FI773661A - FOER FARING FOR FRAMSTAELLNING AV PAPPERSMASSA - Google Patents

FOER FARING FOR FRAMSTAELLNING AV PAPPERSMASSA

Info

Publication number
FI773661A
FI773661A FI773661A FI773661A FI773661A FI 773661 A FI773661 A FI 773661A FI 773661 A FI773661 A FI 773661A FI 773661 A FI773661 A FI 773661A FI 773661 A FI773661 A FI 773661A
Authority
FI
Finland
Prior art keywords
pappersmassa
framstaellning
foer faring
faring
foer
Prior art date
Application number
FI773661A
Other languages
Finnish (fi)
Other versions
FI68868C (en
FI68868B (en
Inventor
Masato Nakamura
Yoshika Nomura
Iwahiro Uchimoto
Original Assignee
Honshu Paper Co Ltd
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 Honshu Paper Co Ltd filed Critical Honshu Paper Co Ltd
Publication of FI773661A publication Critical patent/FI773661A/en
Application granted granted Critical
Publication of FI68868B publication Critical patent/FI68868B/en
Publication of FI68868C publication Critical patent/FI68868C/en

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes
FI773661A 1976-12-10 1977-12-02 FOERFARANDE FOER FRAMSTAELLNING AV PAPPERSMASSA FI68868C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP14849276A JPS5374101A (en) 1976-12-10 1976-12-10 Pulp making method
JP14849276 1976-12-10

Publications (3)

Publication Number Publication Date
FI773661A true FI773661A (en) 1978-06-11
FI68868B FI68868B (en) 1985-07-31
FI68868C FI68868C (en) 1985-11-11

Family

ID=15453954

Family Applications (1)

Application Number Title Priority Date Filing Date
FI773661A FI68868C (en) 1976-12-10 1977-12-02 FOERFARANDE FOER FRAMSTAELLNING AV PAPPERSMASSA

Country Status (11)

Country Link
US (1) USRE32943E (en)
JP (1) JPS5374101A (en)
AU (1) AU513517B2 (en)
BR (1) BR7708218A (en)
CA (1) CA1106557A (en)
DE (1) DE2754991C3 (en)
FI (1) FI68868C (en)
FR (1) FR2373637A1 (en)
NO (1) NO150087C (en)
NZ (1) NZ185734A (en)
SE (1) SE437171B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51112903A (en) * 1975-03-26 1976-10-05 Honshu Paper Co Ltd Process for digesting lignocellulose material with sulphites
US4036680A (en) * 1976-12-14 1977-07-19 Canadian Industries, Ltd. Delignification of lignocellulosic material with a soda pulping liquor containing a Diels Alder adduct of benzoquinone or naphthoquinone in admixture with a nitro aromatic compound
US4036681A (en) * 1976-12-14 1977-07-19 Canadian Industries, Ltd. Delignification of lignocellulosic material with an alkaline pulping liquor containing a Diels Alder adduct of benzoquinone or naphthoquinone
JPS6059356B2 (en) * 1977-12-05 1985-12-24 川崎化成工業株式会社 Pulp manufacturing method
FR2435457A1 (en) * 1978-06-29 1980-04-04 Ugine Kuhlmann HEXAHYDRO-1,2,3,4,4A, 9A ANTHRACENE-DIONE-9,10, ITS PREPARATION AND ITS APPLICATION TO THE DELIGNIFICATION OF LIGNOCELLULOSIC MATERIALS
JPS5512806A (en) * 1978-07-04 1980-01-29 Oji Paper Co Alkali pulp producing method
FR2442912A1 (en) * 1978-07-27 1980-06-27 Ugine Kuhlmann PROCESS FOR COOKING LIGNOCELLULOSIC MATERIALS FOR THE PRODUCTION OF PULP
JPS55128091A (en) * 1979-03-23 1980-10-03 Oji Paper Co Pulping of lignocellulose material
JPS58125737U (en) * 1982-02-18 1983-08-26 株式会社シマノ caliper brake

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE326705C (en) * 1919-10-17 1920-09-30 Richard Hartmuth Dr Process for the treatment of wood or cellulosic materials for the production of cellulose and synthetic resin, paint, asphalt and the like like
US1705424A (en) * 1924-09-30 1929-03-12 Strecker Otto Carl Process for the production of cellulose by decomposition of vegetable fibers
US1658213A (en) * 1924-09-30 1928-02-07 Otto C Strecker Process for the production of cellulose by decomposition of vegetable fibers
DE486533C (en) * 1926-12-24 1929-11-19 Otto C Strecker Fa Dr Process for obtaining pulp
US1890040A (en) * 1928-05-07 1932-12-06 Gen Aniline Works Inc Production of anthraquinone and derivatives thereof
BE370781A (en) * 1929-06-07
DE569853C (en) * 1929-08-07 1933-02-09 E H Willi Schacht Dr Ing Process for the production of a semi-pulp from straw and grass
US2883826A (en) * 1953-01-07 1959-04-28 Univ Minnesota Process for conditioning plant fibers for spinning
FR72957E (en) * 1956-11-05
CA986662A (en) * 1973-05-01 1976-04-06 David L. Mccandless Pretreatment of lignocellulosic material with anthraquinone salts in alkaline pulping
JPS5143403A (en) * 1974-10-09 1976-04-14 Honshu Paper Co Ltd Arukariparupuno seizohoho
JPS51112903A (en) * 1975-03-26 1976-10-05 Honshu Paper Co Ltd Process for digesting lignocellulose material with sulphites
JPS51109303A (en) * 1975-03-24 1976-09-28 Honshu Paper Co Ltd ARUKARIISANSOSHORINYORU RIGUNOSERUROOSUBUTSUSHITSUNO DATSURIGUNINHO
CA1073161A (en) * 1975-09-05 1980-03-11 Canadian Industries Limited Delignification process
ZA773044B (en) * 1976-06-02 1978-04-26 Australian Paper Manufacturers Improvements in pulping processes
US4036681A (en) * 1976-12-14 1977-07-19 Canadian Industries, Ltd. Delignification of lignocellulosic material with an alkaline pulping liquor containing a Diels Alder adduct of benzoquinone or naphthoquinone

Also Published As

Publication number Publication date
AU513517B2 (en) 1980-12-04
BR7708218A (en) 1978-09-05
FR2373637A1 (en) 1978-07-07
SE7713266L (en) 1978-06-11
NO150087B (en) 1984-05-07
DE2754991A1 (en) 1978-06-15
FR2373637B1 (en) 1979-04-27
FI68868C (en) 1985-11-11
CA1106557A (en) 1981-08-11
SE437171B (en) 1985-02-11
AU3087077A (en) 1979-05-31
USRE32943E (en) 1989-06-06
JPS5374101A (en) 1978-07-01
NO774067L (en) 1978-06-13
FI68868B (en) 1985-07-31
DE2754991C3 (en) 1987-06-19
DE2754991B2 (en) 1979-01-18
NO150087C (en) 1984-08-15
NZ185734A (en) 1980-11-28
JPS5719239B2 (en) 1982-04-21

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Legal Events

Date Code Title Description
MA Patent expired
MA Patent expired

Owner name: HONSHU SEISHI KABUSHIKI KAISHA