Abstract:
A biodegradable fibrous support for soil mulching, characterized in that it is provided with a reinforcing means in the form of a grid, which is either maintained on the whole or part of at least one face of the support, or incorporated into the whole or part of the mass of the support.
Abstract:
Biodegradable fibrous support for soil mulching, characterized in that it is coated with an aqueous solution based on biodegradable natural latex from the rubber tree.
Abstract:
A plant protection device characterised in that it has the form of a tube consisting at least of one parchmentized or vulcanized fibrous support in the form of a sheet, the device being biodegradable.
Abstract:
A transportation and/or storage device for bottles, characterised in that it is constituted by attaching to each other at least two tubes (4) made of biodegradable material, each tube (4) being provided with a retaining means (2) for the bottle in the tube.
Abstract:
Filtering medium based on activated carbon which is characterized in that it comprises three superposed layers, respectively an inner layer and two outer layers, the inner layer consisting of 80 to 95% by dry weight of activated carbon, the balance for 100% consisting of organic and/or inorganic chemical fibres, the first outer layer comprisingfrom 45 to 95% by dry weight of organic and/or inorganic chemical fibres, the balance for 100% consisting of activated carbon and/or of a material having a density of less than 0.9, the second outer layer comprising from 5 to 25% by dry weight of activated carbon, the balance for 100% consisting of organic and/or inorganic chemical fibres, and in that the weight of the inner layer is between 40 and 200 g/m and the weight of the outer layers is between 10 and 100 g/m .
Abstract:
Filtering medium based on activated carbon which is characterized in that it comprises three superposed layers, respectively an inner layer and two outer layers, the inner layer consisting of 80 to 95% by dry weight of activated carbon, the balance for 100% consisting of organic and/or inorganic chemical fibres, the first outer layer comprisingfrom 45 to 95% by dry weight of organic and/or inorganic chemical fibres, the balance for 100% consisting of activated carbon and/or of a material having a density of less than 0.9, the second outer layer comprising from 5 to 25% by dry weight of activated carbon, the balance for 100% consisting of organic and/or inorganic chemical fibres, and in that the weight of the inner layer is between 40 and 200 g/m 2 and the weight of the outer layers is between 10 and 100 g/m 2 .
Abstract translation:基于活性炭的过滤介质,其特征在于它包括三个叠加层,分别为内层和两个外层,内层由80-95%干重量的活性炭组成, 100%的余量由有机和/或无机化学纤维组成,第一外层包含45-95%干重量的有机和/或无机化学纤维,100%余量由活性炭和/或 密度小于0.9的材料,第二外层包含5-25%干重量的活性炭,其余100%由有机和/或无机化学纤维组成,并且内层的重量 在40和200g / m 2之间,外层的重量在10和100g / m 2之间。 p>
Abstract:
Biodegradable fibrous support for soil mulching, characterized in that it further contains biodegradable thermobonding fibres distributed into the mass.
Abstract:
An acoustic tile comprising a perforated support wherein one of the faces is covered on its entire surface with a nonwoven material, characterized in that the material is coated on at least one face by a photocatalytic composition comprising at least one photocatalyst agent.
Abstract:
The invention relates to a process for treating gaseous effluents according to which said effluents are subjected to simultaneous treatment by cold plasma and to the action of a photocatalyst under additional ultraviolet (UV) radiation, as well as a device for the implementation of such a process.
Abstract:
The present invention relates to an enclosed building designed to store foul- smelling effluents. The building is provided with means for introducing the effluents in the building, means for destroying, by photocatalysis, organic pollutants created during the storage of the effluents, and openings, by means of which the interior of the building is in communication with the atmosphere, the openings being provided with said destroying means.