On Roof Drains attachable device for retaining the ascending air and draining roof water.
CH699655A1
Means for holding back an ascending hot air.
CH700486B1
Filters for the filtration of particulate pollutants or solids from liquids and gases.
CH699648B1
Filter for filtering with coarse, fine and Feinststoffen polluted wastewater and a wastewater treatment plant.
EP1855775A1
Method and device for the purification of rain drainage water
DE102005021576A1
Lattice structural units anchorage arrangement, has anchorage plate with brackets and claws for fixing structural units to ground surface, and retaining unit fastened at plate for leading tension wires that are clamped at skewback
EP1568946A1
Device for retaining ascending hot air
US2005044791A1
Plant carriers for sealed flat roofs
EP1510632A2
Drainage device
EP1457105A1
Plant carrier for sealed flat roofs
AU2003232568A1
Device and method for dispensing liquid media
CH695651A5
Cultivation and plant support system.
DE10201916A1
Apparatus for separating floating material and sediment from effluent comprises tank with inlet and outlet pipe which feed tangentially into tank, concentric tube being fitted in tank whose top is above lower edge of inlet pipe
EP1129756A2
Rainwater purification equipment with cylindrical screen
EP1108455A1
Device for the separation of rain water for obtaining pre-cleaned water for domestic use
