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HEIDELBERGER ZEMENT AG

Overview
  • Total Patents
    133
About

HEIDELBERGER ZEMENT AG has a total of 133 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets machines, materials and metallurgy and environmental technology are LAFARGE PLATRES, SPECIALTY COMPOSITES LLC and STANDARD PLASTERING SYSTEM.

Patent filings per year

Chart showing HEIDELBERGER ZEMENT AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Meyer Adolf 20
#2 Kraeft Uwe 10
#3 Steinegger Helmut 8
#4 Unsin Joachim 8
#5 Erhard Helmut S 8
#6 Korf Paul 7
#7 Pfeifer Manfred 6
#8 Meyer Adolf Prof Dr Ing 6
#9 Schneider Volker 6
#10 Erhard Helmut 5

Latest patents

Publication Filing date Title
DE10034651A1 Delivery platform for rough breakers of stone crushers has roadway which has plates extending at right angles to it and lying on longitudinal supports and on slope side rest on the ground and project towards rough breaker
DE19828340A1 Additive for concrete or mortar
DE19802247A1 Nitrogen oxide emission reduction from cement clinker furnace
US5667582A Method for dry desulfurizing flue gases
DE19633447A1 Fast-curing hydraulic binder mixtures, process for their preparation and their use
DE19622591A1 Process for the material and thermal use of water, minerals and flammable residues for the production of Portland cement clinker
DE19608841C1 Metakaolin production from kaolinitic clay
DE19512030A1 Process for the dry desulfurization of flue gases
DE4435871A1 Heat exchanger for kiln gas in a cement plant
DE4410130C1 Crack-free cement screed
DE4336969A1 Set of structural elements for cladding facades and interior walls
DE4334752A1 Method and device for producing screw threads in materials
DE4333922A1 Process for the immobilization and storage of waste containing pollutants
DE4313148A1 Environmentally friendly quick cement, especially for shotcrete
DE4311254A1 Process and apparatus for the production of sintered granules of expanded polystyrene
DE4242026A1 Prepn. of composite plate - by vibrating and pressing concrete and quarry stone together in a mould
DE4242107C1 Fast curing binder mixture and its use
DE4226277A1 Anhydrite dry mortar and use as a self-leveling self-leveling screed mixture
DE4223494A1 Fast-curing, hydraulic binder
DE4221706A1 Process for cleaning molds