NO142266C - Fremgangsmaate for fremstilling av halvkjemisk masse av loevtre - Google Patents
Fremgangsmaate for fremstilling av halvkjemisk masse av loevtreInfo
- Publication number
- NO142266C NO142266C NO177973A NO177973A NO142266C NO 142266 C NO142266 C NO 142266C NO 177973 A NO177973 A NO 177973A NO 177973 A NO177973 A NO 177973A NO 142266 C NO142266 C NO 142266C
- Authority
- NO
- Norway
- Prior art keywords
- leaves
- semi
- procedure
- preparation
- chemical mass
- Prior art date
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
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
- D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
-
- 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
- D21C11/0014—Combination of various pulping processes with one or several recovery systems (cross-recovery)
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Medicines Containing Plant Substances (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24886872A | 1972-05-01 | 1972-05-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
NO142266B NO142266B (no) | 1980-04-14 |
NO142266C true NO142266C (no) | 1980-07-23 |
Family
ID=22941023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO177973A NO142266C (no) | 1972-05-01 | 1973-04-30 | Fremgangsmaate for fremstilling av halvkjemisk masse av loevtre |
Country Status (10)
Country | Link |
---|---|
JP (2) | JPS4954601A (hu) |
AU (1) | AU456456B2 (hu) |
CA (1) | CA990013A (hu) |
DE (1) | DE2322375C3 (hu) |
FI (1) | FI55530C (hu) |
FR (1) | FR2183100B1 (hu) |
GB (1) | GB1432245A (hu) |
IT (1) | IT1023018B (hu) |
NO (1) | NO142266C (hu) |
SE (1) | SE406780B (hu) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1432245A (en) * | 1972-05-01 | 1976-04-14 | Westvaco Corp | Method of pulping wood |
FR2184608B1 (hu) * | 1972-05-15 | 1975-04-04 | Owens Illinois Inc | |
RU2091529C1 (ru) * | 1995-11-21 | 1997-09-27 | Грудинин Владимир Павлович | Способ приготовления варочного раствора для получения волокнистого полуфабриката |
US20090038767A1 (en) * | 2007-08-07 | 2009-02-12 | Andritz Inc. | Method and System for Semi-Chemical Pulping |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1432245A (en) * | 1972-05-01 | 1976-04-14 | Westvaco Corp | Method of pulping wood |
-
1973
- 1973-04-25 GB GB1962373A patent/GB1432245A/en not_active Expired
- 1973-04-26 FI FI134473A patent/FI55530C/fi active
- 1973-04-26 CA CA169,628A patent/CA990013A/en not_active Expired
- 1973-04-26 SE SE7305923A patent/SE406780B/xx unknown
- 1973-04-27 FR FR7315536A patent/FR2183100B1/fr not_active Expired
- 1973-04-30 NO NO177973A patent/NO142266C/no unknown
- 1973-04-30 AU AU54985/73A patent/AU456456B2/en not_active Expired
- 1973-04-30 DE DE19732322375 patent/DE2322375C3/de not_active Expired
- 1973-05-01 JP JP4899673A patent/JPS4954601A/ja active Pending
- 1973-05-11 IT IT4991073A patent/IT1023018B/it active
-
1976
- 1976-08-30 JP JP10272376A patent/JPS5227803A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1432245A (en) | 1976-04-14 |
JPS5227803A (en) | 1977-03-02 |
FR2183100A1 (hu) | 1973-12-14 |
CA990013A (en) | 1976-06-01 |
SE406780B (sv) | 1979-02-26 |
DE2322375A1 (de) | 1973-11-15 |
IT1023018B (it) | 1978-05-10 |
DE2322375C3 (de) | 1978-12-07 |
AU456456B2 (en) | 1974-12-19 |
FI55530C (fi) | 1979-08-10 |
DE2322375B2 (de) | 1978-04-20 |
FI55530B (fi) | 1979-04-30 |
JPS4954601A (hu) | 1974-05-28 |
AU5498573A (en) | 1974-10-31 |
NO142266B (no) | 1980-04-14 |
FR2183100B1 (hu) | 1975-04-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE407579B (sv) | Forfarande for framstellning av n-fosfonometylglycin | |
NO140731C (no) | Fremgangsmaate for fremstilling av dimetyleter | |
SE386892B (sv) | Forfarande for framstellning av oxaminoforeningar | |
SE382053B (sv) | Forfarande for framstellning av bifenylylalkanoylaminopyridiner | |
SE383151B (sv) | Forfarande for framstellning av 1-hydroxi-2-pyridoner | |
NO139522C (no) | Fremgangsmaate til fremstilling av deoksyamino-glycosid-antibiotika | |
NO146596C (no) | Fremgangsmaate for fremstilling av 6-deoksytetracykliner | |
NO790627L (no) | Fremgangsmaate for fremstilling av hydroksyalkylxantiner | |
SE395460B (sv) | Forfarande for framstellning av 2beta,16beta-dipiperidino-5alfa-androstaner | |
NO843825L (no) | Fremgangsmaate for fremstilling av 6-deoksytetracyklin | |
SE404525B (sv) | Forfarande for framstellning av 4-aminometyl-cyklohexan-karboxylsyra-1 | |
SE393111B (sv) | Forfarande for framstellning av d-2-halogen-6-metyl-8-substituerad - ergolin | |
SE380272B (sv) | Forfarande for framstellning av n-fosfonmetylglycin | |
SE396385B (sv) | Forfarande for framstellning av n-benshydryl-n'-p-hydroxibensyl-piperaziner | |
SE400768B (sv) | Forfarande for framstellning av 2-fenyl-6-sulfamoyl-7-klor-1,2,3,4-tetrahydro-4-kinazolinon | |
SE391185B (sv) | Forfarande for framstellning av eten-butadiensampolymerer | |
FI56830B (fi) | Foerfarande foer framstaellning av asparaginylgrupper innehaollande biologiskt aktiva polypeptider | |
SE415355B (sv) | Forfarande for framstellning av fosfonotioureider | |
SE393808B (sv) | Forfarande for framstellning av isomaltit | |
NO136750C (no) | Fremgangsm}te for fremstilling av indanderivater | |
SE391717B (sv) | Forfarande for framstellning av 4-aryl-5-aminoalkyl-4-oxazolin-2-oner | |
NO142266C (no) | Fremgangsmaate for fremstilling av halvkjemisk masse av loevtre | |
SE389862B (sv) | Forfarande for framstellning av alfa-6-deoxitetracykliner | |
NO139086C (no) | R fremgangsmaate for fremstilling av benzensulfonylurinstoffe | |
SE385906B (sv) | Forfarande for framstellning av kardenolid-3-(2'-desoxi-glykosider) |