DE244669C - - Google Patents
Info
- Publication number
- DE244669C DE244669C DENDAT244669D DE244669DA DE244669C DE 244669 C DE244669 C DE 244669C DE NDAT244669 D DENDAT244669 D DE NDAT244669D DE 244669D A DE244669D A DE 244669DA DE 244669 C DE244669 C DE 244669C
- Authority
- DE
- Germany
- Prior art keywords
- incrustations
- fiber
- wood
- cellulose
- cooking
- Prior art date
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 claims description 24
- 239000000835 fiber Substances 0.000 claims description 16
- 238000010411 cooking Methods 0.000 claims description 15
- 239000002023 wood Substances 0.000 claims description 11
- 235000013305 food Nutrition 0.000 claims description 8
- 229920002678 cellulose Polymers 0.000 claims description 6
- 239000001913 cellulose Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- 244000089486 Phragmites australis subsp australis Species 0.000 claims description 2
- 235000014676 Phragmites communis Nutrition 0.000 claims description 2
- LBSANEJBGMCTBH-UHFFFAOYSA-N manganate Chemical compound [O-][Mn]([O-])(=O)=O LBSANEJBGMCTBH-UHFFFAOYSA-N 0.000 claims description 2
- 239000010902 straw Substances 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 235000011121 sodium hydroxide Nutrition 0.000 description 9
- 230000008961 swelling Effects 0.000 description 4
- 238000004061 bleaching Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000002916 wood waste Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000007844 bleaching agent Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 241000131971 Bradyrhizobiaceae Species 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012476 oxidizable substance Substances 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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
- D21C3/22—Other features of pulping processes
Landscapes
- Paper (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE244669C true DE244669C (en, 2012) |
Family
ID=503688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT244669D Active DE244669C (en, 2012) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE244669C (en, 2012) |
-
0
- DE DENDAT244669D patent/DE244669C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE244669C (en, 2012) | ||
| AT58102B (de) | Verfahren zur Gewinnung von Zellulose aus Holz, Holzabfällen, Stroh, Schilf und ähnlichen Materialien. | |
| DE189735C (en, 2012) | ||
| DE124556C (en, 2012) | ||
| DE612730C (de) | Verfahren zur Herstellung von Halbzellstoff | |
| DE564738C (de) | Verfahren zur Herstellung von Sulfitzellstoff | |
| DE490384C (de) | Verfahren zum Erweichen pflanzlicher Fasern durch Natriumsulfid | |
| DE553966C (de) | Verfahren zur Herstellung von Zellstoff | |
| DE904376C (de) | Verfahren und Vorrichtung zur Herstellung von Halbzellstoff aus verholzten Pflanzenfasern | |
| DE375035C (de) | Verfahren zur Herstellung von Zellstoff | |
| DE331802C (de) | Verfahren zur Herstellung von leicht bleichbaren Zellstoffasern | |
| DE279411C (en, 2012) | ||
| DE527950C (de) | Verfahren zur Gewinnung von Sulfitzellstoff | |
| DE102616C (en, 2012) | ||
| DE714937C (de) | Verfahren zur Herstellung von Halbzellstoff aus Holz, Bambus, Stroh, Graesern und sonstigen cellulosehaltigen Pflanzen | |
| AT74303B (de) | Verfahren zur Erzeugung eines hellfarbigen, ungebleichten und leicht bleichbaren Zellstoffes aus Rotbuchenholz. | |
| DE163660C (en, 2012) | ||
| DE307063C (en, 2012) | ||
| DE407500C (de) | Verfahren zur Gewinnung von reinen Zellulosefasern aus zellulosehaltigen, durch inkrustierende Begleitstoffe verunreinigten Materialien, wie Zellstoff und pflanzlichen Faserstoffen | |
| DE551905C (de) | Verfahren zur Herstellung von Halbcellulose aus Holz | |
| AT73771B (de) | Verfahren zur Vorbehandlung von Lignocellulosen. | |
| DE39260C (de) | Verfahren zum Entfernen der glänzenden Rinde von spanischem Rohr | |
| AT84984B (de) | Verfahren zum Rösten vom Faserstoffen. | |
| DE322167C (de) | Verfahren zur Herstellung von Spinnfasern | |
| AT119483B (de) | Verfahren zur Erzeugung von Zellstoff aus Maisstengeln und ähnlichen Rohstoffen. |