Industry

Induction Heating for Packaging

Induction sealing research and patents for food packaging.

Induction heating can seal packages by heating the sealing area directly with a magnetic field. Fluxtrol’s Valentin Nemkov is a named inventor on patents for sealing devices that produce sealed packages of pourable food products, and Fluxtrol lists food packaging among its cooperative R&D areas.

Packaging is an industry where Fluxtrol’s involvement is documented in patents and in its R&D collaboration, rather than in published case studies. This page summarizes only what the sources support.

What is documented

Fluxtrol’s R&D description says its engineering groups conduct cooperative development of new processes with world-leading companies in food packaging, among other fields, and acknowledges a long-term collaboration with Tetra Pak. The legacy company text also names Tetra Pak among the companies Fluxtrol serves. The sources do not describe the specific work.

The technical library’s Patents list includes two filings on induction sealing:

YearInventorsSubject
2007Nemkov, MadzharovSealing device and method for producing packages of pourable food products (WO2007138372)
2008Nemkov, MadzharovSealing device for producing sealed packages of a pourable food product (AT389527T)

See the full patents list .

Why induction suits sealing

In general, induction heats a conductive element directly with an alternating magnetic field, without contact and with tight localization. That is the same principle behind Fluxtrol’s brazing and soldering and coating and bonding work, where controlling the field pattern determines how well the heat lands where it is needed.

Capabilities that transfer

  • Electromagnetic and thermal simulation of new coil concepts (modeling and optimization )
  • Flux controller design with soft magnetic composites to shape the field
  • Prototyping and experimental validation of new processes

Start a conversation

If you are developing induction sealing or heating for packaging lines, contact Fluxtrol with your format, materials and throughput targets.

Frequently asked questions

Does Fluxtrol work in packaging?
Yes. Fluxtrol’s R&D text lists food packaging among the fields of cooperative process development with world-leading companies and acknowledges a long-term collaboration with Tetra Pak. Two patents on package sealing devices list Fluxtrol’s Valentin Nemkov as inventor.
What do the packaging patents cover?
The technical library lists a 2007 filing, WO2007138372, on a sealing device and method for producing packages of pourable food products, and a 2008 patent, AT389527T, on a sealing device for producing sealed packages of a pourable food product. Both name Nemkov and Madzharov as inventors.
Can Fluxtrol help develop an induction sealing system?
Fluxtrol’s R&D services cover simulation, coil and flux controller design, prototyping and experimental validation. Contact us with the package format, material and speed; we can tell you whether the project is a fit.

Optimizing an induction process?

Talk with a Fluxtrol engineer about your coil, material or heat pattern challenge.