31 products found
Hydria Water AB Products
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VA-Teknik - Sludge Scrapers
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VA-Teknik - Plastic Chain Scraper
VA Teknik’s plastic chain scraper is a proven product that has been on the market for more than 40 years. With thousands of installations from North to South and east to west in all corners of the world VA Teknik possesses extensive expertise. We offer you reliability and consistency with our well-engineered chain scrapers. A solid performing product where continuous development work is conducted to make the plastic chain scraper even ...
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VA Teknik - Plastic Chain Operation Sludge Scrapers
The maintenance of sludge scrapers is various depending on configuration and type. The main activities when completing maintenance of these mechanical machines are the transmission chain tensioning and greasing. The previous generations of scrapers are mostly of steel chain type configurations which need a lot of greasing, often there is oil escape which increases wearing on the steel roller chain / sprockets and contaminates the water. The wearing ...
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VA Teknik - Grit Trap Scraper
VA Teknik’s grit trap scrapers are based on the same principal as our well-known plastic chain & flight scrapers, which have been on the market for over 40 years. We have successfully installed chain & flight scrapers in aerated grit traps using our plastic chain and stainless steel scraper flights. Besides excellent corrosion resistance, the plastic chain provides a very lightweight and high capacity grit removal ...
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VA Teknik - Rotating Sludge Scraper
These machines are manufactured to a basic design and are mainly made of stainless steel. Our full-bridge and semi-bridge rotating sludge scrapers are of latticework type. There are a variety of configurations, with or without supplementary functions. The scrapers can be peripheral driven full-bridge scrapers, semi-bridge scrapers or central ...
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VA Teknik - Model PFT - Picket Fence Sludge Thickener (Gravity Thickener)
These machines are fabricated in robust designs usually made of stainless steel. Steel bridges or concrete slabs are used to carry drive unit system. There are a variety of configurations, with or without supplementary ...
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VA Teknik - Vertical Chain Sludge Scraper
VA Teknik’s Vertical Chain Scraper is a product that is primarily designed to simplify maintenance at the many small, unmanned purifying plants, referred to as Dortmund tanks. This scraper can also be used at larger treatment plants inside the rectangular clarification tanks sludge pits to ensure that the sludge settles all the way to the suction ...
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VA Teknik - Cable Driven Scraper Cart
VA Tekniks cable driven scraper cart was very common before but still some treatment plants use them. The cart is driven by torque limited cable drums mounted on same shaft. The cart runs smoothly on wheels on the bottom of the tank and is guided on a beam which keeps it on track. The scraper flight flips up and down with fixed stops at each end of the tank. All machines are delivered together with an electronic overload ...
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VA-Teknik - Fine Bubble Membrane Diffusers
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VA Teknik - Fine Bubble Membrane Diffusers
FlexDisc and RexFlex diffusers cover various ranges and are high efficient disc diffusers with ...
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VA-Teknik - Lamella Sedimentation
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TUBEdek - Lamella Sedimentation System
Enexio’s lamella sedimentation system TUBEdek has been a successful investment at many municipal and industrial treatment ...
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VA-Teknik - Trickling Filter Equipment
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VA Teknik - Rotating Distributors
Energy efficient waste water treatment is the future. Biological treatment and nitrogen ammonia removal by use of trickling filters is both an environmental friendly and cost efficient process. Trickling filters are returning in popularity due to the fact that activated sludge processes are significantly higher in operational costs than a pump required for operating a rotating distributor. VA Teknik rotating distributors for trickling filters ...
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VA Teknik - Media for Trickling Filters
Biological treatment is a close cooperation between water, air and bacteria’s. The single decisive factor for a trickling filters result is how big of contact area between air and water you have. Our trickling filter material PLASdek and BIOdek has a structure that gives a large and effective contact area between air and water. One single cubical meter contains a contact area up to 243 square ...
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VA-Teknik - Weirs and Scumpipes
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VA Teknik - Scum Pipes
VA Teknik Scumpipes are designed for surface scum removal from rectangular clarifying ...
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VA Teknik - Outlet Weirs
VA Teknik’s outlet weirs for surface water removal from rectangular clarifying tanks are made of stainless steel with Thompson ...
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Mellegard & Naij - Screens & Fine Screens for Water
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Mellegard & Naij - Model XS - Cross Screen
Cross Screen XS is a mechanical step type screen that separates solids (screenings, rubbish) from ...
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Mellegard & Naij - Model CG - Center Screen
Center Screen CG is a modern fine screen with perforated panels that separates solids and screenings from ...
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Mellegard & Naij - Model MR - Multi-Rake Screens
Multi Rake MR is a modern mechanically raked coarse bar screen that separates debris and large screenings from ...
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Mellegard & Naij - Model PG - Band Screen
Band Screen PG separates solids and screenings from ...
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Mellegard & Naij - Model RS - Drum Screen
Drum Screen RS separates solids from ...
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Mellegard & Naij - Model SS - Spiral Screen
Spiral Screen SS separates, washes & dewaters solids (screenings, rubbish) from ...
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Mellegard & Naij - Model TS - Channel Drum Filter
Channel Filter TS is a unique concept for separation of solids & particles from ...
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Mellegard & Naij - Pre Treatment Units for Wastewater
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Mellegard & Naij - Model CU - Mechanical Pre-Treatment Combi System
Combi Unit CU is a complete mechanical pre treatment system for waste water treatment. An alternative to concrete ...
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Mellegard & Naij - Model EX - Sludge Reciever
Sludge Receiver EX is a complete system for separation of debrie & rubbish from sludge & water. Sludge trucks can connect directly to the ...
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Mellegard & Naij - Wet Waste Screenings Handling
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Mellegard & Naij - Model TP - Wash Press
Wash Press TP is a screw press for washing, compaction och conveying of screenings and wet ...
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Mellegard & Naij - Model MT - Shredder
Shredder MT is an accessory for Wash Press ...
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Mellegard & Naij - Model SP - Screw Press
Screw Press SP is used for compaction and conveying of screenings and wet ...
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Mellegard & Naij - Model RP - Ram Hydraulic Conveyor Press
Ram Press RP is a hydraulic conveyor press that compacts, dewaters, and conveys screenings and wet ...
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Mellegard & Naij - Model CO - Spiral Conveyor
Conveyor CO conveys screenings, sludge, sand and waste either by spiral screw or by ...
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Mellegard & Naij - Model SA - Sand Classifier
Sand Classifier SA separates, dewaters & conveys sand and heavy particles from water. Street sand, filter sand and similar materials can be ...
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Mellegard & Naij - Model ST - Sand Washer
Sand Washer ST separates, washes and dewaters sand from water. Various sand types and other heavy solids and similar fast settling materials can be ...
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Mellegard & Naij - Sludge Dewatering
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Mellegard & Naij - Model QS - Screw Disc Press
Disc Press QS is a screw press for thickening and dewatering of sludge and wet ...
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Mellegard & Naij - Grinder
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Mellegard & Naij - Model RK - Grinder for Solids in Water, Sludge & Waste
Grinder RK shreds & grinds solids in water, sludge & ...