JPS4938921B1 - - Google Patents

Info

Publication number
JPS4938921B1
JPS4938921B1 JP46044554A JP4455471A JPS4938921B1 JP S4938921 B1 JPS4938921 B1 JP S4938921B1 JP 46044554 A JP46044554 A JP 46044554A JP 4455471 A JP4455471 A JP 4455471A JP S4938921 B1 JPS4938921 B1 JP S4938921B1
Authority
JP
Japan
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.)
Pending
Application number
JP46044554A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4938921B1 publication Critical patent/JPS4938921B1/ja
Pending 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
JP46044554A 1970-06-22 1971-06-22 Pending JPS4938921B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8589/70A SE343092B (no) 1970-06-22 1970-06-22

Publications (1)

Publication Number Publication Date
JPS4938921B1 true JPS4938921B1 (no) 1974-10-22

Family

ID=20274493

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46044554A Pending JPS4938921B1 (no) 1970-06-22 1971-06-22

Country Status (10)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5383012A (en) * 1976-12-28 1978-07-22 Fujitec Kk Device for controlling induction motor

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE373896B (no) * 1972-07-05 1975-02-17 Mo Och Domsjoe Ab
SE373395B (sv) * 1972-12-19 1975-02-03 Mo Och Domsjoe Ab Forfarande for framstellning av cellulosamassa med hog ljushet genom uppslutning av ved med syrgas under tryck i nervaro av en kokvetska forsatt med basiska neutralisationsmedel
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
GB1505529A (en) * 1974-06-14 1978-03-30 Mo Och Domsjoe Ab Method for the oxygen-gas delignification of lignocellulosic material and apparatus for carrying out the method
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
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
WO2002043838A2 (de) * 2000-12-01 2002-06-06 Linde Aktiengesellschaft Verfahren zur reinigung von abgas aus einer zellstoffabrik
FI122815B (fi) * 2005-04-18 2012-07-13 Cerefi Oy Menetelmä lignoselluloosamateriaalien ja niistä saatujen jakeiden fraktioimiseksi

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5383012A (en) * 1976-12-28 1978-07-22 Fujitec Kk Device for controlling induction motor

Also Published As

Publication number Publication date
DE2130164B2 (de) 1973-08-23
ZA714055B (en) 1973-02-28
SE343092B (no) 1972-02-28
DE2130164C3 (no) 1974-04-11
FI54345C (fi) 1978-11-10
FI54345B (fi) 1978-07-31
NO131734C (no) 1975-07-16
AT303509B (de) 1972-11-27
FR2099805A5 (no) 1972-03-17
US3764464A (en) 1973-10-09
DE2130164A1 (de) 1971-12-30
NO131734B (no) 1975-04-07
CA935958A (en) 1973-10-30

Similar Documents

Publication Publication Date Title
DE2130164C3 (no)
ATA96471A (no)
AU2044470A (no)
AU1146470A (no)
AU1473870A (no)
AU2130570A (no)
AU2085370A (no)
AU1326870A (no)
AU2017870A (no)
AU1833270A (no)
AU1716970A (no)
AU1517670A (no)
AU1336970A (no)
AU1591370A (no)
AU1841070A (no)
AU1086670A (no)
AU1328670A (no)
ATA672271A (no)
AU1343870A (no)
AU2130770A (no)
AU1004470A (no)
AU1277070A (no)
AU1581370A (no)
AU1247570A (no)
AU1603270A (no)