FR1411465A - Process for the depletion of residual aqueous sludge - Google Patents

Process for the depletion of residual aqueous sludge

Info

Publication number
FR1411465A
FR1411465A FR991284A FR991284A FR1411465A FR 1411465 A FR1411465 A FR 1411465A FR 991284 A FR991284 A FR 991284A FR 991284 A FR991284 A FR 991284A FR 1411465 A FR1411465 A FR 1411465A
Authority
FR
France
Prior art keywords
depletion
residual aqueous
aqueous sludge
sludge
residual
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
Application number
FR991284A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US324548A external-priority patent/US3252900A/en
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Priority to FR991284A priority Critical patent/FR1411465A/en
Application granted granted Critical
Publication of FR1411465A publication Critical patent/FR1411465A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
FR991284A 1963-11-18 1964-10-13 Process for the depletion of residual aqueous sludge Expired FR1411465A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR991284A FR1411465A (en) 1963-11-18 1964-10-13 Process for the depletion of residual aqueous sludge

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US324548A US3252900A (en) 1963-11-18 1963-11-18 Dewatering sewage sludge by gravity
FR991284A FR1411465A (en) 1963-11-18 1964-10-13 Process for the depletion of residual aqueous sludge

Publications (1)

Publication Number Publication Date
FR1411465A true FR1411465A (en) 1965-09-17

Family

ID=26210508

Family Applications (1)

Application Number Title Priority Date Filing Date
FR991284A Expired FR1411465A (en) 1963-11-18 1964-10-13 Process for the depletion of residual aqueous sludge

Country Status (1)

Country Link
FR (1) FR1411465A (en)

Similar Documents

Publication Publication Date Title
CH447612A (en) Process for the modification of polyolefins
FR1455044A (en) Process for the production of homopolymers of metacolein
FR1290856A (en) Filtration process
CH423644A (en) Process for the purification of aqueous mixtures
FR1411465A (en) Process for the depletion of residual aqueous sludge
FR1492823A (en) Process for the purification of 2, 2, 2-trifluoro-1-chloro-1-bromoethane
FR1394374A (en) Advanced process for the polymerization of acrylonitrile
BE612470A (en) Amyloglucosidase refining process
BE618596A (en) Process for the protection of textiles
FR1431678A (en) Method for the isolation of alpha1-antitrypsin
FR1283508A (en) Sludge flocculation process
FR1299760A (en) Amyloglucosidase refining process
OA01676A (en) Process for the purification of hecogenin.
FR1314310A (en) Corrosion inhibition process
FR1467522A (en) Process for the purification of alpha-methoxy-alpha.alpha-difluoro-beta.beta-dichloro-ethane
FR1479268A (en) Process for the production of alpha-acetyldigitoxyin
FR1381288A (en) Process for the hydrogenation of nitriles
FR1320393A (en) Mineral sludge settling process
FR1350870A (en) Water dephenolization process
FR1362689A (en) Process for the purification of c-alkylimidazoles
FR1303546A (en) Process for the purification of 5'-purine-nucleotides
FR1443989A (en) Process for the desarsenification of selenious sludge
FR1484493A (en) Process for thickening sludge
FR1410132A (en) Process for the separation of hydroxydiphenylaclanes
FR1410758A (en) Process for the production of alpha-arylazocyanoacetamides