PL208012A1 - Sposob wytwarzania pulpy do przerobki chemicznej o bardzo wysokiej zawartosci alfa-celulozy metoda siarczanowa - Google Patents
Sposob wytwarzania pulpy do przerobki chemicznej o bardzo wysokiej zawartosci alfa-celulozy metoda siarczanowaInfo
- Publication number
- PL208012A1 PL208012A1 PL20801278A PL20801278A PL208012A1 PL 208012 A1 PL208012 A1 PL 208012A1 PL 20801278 A PL20801278 A PL 20801278A PL 20801278 A PL20801278 A PL 20801278A PL 208012 A1 PL208012 A1 PL 208012A1
- Authority
- PL
- Poland
- Prior art keywords
- pulp
- making
- chemical processing
- cellulose content
- high alpha
- Prior art date
Links
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title 1
- 238000012993 chemical processing Methods 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 229910021653 sulphate ion Inorganic materials 0.000 title 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI772042A FI54941C (fi) | 1977-06-30 | 1977-06-30 | Foerfarande foer framstaellning av cellulosa innehaollande oever 90 vikt-% alfa-cellulosa genom sulfatprocess |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL208012A1 true PL208012A1 (pl) | 1979-03-12 |
| PL112256B1 PL112256B1 (en) | 1980-10-31 |
Family
ID=8510942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL1978208012A PL112256B1 (en) | 1977-06-30 | 1978-06-29 | Method of manufacturing pulp of very high alpha-cellulose content for chemical processing by means of sulphate process |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5415001A (pl) |
| BR (1) | BR7804169A (pl) |
| CS (1) | CS213345B2 (pl) |
| FI (1) | FI54941C (pl) |
| NO (1) | NO151475C (pl) |
| PL (1) | PL112256B1 (pl) |
| SE (1) | SE436429B (pl) |
-
1977
- 1977-06-30 FI FI772042A patent/FI54941C/fi not_active IP Right Cessation
-
1978
- 1978-06-13 SE SE7806815A patent/SE436429B/sv not_active IP Right Cessation
- 1978-06-27 CS CS784215A patent/CS213345B2/cs unknown
- 1978-06-28 JP JP7846778A patent/JPS5415001A/ja active Pending
- 1978-06-29 PL PL1978208012A patent/PL112256B1/pl unknown
- 1978-06-29 BR BR7804169A patent/BR7804169A/pt unknown
- 1978-06-29 NO NO782250A patent/NO151475C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO782250L (no) | 1979-01-03 |
| SE436429B (sv) | 1984-12-10 |
| NO151475C (no) | 1985-04-17 |
| FI54941B (fi) | 1978-12-29 |
| JPS5415001A (en) | 1979-02-03 |
| BR7804169A (pt) | 1979-02-28 |
| FI54941C (fi) | 1979-04-10 |
| NO151475B (no) | 1985-01-02 |
| PL112256B1 (en) | 1980-10-31 |
| SE7806815L (sv) | 1978-12-31 |
| CS213345B2 (cs) | 1982-04-09 |
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