BR9611324A - Remoção de cáustico na hemicelulose cáustica - Google Patents

Remoção de cáustico na hemicelulose cáustica

Info

Publication number
BR9611324A
BR9611324A BR9611324A BR9611324A BR9611324A BR 9611324 A BR9611324 A BR 9611324A BR 9611324 A BR9611324 A BR 9611324A BR 9611324 A BR9611324 A BR 9611324A BR 9611324 A BR9611324 A BR 9611324A
Authority
BR
Brazil
Prior art keywords
caustic
hemicellulose
removal
caustic removal
caustic hemicellulose
Prior art date
Application number
BR9611324A
Other languages
English (en)
Other versions
BR9611324C1 (pt
Inventor
Richard E Loftfield
Stephen W Moran
John R Jackson
Timothy J Gallivan
Original Assignee
Huron Tech Corp
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 Huron Tech Corp filed Critical Huron Tech Corp
Publication of BR9611324A publication Critical patent/BR9611324A/pt
Publication of BR9611324C1 publication Critical patent/BR9611324C1/pt

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
    • D21C11/0042—Fractionating or concentration of spent liquors by special methods
BR9611324-3A 1995-11-03 1996-10-30 Processo para recuperar hemicelulose e produtos quìmicos de polpação a partir de uma solução de partida essencialmente isenta de lignina BR9611324C1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/553,019 US5589053A (en) 1995-11-03 1995-11-03 Electrolysis process for removal of caustic in hemicellulose caustic
PCT/US1996/017298 WO1997016380A1 (en) 1995-11-03 1996-10-30 Removal of caustic in hemicellulose caustic

Publications (2)

Publication Number Publication Date
BR9611324A true BR9611324A (pt) 1999-02-17
BR9611324C1 BR9611324C1 (pt) 2000-05-16

Family

ID=24207784

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9611324-3A BR9611324C1 (pt) 1995-11-03 1996-10-30 Processo para recuperar hemicelulose e produtos quìmicos de polpação a partir de uma solução de partida essencialmente isenta de lignina

Country Status (8)

Country Link
US (1) US5589053A (pt)
JP (1) JPH11502465A (pt)
AU (1) AU700463B2 (pt)
BR (1) BR9611324C1 (pt)
CA (1) CA2236233C (pt)
NZ (1) NZ321467A (pt)
WO (1) WO1997016380A1 (pt)
ZA (1) ZA969174B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6248467B1 (en) * 1998-10-23 2001-06-19 The Regents Of The University Of California Composite bipolar plate for electrochemical cells
CN100521356C (zh) * 2001-01-19 2009-07-29 阿特拉沃达有限公司 电池的电极
AT413548B (de) * 2004-06-02 2006-03-15 Chemiefaser Lenzing Ag Verfahren zur herstellung eines chemiezellstoffes und seine verwendung
US7713399B2 (en) * 2005-05-12 2010-05-11 Saudi Arabian Oil Company Process for treating a sulfur-containing spent caustic refinery stream using a membrane electrolyzer powered by a fuel cell
US7854847B2 (en) * 2006-11-09 2010-12-21 Rayonier Trs Holdings Inc. Process of purifying wood pulp with caustic-borate solution and recovering the purifying chemical

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905604A (en) * 1956-01-05 1959-09-22 Absalom M Kennedy Process and apparatus for electrolytically treating black liquor
US3806403A (en) * 1972-03-27 1974-04-23 Nyanza Inc Process for treating black liquor to precipitate organic materials therefrom
US4341609A (en) * 1981-02-26 1982-07-27 The Standard Oil Company Electrochemical conversion of biomass
DE3339449A1 (de) * 1983-10-31 1985-05-09 MD Verwaltungsgesellschaft Nicolaus GmbH & Co. KG, 8000 München Verfahren zur gewinnung von lignin aus alkalischen lignin-loesungen
US5034094A (en) * 1987-11-06 1991-07-23 Kurple Kenneth R Method of converting inorganic materials from kraft pulping liquor into pulping chemicals without passing them through a recovery furnace
CA1335976C (en) * 1989-05-31 1995-06-20 Mahmoud Kamran Azarniouch Recovery of naoh and other values from spent liquors and bleach plant effluents
SE465731B (sv) * 1990-02-07 1991-10-21 Kamyr Ab Utvinning av energi och kemikalier ur massaavlutar under exponering av laagfrekvent ljud
US5118397A (en) * 1990-10-05 1992-06-02 Sweeney Charles T Conversion of cellulosic agricultural wastes
US5374333A (en) * 1992-07-30 1994-12-20 Kamyr, Inc. Method for minimizing pulp mill effluents

Also Published As

Publication number Publication date
AU700463B2 (en) 1999-01-07
JPH11502465A (ja) 1999-03-02
NZ321467A (en) 1999-06-29
AU7481096A (en) 1997-05-22
WO1997016380A1 (en) 1997-05-09
BR9611324C1 (pt) 2000-05-16
US5589053A (en) 1996-12-31
CA2236233A1 (en) 1997-05-09
ZA969174B (en) 1997-06-02
CA2236233C (en) 2002-04-16

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Free format text: CERTIFICADO DE ADICAO DE INVENCAO REFERENTE A RPI 1788 DE 20050412 QUANTO AO PRAZO DE VALIDADE, ONDE SE LE "20 (VINTE) ANOS CONTADOS A PARTIR DE 19980624 OBSERVADAS AS CONDICOES LEGAIS", LEIA-SE "20 (VINTE) ANOS CONTADOS A PARTIR DE 19961030 OBSERVADAS AS CONDICOES LEGAIS".

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