatus for increasing recovery boiler capacity by withdrawing combustible gas from the furnace
SE9601099L (sv) * 1996-03-22 1997-09-23 Kvaerner Pulping Tech Förgasning av svartlut vid ett tryck överstigande 5 bar
FI104712B (sv) * 1996-04-03 2000-03-31 Conox Oy Förfarande för oxidering av avloppsvatten innehållande organiska ämnen
DE19642162A1 (de) * 1996-10-12 1998-04-16 Krc Umwelttechnik Gmbh Verfahren zur Regeneration einer beim Kraftprozeß zum Aufschluß von Holz anfallenden Flüssigkeit unter gleichzeitiger Gewinnung von Energie
SE9703365D0 (sv) * 1997-09-18 1997-09-18 Kvaerner Pulping Tech Method in connection with impregnation and digestion of lignocelulosic material
US6132846A (en) * 1998-08-26 2000-10-17 Wang; Cheng-Hsiung Method for producing a plastic tile and the product thereof
CA2356444C (en) 1999-02-15 2009-12-15 Kiram Ab Process for oxygen pulping of lignocellulosic material and recovery of pulping chemicals
SE513637C2 (sv) * 1999-04-01 2000-10-16 Kvaerner Chemrec Ab Anordning vid förgasning av avlut
SE514277C2 (sv) * 1999-06-07 2001-02-05 Kvaerner Chemrec Ab Anordning för förgasning av avlut
SE518735C2 (sv) * 1999-10-13 2002-11-12 Chemrec Ab Förfarande och anordning vid utvinning av kemikalier i samband med förgasning av restprodukter från massaframställning
AU1451901A (en) * 1999-11-01 2001-05-14 James D. Getty Modular chemical abatement system and method for semiconductor manufacturing
US6540871B1 (en) 1999-12-21 2003-04-01 The Maitland Company Method for processing black liquor sediment
WO2001059204A1 (en) * 2000-02-14 2001-08-16 Kiram Ab Process for oxygen pulping of lignocellulosic material and recovery of pulping chemicals
US7494637B2 (en) 2000-05-16 2009-02-24 Massachusetts Institute Of Technology Thermal conversion of biomass to valuable fuels, chemical feedstocks and chemicals
FI20002153A (fi) * 2000-09-29 2002-03-30 Kvaerner Pulping Oy Menetelmä ja sovitelma liotussäiliössä
SE0004185D0 (sv) * 2000-11-15 2000-11-15 Nykomb Synergetics B V New process
WO2004005610A1 (en) * 2002-07-04 2004-01-15 Kvaerner Power Oy Method for treatment of spent liquor
FI117479B (fi) * 2002-07-22 2006-10-31 Metsae Botnia Ab Oy Menetelmä lämpö- ja sähköenergian tuottamiseksi
DE102006014457A1 (de) * 2006-03-29 2007-10-04 Forschungszentrum Karlsruhe Gmbh Verfahren zur thermischen Dehalogenierung von halogenhaltigen Stoffen
FI120549B (fi) * 2006-10-18 2009-11-30 Boildec Oy Menetelmä ja laite soodakattilan pohjan tyhjentämiseen
FR2930772B1 (fr) * 2008-04-30 2010-04-30 Arkema France Synthese directe d'eau oxygenee sur le site d'une papeterie
FI20085416L (fi) 2008-05-06 2009-11-07 Metso Power Oy Menetelmä ja laitteisto sellutehtaan mustalipeän käsittelemiseksi
EP2119668A3 (en) * 2008-05-16 2012-04-18 Haldor Topsoe A/S Process for the preparation of synthesis gas from black liquor
FI122836B (fi) * 2008-12-05 2012-07-31 Boildec Oy Menetelmä ja laite soodakattilan pohjan tyhjentämiseen
ES2703390T3 (es) 2009-03-09 2019-03-08 Treetotextile Ab Procedimiento de fabricación de celulosa conformada combinado con un sistema de recuperación de fábrica de pasta
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SE8502731L (sv) 1986-12-04
US4808264A (en) 1989-02-28
FI870449A0 (fi) 1987-02-02
FI82494C (fi) 1991-03-11
FI870449A (fi) 1987-02-02
BR8606701A (pt) 1987-08-11
ATE45403T1 (de) 1989-08-15
PT82677A (en) 1986-06-01
JPS62503110A (ja) 1987-12-10
CA1272005A (en) 1990-07-31
EP0223821B1 (en) 1989-08-09
EP0223821A1 (en) 1987-06-03
FI82494B (fi) 1990-11-30
SE8502731D0 (sv) 1985-06-03
JPH0343393B2 (es) 1991-07-02
ES8704570A1 (es) 1987-04-16
ES555387A0 (es) 1987-04-16
PT82677B (pt) 1988-03-03
DE3664939D1 (en) 1989-09-14
WO1986007396A1 (en) 1986-12-18

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