DE233665C - - Google Patents
Info
- Publication number
- DE233665C DE233665C DENDAT233665D DE233665DA DE233665C DE 233665 C DE233665 C DE 233665C DE NDAT233665 D DENDAT233665 D DE NDAT233665D DE 233665D A DE233665D A DE 233665DA DE 233665 C DE233665 C DE 233665C
- Authority
- DE
- Germany
- Prior art keywords
- sieve
- water
- fibers
- impurities
- trough
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 239000000835 fiber Substances 0.000 claims description 21
- 239000007921 spray Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 239000010893 paper waste Substances 0.000 claims description 6
- 239000012670 alkaline solution Substances 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 4
- 239000000975 dye Substances 0.000 claims description 2
- 239000000123 paper Substances 0.000 claims 6
- 238000004519 manufacturing process Methods 0.000 claims 4
- 238000004140 cleaning Methods 0.000 claims 1
- 239000000976 ink Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 239000010902 straw Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
- D21D5/04—Flat screens
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
- D21B1/325—Defibrating by other means of waste paper de-inking devices
-
- 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
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE233665C true DE233665C (enrdf_load_stackoverflow) | 1900-01-01 |
Family
ID=493588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT233665D Expired DE233665C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE233665C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT233665D patent/DE233665C/de not_active Expired
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