Concrete plate unit, method for jointing a number of such concrete plate units and method for placing a group of concrete plate units in their way.
NL1036119C
Universal vegetative neck frost.
NL1035416C1
Surface profiling method for roadside pavement block, involves providing cuts directly to top of cavities of adjacent pavement blocks
NL1033155A1
Road construction, has reinforced verge with concrete plant blocks and filter material chosen from shells and zeolite
NL1033017A1
Road construction, has roadside blocks made from water permeable concrete and designed to allow plants to grow through them
NL1032717A1
Cover for road verge, has verge strip extending along paving, that is composed of concrete stones forming bond transversely oriented to main direction of paving
NL1032632C1
Process is for installation of building roof covering and involves placement of first layer of bituminous material with upper open surface
NL1031961C2
Laying method for covering for e.g. embankment, involves placing concrete blocks in contact with each other on top of geotextile and securing blocks to cloth with adhesive
NL1028441A1
Roadside protection.
NL1025516C1
Treating foam glass in order to assist bonding of loam layer, comprises applying herringbone structure or groove pattern
NL1023992C1
Treating shells with activated water followed by fermentation and/or calcination to produce a product useful as a source of trace elements and/or minerals and/or as an acidity regulator for humans, animals and/or plants
NL1022899C1
Septic tank arrangement for sewage treatment, has infiltration bed on outside of tank peripheral wall
NL1022619C1
Weir installation comprises weir assembly, trough-shaped, and is made of rustproof steel plates, i.e. base plate, side plates and end plate, on top of which grid is placed
