DE3464480D1 - A process for preparing liquid- or shock-absorbing material starting from waste sludge from the paper or board industry - Google Patents
A process for preparing liquid- or shock-absorbing material starting from waste sludge from the paper or board industryInfo
- Publication number
- DE3464480D1 DE3464480D1 DE8484200155T DE3464480T DE3464480D1 DE 3464480 D1 DE3464480 D1 DE 3464480D1 DE 8484200155 T DE8484200155 T DE 8484200155T DE 3464480 T DE3464480 T DE 3464480T DE 3464480 D1 DE3464480 D1 DE 3464480D1
- Authority
- DE
- Germany
- Prior art keywords
- shock
- paper
- absorbing material
- waste sludge
- preparing liquid
- 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
- 239000011344 liquid material Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000011359 shock absorbing material Substances 0.000 title 1
- 239000010802 sludge Substances 0.000 title 1
- 239000002699 waste material Substances 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/015—Floor coverings, e.g. bedding-down sheets ; Stable floors
- A01K1/0152—Litter
- A01K1/0155—Litter comprising organic material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/125—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using screw filters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/32—Materials not provided for elsewhere for absorbing liquids to remove pollution, e.g. oil, gasoline, fat
-
- 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
- D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Animal Husbandry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Public Health (AREA)
- Materials Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8300430A NL8300430A (nl) | 1983-02-04 | 1983-02-04 | Werkwijze voor het vervaardigen van vloeistof- of schokabsorberend materiaal uitgaande van de afvalslib van de papier- of kartonindustrie. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3464480D1 true DE3464480D1 (en) | 1987-08-06 |
Family
ID=19841354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484200155T Expired DE3464480D1 (en) | 1983-02-04 | 1984-02-03 | A process for preparing liquid- or shock-absorbing material starting from waste sludge from the paper or board industry |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE3464480D1 (de) |
NL (1) | NL8300430A (de) |
-
1983
- 1983-02-04 NL NL8300430A patent/NL8300430A/nl not_active Application Discontinuation
-
1984
- 1984-02-03 DE DE8484200155T patent/DE3464480D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL8300430A (nl) | 1984-09-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8365 | Fully valid after opposition proceedings | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: KNP LEYKAM SERVICES B.V., MAASTRICHT, NL |
|
8339 | Ceased/non-payment of the annual fee |