(주)청암수처리산업

Amsterdam soft water facility

• For drinking water
• Number of reactors: 10
• Processing capacity: 8,500 m³/h
• The produced pellets are used for livestock feed
• Operating 50 plants worldwide

Perth Australia, Perth Australia

• Applied concrete structure for the first time
• Processing capacity : 120,000 m³/day
• Design and construction
• The basic and working design of the process is carried out by DHV
• Project was won by innovative design that resulted in lower construction costs and lower chemicals consumption

Dejtár Waterworks - Hungary

• Drinking water treatment
• 1 Reactor
• Processing capacity: 320 m³/h
• Into existing technology and building afterwards installed

Chen Chin Lake - Taiwan

• World's largest Crystalactor® installation site
• 처Processing capacity : 450,000 m³/day
• Softening of surface water
• Process & Basic Design plus detailed Reactor Design by DHV
• Composed of 8 concrete reactors (4.8x4.8 m)
• removable dosing rack NaOH

Fong Shan, Taiwan

• Client: TWSC & Tong Hsin Water Business
• 350,000 m³/day domestic water plus 450,000 m³/day industrial water supply
• 6 concrete Crystalactor’s
• Services (for whole flow scheme) :
  • Design & commissioning
  • Detailed design & construction supervision & supply & delivery of key equipment
  • 15 years Operation & Maintenance

Recovery of phosphate

• Applicability
  • Can be installed directly in the main process (end-of-pipe)
  • Can be combined with anaerobic bio-treater
  • In side stream with biological phosphate concentration
• Main product
  • Ca3(PO4)2
  • Mg3(PO4)2
  • MgNH4PO4
  • Zn3(PO4)2

Westerbork

• Removal of phosphate
• Urban sewage treatment plant
• Processing capacity : 12,000 p.e.
• The produced pellets are recycled in the phosphate processing industry

Geestmerambacht

• Phosphate removal facility in urban sewage treatment plant
• Processing capacity : 230,000 p.e.
• Installed at the rear end of biological phosphate concentration (anaerobic tank)

Potato starch, USA

• MgNH4PO4 - Crystallization
• To prevent piping/boiler scale
• Simultaneous removal of ammonia nitrogen
• The produced pellets are applied as fertilizer

Phosphate recovery USA

• Dairy processing plant, Wisconsin (USA)
• Installed at the rear end of the aerobic biotreater
• Single reactor (Ø 3.0 m)
• Processing capacity : 125 m³/h with 25 ppm P
• Use of lime
• Effluent concentration < 2 ppm P
• Built by US licensee, Procorp In

Chroomwerk

• Nickel recovery from plating plant
• 1,000 ppm Ni ⇒ < 1 ppm
• Pellets are reused in the process bath

AKZO Chemicals

• Multi-purpose
• Zn, Ni, Te-recovery
• Pellet reactor 800 mm

Shell Berre – Kraton Polymers

• Catalyst recovery in the polymer manufacturing process
• Recovery of both nickel and aluminum
• Process integrated
• Turn-key project

EcoCrysta - Japan

• EcoCrysta = Crystalactor
• Licensee Organo corporation
• Awarded as best environmental product by Japan Society of Industrial Machinery Manufactures (2002)

Du Pont

• Fluoride recovery from Printing Industry
• Pellet Reactor 1,000 mm
• 700 ppm F ⇒ < 10 ppm
• Start-up : 1990

Ricoh - Japan

• Process Basic Design by DHV
• Constructed by licensee Organo Corp.
• Pellet Reactor 1,000 mm
• 1,000 ppm F ⇒ < 15 ppm
• 100 ppm P ⇒ < 10 ppm
• In operation since : April 2001
• Pellets recycled to HF - supplier
• Awarded as best environmental technology!

MEMT - Taiwan

• General wastewater + pre-treated CMP from Semiconductor
• Process / Basic Design by DHV
• Constructed by DHV Hsiung Ling / Tai-En
• Pellet reactor 1,000 mm
• 500 - 4,000 ppm F ⇒ < 15 ppm
• In operation since : October 2001

mec - Belgium

• demonstration test F - concentrates
• Pellet Reactor 600 mm
• from grams F per liter ⇒ < 10 ppm

Ricoh - Japan

• Process/Basic Design by DHV/Organo
• Constructed by licensee Organo Corp
• Pellet Reactor 600 mm
• 500 ppm ⇒ 15 ppm
• In operation since: 2002

Zinc refinery

• wash water from gas scrubber
• Pellet Reactor 2,500 mm
• 800 ppm F ⇒ < 60 ppm
• water contains high Zn, SO4, As, Se
• integrated with As-removal and biological SO4-reduction

Shell Solar - Germany

• Waste water from solar cell production
• Pellet Reactor 600 mm
• From 900 ppm F ⇒ < 30 ppm F
• Turn-key
• In operation since: May 2003

Semiconductor - Japan

• EcoCrysta for micro-electronic productions
• Pellet Reactor 1,200 mm
• From 200-800 ppm F ⇒ >10 ppm F