FR2099805A5 - - Google Patents

Info

Publication number
FR2099805A5
FR2099805A5 FR7122712A FR7122712A FR2099805A5 FR 2099805 A5 FR2099805 A5 FR 2099805A5 FR 7122712 A FR7122712 A FR 7122712A FR 7122712 A FR7122712 A FR 7122712A FR 2099805 A5 FR2099805 A5 FR 2099805A5
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7122712A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mo och Domsjo AB
Original Assignee
Mo och Domsjo AB
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 Mo och Domsjo AB filed Critical Mo och Domsjo AB
Application granted granted Critical
Publication of FR2099805A5 publication Critical patent/FR2099805A5/fr
Expired legal-status Critical Current

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
FR7122712A 1970-06-22 1971-06-22 Expired FR2099805A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8589/70A SE343092B (ja) 1970-06-22 1970-06-22

Publications (1)

Publication Number Publication Date
FR2099805A5 true FR2099805A5 (ja) 1972-03-17

Family

ID=20274493

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7122712A Expired FR2099805A5 (ja) 1970-06-22 1971-06-22

Country Status (10)

Country Link
US (1) US3764464A (ja)
JP (1) JPS4938921B1 (ja)
AT (1) AT303509B (ja)
CA (1) CA935958A (ja)
DE (1) DE2130164B2 (ja)
FI (1) FI54345C (ja)
FR (1) FR2099805A5 (ja)
NO (1) NO131734C (ja)
SE (1) SE343092B (ja)
ZA (1) ZA714055B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2190974A1 (ja) * 1972-07-05 1974-02-01 Mo Och Domsjoe Ab
FR2210696A1 (ja) * 1972-12-19 1974-07-12 Mo Och Domsjoe Ab

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE381692B (sv) * 1973-10-17 1975-12-15 Mo Och Domsjoe Ab Forfarande for forbettring av vermeekonomin vid kokning av lignocellulosamaterial i diskontinuerliga kokare
US4089737A (en) * 1974-02-18 1978-05-16 Toyo Pulp Company, Ltd. Delignification of cellulosic material with an alkaline aqueous medium containing oxygen dissolved therein
SE393138B (sv) * 1974-03-14 1977-05-02 Mo Och Domsjoe Ab Forfarande for blekning av cellulosa med en syre innehallande gas i nervaro av natriumbikarbonat
FI58360C (fi) * 1974-06-14 1981-01-12 Mo Och Domsjoe Ab Foerfarande foer delignifiering av lignocellulosahaltigt material med hjaelp av syreinnehaollande gas och apparatur foer utfoerande av detta foerfarande
US4338158A (en) * 1976-04-09 1982-07-06 Weyerhaeuser Company Pulping in the presence of a protector
US4080248A (en) * 1976-06-28 1978-03-21 Crown Zellerbach Corporation Two-stage oxygen pulping
US4172006A (en) * 1976-08-26 1979-10-23 Weyerhaeuser Company Method of delignifying wood chips with oxygen by adding cooking liquor under pressure
JPS5383012A (en) * 1976-12-28 1978-07-22 Fujitec Kk Device for controlling induction motor
US4664832A (en) * 1984-09-28 1987-05-12 State Of South Dakota As Represented By The Department Of Transportation Deicing chemicals and their preparation from polysaccharide sources
US6126781A (en) * 1991-08-01 2000-10-03 Union Camp Patent Holding, Inc. Process for conditioning ozone gas recycle stream in ozone pulp bleaching
CA2107764A1 (en) * 1992-03-02 1993-09-16 Lawrence A. Hinkey Combined ozone destruction and fiber scrubbing in paper pulp mills
US5571378A (en) * 1993-11-23 1996-11-05 Hampshire Chemical Ltd. Process for high-pH metal ion chelation in pulps
US6210527B1 (en) * 1994-03-14 2001-04-03 The Boc Group, Inc. Pulp bleaching method wherein an ozone bleaching waste stream is scrubbed to form an oxygen containing stream
SE516030C2 (sv) * 1994-11-14 2001-11-12 Aga Ab Regenerering av en gasblandning från ett ozonbleksteg
US6475338B1 (en) * 1996-06-05 2002-11-05 Andritz Inc. Method of minimizing transition metal ions during chemical pulping in a digester by adding chelating agent to the digester
US7014684B2 (en) * 2000-12-01 2006-03-21 Linde Aktiengesellschaft Method for the treatment of waste gas from a cellulose plant
FI122815B (fi) * 2005-04-18 2012-07-13 Cerefi Oy Menetelmä lignoselluloosamateriaalien ja niistä saatujen jakeiden fraktioimiseksi

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2190974A1 (ja) * 1972-07-05 1974-02-01 Mo Och Domsjoe Ab
FR2210696A1 (ja) * 1972-12-19 1974-07-12 Mo Och Domsjoe Ab

Also Published As

Publication number Publication date
FI54345B (fi) 1978-07-31
ZA714055B (en) 1973-02-28
NO131734B (ja) 1975-04-07
FI54345C (fi) 1978-11-10
US3764464A (en) 1973-10-09
DE2130164B2 (de) 1973-08-23
JPS4938921B1 (ja) 1974-10-22
DE2130164C3 (ja) 1974-04-11
NO131734C (ja) 1975-07-16
DE2130164A1 (de) 1971-12-30
CA935958A (en) 1973-10-30
AT303509B (de) 1972-11-27
SE343092B (ja) 1972-02-28

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Legal Events

Date Code Title Description
ST Notification of lapse