Case Studies


Aluminum Oxide Briquet Press

Written by Zoltán Sólyom, Endre Zsigmond
Publisher ZOLEND Service and Commerce Ltd
Published 2015
Type Engineering service
Sector Car industry
Short description One of our customers regains metal aluminium from aluminium slag. The remaining aluminium slag is powder, currently stored in ’big bags’ in storage areas.

Central Filtration

Written by Zoltán Sólyom, Endre Zsigmond
Publisher ZOLEND Service and Commerce Ltd
Published 2015
Type Engineering service
Sector Car industry
Short description Our customer wanted to increase capacity. There was a need for greater capacity emulsion filtrating equipment. The budget was low, and the operating space was limited.

Centrifuge for Industrial Chromatography

Written by Zoltán Sólyom, Endre Zsigmond
Publisher ZOLEND Service and Commerce Ltd
Published 2015
Type Engineering service
Sector Car industry
Short description The experts of a company worked out a conception: the industrial application of a chromatographic process working in a centrifugal space, suitable for separating given materials. They asked the specialists of Zolend Ltd to design and produce the equipment.

Automotive suppliers (Ball resonator)

Written by Zsolt Tóth
Publisher ZOLEND Service and Commerce Ltd
Published 2015
Type Engineering service
Sector Car industry
Short description There is a high-pressure shock-absorbing device in operation, which is broken. The unit works at pressure value 350bar (g). (Wall thickness is 50mm.). The operating medium is oil. The unit is operating under official supervision.


Precipitator System in
oil refinery site

Written by Zoltán Sólyom, Endre Zsigmond
Publisher ZOLEND Service and Commerce Ltd
Published 2015
Type Engineering service
Sector Car industry
Short description At the end of 2014 we got an assignment from a Hungarian company which operates in oil business. There was a waste incinerator at their plant. They had an obsolete technology for the filtration of the gases emitted by the waste incinerator, and they needed a new technology.

Retrieving Energy from Polymer Waste including PVC

Written by Zoltán Sólyom, Endre Zsigmond
Publisher ZOLEND Service and Commerce Ltd
Published 2015
Type Engineering service
Sector Car industry
Short description Our customer developed a patented method for the energetic utilisation of PVC and other halogen-laden plastic mixed waste. Based on this method, they built test machinery with a nominal capacity of 300t/year, which proved the operability of the technology.

Vacuum dryer for food industry

Written by Zoltán Sólyom, Endre Zsigmond
Publisher ZOLEND Service and Commerce Ltd
Published 2015
Type Engineering service
Sector Car industry
Short description Since 1990 our customer has developed cheaper and better quality new drying processes. In a cooperative project of theirs, supported by the Department of Food Engineering at the Faculty of Food Science, Budapest Corvinus University, a new vacuum drying technology was developed (www.emuv.kee.hu).

Welded axes

Written by Zsolt Tóth
Publisher ZOLEND Service and Commerce Ltd
Published 2015
Type Engineering service
Sector Car industry
Short description One of our existing customers contacted us about a product which had been made by another subcontractor earlier. The subcontractor had cancelled the work after receiving the order, but the deadline remained the same.

Previous projects


  • Designing tailor-made equipment, tanks and pressure vessels

    Engineering service
  • Heating system modernization at MOL Gas Plant in Algyő. Assessment of water Glikol system

    Engineering service
  • Making the technical implementations of Duna-Pack Rt. Project, technical preparation

    Engineering service
  • Making expert opinion for the arrangement of catalyser dispersing tanks

    Engineering service
  • Manufacturing mixed-fuel plate boilers

    Plant production
  • Design and production of pilot tape-making equipment

    Engineering service, Plant production
  • Design and production of steel structures

    Engineering service, Plant production
  • Fabricating 80 bar instrumented piping profiles

    Plant production

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