Content

Editorial

New year, new luck, new goals, new ideas?

Dear readers, the first issue of 2025 of ZKG Cement Lime Gypsum lies ahead of you. And the new year is still relatively new to us. Always a good opportunity to look back on the past year and what lies ahead.

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Spotlight

" src="/image/icon_closedtag_mini.gif" />KIRCHDORFER" src="/image/icon_closedtag_mini.gif" />

Joao Paulo Pereira da Silva: New CEO at Kirchdorf cement plant

Joao Paulo Pereira da Silva took over the management of the Kirchdorfer cement plant and the management of the cement division within the Group in January 2025. He succeeds Erich Frommwald, who stepped down from these positions after more than 21 years.

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BUNDESVERBAND DER GIPSINDUSTRIE (GIPS)

Gypsum recycling rate significantly increased

Bucking the trend of a weakening construction industry, the amount of recycled gypsum from external recycling plants was increased by 13000 t in 2023. This is according to statistics from the Bundesverband der " src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif">Gipsindustrie" src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif"> e. V. (German Gypsum Industry " src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif">Association" src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif">).

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MONDI

Mondi starts up new extrusion line at Štĕtí to meet the growing demand for sustainable packaging solutions

Mondi, a global leader in sustainable packaging and paper, has announced the start-up of its new extrusion line at Mondi Coating Št" src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif">ĕ" src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif">ti (Czech Republic), marking another milestone in the Group’s commitment to support customers in their transition to sustainable solutions.

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" src="/image/icon_closedtag_mini.gif" />ROHRDORFER" src="/image/icon_closedtag_mini.gif" />

Herbert Humps: New Rohrdorfer-Head of Sales and Marketing

Herbert Humps is the new Head of Sales and Marketing in the cement division. He succeeds Gerhard Godl, who retired at the end of November 2024 and who held this position for 32 years.

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WIETERSDORFER

Wietersdorfer Group named Austria’s leading company

The Wietersdorfer Group is delighted to take second place at this year’s ALC Austria. After the Wietersorfer Group was already awarded first place at the ALC Carinthia in October 2024, it has now also achieved a top position in the Austria-wide award.

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HEIDELBERG MATERIALS

Gateway to the Black Forest

The cable-stayed bridge over the Neckar valley is characterized by high structural and logistical requirements, a slim bridge design and the use of innovative materials. Heidelberg Materials is providing support with special types of cement and comprehensive hardened concrete tests.

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Events

HOLCIM (DEUTSCHLAND) GMBH

The ideas of tomorrow are developed in crises

The FORUM:BAU venue can be seen as an example of economic transformation in many ways: On the one hand, as a former coal mine, the Zollverein colliery stands for a bygone industrial era that has long...

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Interview

" src="/image/icon_closedtag_mini.gif" />Institut für Kalk- und Mörtelforschung e.V. / Bundesverband der Deutschen Kalkindustrie e. V. (BVK) " src="/image/icon_closedtag_mini.gif" />

We value credibility and trust Interview on the work of the Institute for Lime and Mortar Research and its new test seal

One of the latest achievements of the Institute for Lime and Mortar Research (IKM) during 2024 has been the IKM Test and Quality Seal. This seal was developed with the greatest of care in accordance with customers’ wishes and registered at the German Patent and Trade Mark Office as a protected trademark.

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Materials

Patents

US 2024/0199482 A1

A crystallization method of gypsum

(22) 29.10.2021(43) 20.06.2024(57) Wasted gypsum boards are crushed and calcined to gypsum granular solid, and the gypsum granular solid is mixed with water to form gypsum slurry. Gypsum particles are...

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WO 2024/185599 A1

Cement firing facility and firing method

(22) 27.02.2024(43) 12.09.2024(57) Provided is a cement firing facility in which, by effectively utilizing the combustion offgas generated at the cement firing facility, the concentration of carbon...

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WO 2024/193995 A1

Clinker cooler with gas partition wall

(22) 04.012024(43) 26.09.2024(57) The invention relates to a clinker cooler (100) for cooling freshly sintered cement clinker (101) in a system for producing cement clinker, having a first part (110),...

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WO 2024/212320 A1

A cement and fly ash recovery device

(22) 30.05.2024(43) 17.10.2024(57) The invention discloses a cement and fly ash recovery device, which comprises a water tank, a multi-row spray pipe, a dense mesh screen, a float control water valve,...

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Occupational safety

MARTIN ENGINEERING

Inefficiencies and solutions for the conveyor return

The return side of the conveyor may be the most deceptively hazardous part of a conveyor system. With long gaps between rollers and carrying no cargo, there is an extensive list of injuries inflicted on workers from the return side of conveyors in the Occupational Safety and Health Administration (OSHA) database.

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Associations

BUNDESVERBAND DER DEUTSCHEN KALKINDUSTRIE (BVK) / GERMAN LIME ASSOCIATION

Lime industry calls for the CCS core law to be included in a 100-day program of the next federal government

On the occasion of the federal election on 23 February, Philip Nuyken, " src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif">Managing" src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif"> Director of Politics at the German Lime " src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif">Association" src="https://interred.bauverlag.de/image/icon_closedtag_mini.gif">, urges the future government to act quickly: “Strengthening the industry also means averting damage to it."

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