IT1399595B1 - COMBINED SEDIMENTATION SYSTEM DEHYDRATION CHEMICAL STABILIZATION OF SLUDGE WITH CALCIUM POWDERS. - Google Patents

COMBINED SEDIMENTATION SYSTEM DEHYDRATION CHEMICAL STABILIZATION OF SLUDGE WITH CALCIUM POWDERS.

Info

Publication number
IT1399595B1
IT1399595B1 ITCE2009A000008A ITCE20090008A IT1399595B1 IT 1399595 B1 IT1399595 B1 IT 1399595B1 IT CE2009A000008 A ITCE2009A000008 A IT CE2009A000008A IT CE20090008 A ITCE20090008 A IT CE20090008A IT 1399595 B1 IT1399595 B1 IT 1399595B1
Authority
IT
Italy
Prior art keywords
sludge
chemical stabilization
sedimentation system
calcium powders
combined sedimentation
Prior art date
Application number
ITCE2009A000008A
Other languages
Italian (it)
Inventor
Luigi Antonio Pezone
Original Assignee
Pezone
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
Application filed by Pezone filed Critical Pezone
Priority to ITCE2009A000008A priority Critical patent/IT1399595B1/en
Publication of ITCE20090008A1 publication Critical patent/ITCE20090008A1/en
Application granted granted Critical
Publication of IT1399595B1 publication Critical patent/IT1399595B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • 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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • C02F11/145—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances using calcium compounds
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/18—Tanks for disinfecting, neutralising, or cooling sewage
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • E03F7/10—Wheeled apparatus for emptying sewers or cesspools
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F2001/007—Processes including a sedimentation step
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/005—Black water originating from toilets
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/005—Processes using a programmable logic controller [PLC]
    • C02F2209/008—Processes using a programmable logic controller [PLC] comprising telecommunication features, e.g. modems or antennas
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2307/00—Location of water treatment or water treatment device
    • C02F2307/08—Treatment of wastewater in the sewer, e.g. to reduce grease, odour
    • 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
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment Of Sludge (AREA)
ITCE2009A000008A 2009-09-15 2009-09-15 COMBINED SEDIMENTATION SYSTEM DEHYDRATION CHEMICAL STABILIZATION OF SLUDGE WITH CALCIUM POWDERS. IT1399595B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITCE2009A000008A IT1399595B1 (en) 2009-09-15 2009-09-15 COMBINED SEDIMENTATION SYSTEM DEHYDRATION CHEMICAL STABILIZATION OF SLUDGE WITH CALCIUM POWDERS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITCE2009A000008A IT1399595B1 (en) 2009-09-15 2009-09-15 COMBINED SEDIMENTATION SYSTEM DEHYDRATION CHEMICAL STABILIZATION OF SLUDGE WITH CALCIUM POWDERS.

Publications (2)

Publication Number Publication Date
ITCE20090008A1 ITCE20090008A1 (en) 2011-03-16
IT1399595B1 true IT1399595B1 (en) 2013-04-26

Family

ID=42115629

Family Applications (1)

Application Number Title Priority Date Filing Date
ITCE2009A000008A IT1399595B1 (en) 2009-09-15 2009-09-15 COMBINED SEDIMENTATION SYSTEM DEHYDRATION CHEMICAL STABILIZATION OF SLUDGE WITH CALCIUM POWDERS.

Country Status (1)

Country Link
IT (1) IT1399595B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014076725A2 (en) 2012-11-19 2014-05-22 Luigi Antonio Pezone Linear synergistic system of digestion, dehydration and composting (ldcc)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3004682C2 (en) * 1980-02-08 1986-03-27 Siegfried 6073 Egelsbach Ruhnke Method for sludge treatment with a sludge conveyor and transport vehicle, as well as a vehicle for carrying out the method
US5679262A (en) * 1995-02-13 1997-10-21 Bio Gro Systems, Inc. Method for alkaline treatment of sewage sludge for beneficial use
KR100470648B1 (en) * 2002-02-25 2005-02-21 주식회사제4기한국 Sedimentation dehydrating and drying apparatus by using large capacity bag
JP2007181821A (en) * 2005-12-09 2007-07-19 Kato Construction Co Ltd Sludge treatment method and apparatus in water purification plant

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014076725A2 (en) 2012-11-19 2014-05-22 Luigi Antonio Pezone Linear synergistic system of digestion, dehydration and composting (ldcc)

Also Published As

Publication number Publication date
ITCE20090008A1 (en) 2011-03-16

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