4. Hydraulic and earth engineering
  5. Underground passageway, e.g., tunnel
  6. Lining

Karl-Ernst von Eckardstein

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Apparatus for distributing concrete, especially in the shutterin

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Lining
Patent

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Apparatus for pneumatically discharging concrete

Pumps – Correlated pump and motor or clutch control – Pump distributor control
Patent

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Apparatus for pneumatically discharging liquified building mater

Fluid sprinkling – spraying – and diffusing – Combining of separately supplied fluids – At or beyond outlet
Patent

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Apparatus for pneumatically discharging liquified building mater

Fluid sprinkling – spraying – and diffusing – Combining of separately supplied fluids – Serially arranged mixing zones
Patent

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Device for the pneumatic discharge of concrete that is hydromech

Pumps – Plural pumps with individual or relative control – Adjustment with respect to common drive
Patent

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Profile ID: LFUS-PAI-P-777707

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