A pre-coating filter device includes: a filtration tank comprising a raw water inlet through which raw water flows on one side, and a drain port at the bottom; a top cover coupled to the upper part of the filtration tank and comprising a coupling hole through the middle part; a purified water discharge pipe coupled to the coupling hole of the top cover; a purified water storage space unit coupled to the lower part of the top cover and located within the filtration tank, and comprising a communication pipe connected to the central part; a filter coupling plate body coupled to the lower part of the purified water storage space unit and comprising a plurality of coupling holes through; and a pre-coating filter coupled to the coupling hole of the filter coupling plate body.

A pre-coating filter device includes: a filtration tank comprising a raw water inlet through which raw water flows on one side, and a drain port at the bottom; a top cover coupled to the upper part of the filtration tank and comprising a coupling hole through the middle part; a purified water discharge pipe coupled to the coupling hole of the top cover; a purified water storage space unit coupled to the lower part of the top cover and located within the filtration tank, and comprising a communication pipe connected to the central part; a filter coupling plate body coupled to the lower part of the purified water storage space unit and comprising a plurality of coupling holes through; and a pre-coating filter coupled to the coupling hole of the filter coupling plate body.

Methods and systems are disclosed for using industrial waste for the production of hydrogen gas. The method includes examining a ph level of the industrial waste, removing contaminate from the industrial waste, conditioning and concentrating the industrial waste to a proton-rich solution, and using the resulting proton-rich solution as the proton source in a hydrogenase catalyzed hydrogen production system.

Methods and systems are disclosed for using industrial waste for the production of hydrogen gas. The method includes examining a ph level of the industrial waste, removing contaminate from the industrial waste, conditioning and concentrating the industrial waste to a proton-rich solution, and using the resulting proton-rich solution as the proton source in a hydrogenase catalyzed hydrogen production system.

The present invention relates to a filtration device comprising: at least one enclosure (1; 1A, 1B; 1A, 1B, 1C, 1D) defining a longitudinal axis, said enclosure being obstructed at each end by at least one sealing plate (2A, 2B; 2C, 2D), at least one filtration disc (4) that is rotated and at least one spacer (10) placed between each filtration disc (4), said spacer (10) defining an inter-disc space (10A), at least one hollow rotation shaft (3; 3A) that rotates said at least one filtration disc (4), said shaft having at least one port (33) adapted to collect filtrate (11A, 11B), said filtration disc (4) and said spacer (10) being arranged on said at least one rotation shaft (3; 3A, 3B) inside said enclosure (1; 1A, 1B; 1A, 1B, 1C, 1D), characterised in that said enclosure (1; 1A, 1B; 1A, 1B, 1C, 1D) is passed through by said at least one rotation shaft (3; 3A), and said rotation shaft (3; 3A) is driven by at least one separate rotation means (5, 5A, 5B, 5C) on at least one of the ends of said shaft, said rotation means and said rotation shaft being coaxial, and in that the device comprises at least two separate discharge means (13A, 13B) for the filtrate (11A, 11B), said discharge means being located on said rotation shaft outside said enclosure.

Methods and systems are disclosed for using industrial waste for the production of hydrogen gas. The method includes examining a pH level of the industrial waste, removing contaminate from the industrial waste, conditioning and concentrating the industrial waste to a proton-rich solution, and using the resulting proton-rich solution as the proton source in a hydrogenase catalyzed hydrogen production system.

Methods and systems are disclosed for using industrial waste for the production of hydrogen gas. The method includes examining a pH level of the industrial waste, removing contaminate from the industrial waste, conditioning and concentrating the industrial waste to a proton-rich solution, and using the resulting proton-rich solution as the proton source in a hydrogenase catalyzed hydrogen production system.

A dishwasher with a tub at least partially defining a washing chamber, a liquid spraying system, a liquid recirculation circuit, and a liquid filtering system where the liquid filtering system includes a rotating filter and where a granular agent contacts the rotating filter to clean the filter. Methods of cleaning a rotating filter provided within a liquid flow by scouring the filter with a granular agent.

A microparticle filter, textile treatment apparatus, use and method is disclosed. The microparticle filter comprises i) a filter chamber, the filter chamber comprising: an inlet for supplying effluent into the filter chamber and an outlet for filtered effluent to leave the filter chamber; a first set of chamber walls and a second set of chamber walls, wherein the first set of chamber walls and the second set of chamber walls in a first configuration are sealed together so that effluent cannot pass between the first set of chamber walls and the second set of chamber walls, and wherein the first set of chamber walls and the second set of chamber walls in a second configuration provide an opening; ii) a filter cage contained within the filter chamber, wherein the filter cage comprises one or more than one filter medium, the filter medium to filter microparticles from the effluent, and wherein the filter cage is rotatable around an axis, and wherein the filter cage defines an interior volume, and wherein the inlet is arranged to provide effluent to the interior volume of the filter cage and the outlet is arranged to receive filtered effluent from the filter cage; iii) a transfer member rotatable around the axis; iv) an actuator connected to the first set of chamber walls, and one of the filter cage or the transfer member and operable to move between the first configuration and the second configuration; v) a drive unit arranged to rotate the transfer member in at least the second configuration; wherein in the first configuration, the transfer member is located in the interior volume of the filter cage; and wherein in a second configuration, the transfer member is removed from the interior volume of the filter cage along the axis and the transfer member is rotatable to throw transferred filter residue off the transfer member through the opening, and wherein the transfer member comprises a filter residue collector to remove filter residue from the filter medium when the filter is changed from the first configuration from the second configuration.

A microparticle filter, textile treatment apparatus, use and method is disclosed. The microparticle filter comprises i) a filter chamber, the filter chamber comprising: an inlet for supplying effluent into the filter chamber and an outlet for filtered effluent to leave the filter chamber; a first set of chamber walls and a second set of chamber walls, wherein the first set of chamber walls and the second set of chamber walls in a first configuration are sealed together so that effluent cannot pass between the first set of chamber walls and the second set of chamber walls, and wherein the first set of chamber walls and the second set of chamber walls in a second configuration provide an opening; ii) a filter cage contained within the filter chamber, wherein the filter cage comprises one or more than one filter medium, the filter medium to filter microparticles from the effluent, and wherein the filter cage is rotatable around an axis, and wherein the filter cage defines an interior volume, and wherein the inlet is arranged to provide effluent to the interior volume of the filter cage and the outlet is arranged to receive filtered effluent from the filter cage; iii) a transfer member rotatable around the axis; iv) an actuator connected to the first set of chamber walls, and one of the filter cage or the transfer member and operable to move between the first configuration and the second configuration; v) a drive unit arranged to rotate the transfer member in at least the second configuration; wherein in the first configuration, the transfer member is located in the interior volume of the filter cage; and wherein in a second configuration, the transfer member is removed from the interior volume of the filter cage along the axis and the transfer member is rotatable to throw transferred filter residue off the transfer member through the opening, and wherein the transfer member comprises a filter residue collector to remove filter residue from the filter medium when the filter is changed from the first configuration from the second configuration.