Machines for underground mines. Safety requirements for hydraulic powered roof supports - Support units and general requirements Ingestion-build-177197 a part of the BS

a part of the BS EN 1097 series

Some grades from EN 10088-1 and prEN 10028-7 may be used as heat-resisting steels that are listed in the informative annex D

BS EN 15750:2009 Fertilizers

EN ISO 10684

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Machines for underground mines. Safety requirements for hydraulic powered roof supports - Support units and general requirements Ingestion-build-177197 a part of the BSBS EN 1804 1: 2001+A1: 2010 Machines for underground mines. Safety requirements for hydraulic powered roof supports. Support units and general requirements BS EN 1804 1specifies the safety requirements for support units when used as specified by the manufacturer or his authorised representative. Examples of support units are frame supports, chock supports, shield supports, paired frames and push pull support systems including the components of