GB191209503A - Improvements in Recovering Pulp from Waste Papers. - Google Patents
Improvements in Recovering Pulp from Waste Papers.Info
- Publication number
- GB191209503A GB191209503A GB191209503DA GB191209503A GB 191209503 A GB191209503 A GB 191209503A GB 191209503D A GB191209503D A GB 191209503DA GB 191209503 A GB191209503 A GB 191209503A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pulp
- waste papers
- washed
- parts
- solution
- 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.)
- Expired
Links
- 239000002699 waste material Substances 0.000 title abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 abstract 2
- 229910021538 borax Inorganic materials 0.000 abstract 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 abstract 2
- 239000004328 sodium tetraborate Substances 0.000 abstract 2
- 235000010339 sodium tetraborate Nutrition 0.000 abstract 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- 229920001131 Pulp (paper) Polymers 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 239000013505 freshwater Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 235000011181 potassium carbonates Nutrition 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000004537 pulping Methods 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 235000017557 sodium bicarbonate Nutrition 0.000 abstract 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 abstract 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 1
- 235000011182 sodium carbonates Nutrition 0.000 abstract 1
- 235000011121 sodium hydroxide Nutrition 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
- D21C5/025—De-inking
- D21C5/027—Chemicals therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Toxicology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB191209503T | 1912-04-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB191209503A true GB191209503A (en) | 1913-01-09 |
Family
ID=32368088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB191209503D Expired GB191209503A (en) | 1912-04-22 | 1912-04-22 | Improvements in Recovering Pulp from Waste Papers. |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE312618C (enrdf_load_stackoverflow) |
| FR (1) | FR444703A (enrdf_load_stackoverflow) |
| GB (1) | GB191209503A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA553349A (en) * | 1950-10-04 | 1958-02-18 | C. Harris George | Pulping process |
-
0
- DE DENDAT312618D patent/DE312618C/de not_active Expired
-
1912
- 1912-04-22 GB GB191209503D patent/GB191209503A/en not_active Expired
- 1912-06-06 FR FR444703D patent/FR444703A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE312618C (enrdf_load_stackoverflow) | 1900-01-01 |
| FR444703A (fr) | 1912-10-24 |
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