Karl Friedrich

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Research output

  1. 2024
  2. Published

    Bewertung von Zerkleinerungsverfahren für Feuerfestausbruchmaterial anhand des Aufschlussgrads von Partikeln im Dispersitätsbereich < 4mm:Backenbrecher, Prallmühle, Kegelbrecher, elektrodynamische Fragmentierung

    Friedrich, K. & Flachberger, H., 7 Nov 2024, Tagungsband „Tagung Aufbereitung und Recycling“ – 7. und 8.11.2024 – Freiberg. p. 8 1 p.

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  3. Published

    Corporate Sustainability Due Diligence: Insights from a survey of industrial companies in Austria

    Feichtinger, G., Friedrich, K. & Posch, W., 27 Sept 2024, p. 1. 2 p.

    Research output: Contribution to conference › Abstract › peer-review

  4. Published

    ReSoURCE: Refractory Sorting Using Revolutionizing Classification Equipment

    Friedrich, K., 23 May 2024, p. 5. 1 p.

    Research output: Contribution to conference › Poster › Research › peer-review

  5. Published

    Increasing Efficiency in Sensor-Based Sorting Processes for Waste Streams consisting of Plastics

    Friedrich, K., 2024

    Research output: Thesis › Doctoral Thesis

  6. Published

    Konsequenzen der Corporate Sustainability Due Diligence Directive (CSDDD) im industriellen Umfeld: Eine empirische Erhebung in Österreich

    Friedrich, K., 2024

    Research output: Thesis › Master's Thesis

  7. 2023
  8. E-pub ahead of print

    Der optimale Betriebspunkt in der sensorgestützten Sortierung

    Friedrich, K., Pomberger, R. & Koinig, G., 20 Nov 2023, (E-pub ahead of print) In: Österreichische Wasser- und Abfallwirtschaft : ÖWAW . 77.2024, February, p. 26-31 6 p.

    Research output: Contribution to journal › Article › Research › peer-review

  9. Published

    Elektrodynamische Fragmentierung als alternative Zerkleinerungslösung für das Recycling von Feuerfestmaterial

    Friedrich, K. & Flachberger, H., 16 Nov 2023, Tagungsband „Tagung Aufbereitung und Recycling“ – 16. und 17.11.2023 – Freiberg. p. 23 1 p.

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  10. Published

    Feasibility Study for Finding Mathematical Approaches to Describe the Optimal Operation Point of Sensor-Based Sorting Machines for Plastic Waste

    Friedrich, K., Kuhn, N. E., Pomberger, R. & Koinig, G., 30 Oct 2023, In: Polymers. 15.2023, 21, 18 p., 4266.

    Research output: Contribution to journal › Article › Research › peer-review

  11. Published

    Der Aufbereiter Die Aufbereiterin 2023

    Flachberger, H., Hartig, G., Prem, D., Böhm, A., Penz, D., Öfner, W., Fimbinger, E., Friedrich, K., Kemper, D., Krukenfellner, P., Waldl, W., Zeismann, B. & Pölzl, C., 11 Oct 2023, Der Aufbereiter Die Aufbereiterin 2023.

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  12. Published

    ReSoURCE: Ein Projekt um die Wertschöpfungskette in der Feuerfestindustrie zu schließen

    Flachberger, H., Friedrich, K., Feucht, F., Pomberger, R., Sedlazeck, K. P., Heid, S., Königshofer, S. & Leitner, A., Jun 2023, In: Stein & Kies (Mitgliederzeitung - Forum mineralische Rohstoffe). 184.2023, 05-06, p. 11 1 p.

    Research output: Contribution to journal › Article › Research

  13. Published

    At the beginning of Project ReSoURCE: First steps in obtaining a comprehensive database on spent refractories

    Feucht, F., Sedlazeck, K. P., Friedrich, K., Sattler, T. M. & Pomberger, R., 9 Mar 2023, 12. Wissenschaftskongress: Abfall- und Ressourcenwirtschaft. Hamburg: Innsbruck Univ. Press, Vol. 12. p. 217-221 5 p.

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  14. 2022
  15. Published

    Effizienzsteigerung in der sensorgestützten Sortierung

    Friedrich, K., Spiess, V., Pomberger, R. & Vollprecht, D., 11 Nov 2022, Recy & DepoTech 2022: Vorträge-Konferenzband zur 16. Recy & DepoTech-Konferenz.

    Research output: Chapter in Book/Report/Conference proceeding › Chapter › Research

  16. Published

    Evaluation of improvements in the separation of monolayer and multilayer films via measurements in transflection and application of machine learning approaches

    Koinig, G., Kuhn, N., Barretta, C., Friedrich, K. & Vollprecht, D., 20 Sept 2022, In: Polymers. 14.2022, 19, 28 p., 3926.

    Research output: Contribution to journal › Article › Research › peer-review

  17. Published

    Lifecycle Assessment for Recycling Processes of Monolayer and Multilayer Films: A Comparison

    Koinig, G., Grath, E., Barretta, C., Friedrich, K., Vollprecht, D. & Oreski, G., 1 Sept 2022, In: Polymers. 14.2022, 17, 35 p., 3620.

    Research output: Contribution to journal › Article › Research › peer-review

  18. Published

    The Bulk and the Properties of Interest

    Friedrich, K. & Feucht, F., 19 Aug 2022

    Research output: Other contribution › Research

  19. Published

    Latent Recycling Potential of Multilayer Films in Austrian Waste Management

    Koinig, G., Rutrecht, B., Friedrich, K., Barretta, C. & Vollprecht, D., 11 Apr 2022, In: Polymers. 14.2022, 8, 15 p., 1553.

    Research output: Contribution to journal › Article › Research › peer-review

  20. E-pub ahead of print

    Qualitative analysis of post-consumer and post-industrial waste via near-infrared, visual and induction identification with experimental sensor-based sorting setup

    Friedrich, K., Koinig, G., Pomberger, R. & Vollprecht, D., 2 Apr 2022, (E-pub ahead of print) In: MethodsX. 9.2022, 32 p., 101686.

    Research output: Contribution to journal › Article › Research › peer-review

  21. E-pub ahead of print

    Influence of reflective materials, emitter intensity and foil thickness on the variability of near-infrared spectra of 2D plastic packaging materials

    Koinig, G., Friedrich, K., Rutrecht, B., Oreski, G., Barretta, C. & Vollprecht, D., 1 Apr 2022, (E-pub ahead of print) In: Waste management. 144.2022, 1 May, p. 543-551 9 p.

    Research output: Contribution to journal › Article › Research › peer-review

  22. Published

    Sensor-based and Robot Sorting Processes and their Role in Achieving European Recycling Goals - A Review

    Friedrich, K., Koinig, G., Fritz, T., Pomberger, R. & Vollprecht, D., 14 Feb 2022, In: Academic Journal of Polymer Science. 5.2022, 4, 18 p., 555670.

    Research output: Contribution to journal › Editorial › peer-review

  23. 2021
  24. Published

    Statistical modelling of sensor-based sorting processes

    Friedrich, K., Koinig, G., Pomberger, R. & Vollprecht, D., 15 Oct 2021, Sardina Symposium 2021 Conference Proceedings. EUROWASTE Srl (ed.).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

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