33results about How to "Good depth effect" patented technology

Floor covering, consisting of hard panels, with a laminated structure, whereby at least at the upper surface a printed decorative layer with a wood pattern is present, with thereupon a transparent layer of synthetic material in which impressions are formed, wherein the impressions substantially follow the wood pattern.

A floor panel includes a substrate and a top layer provided on the substrate. The top layer is composed of a print and a transparent thermoplastic layer having a thickness of 0.5 mm or less and being situated above said print. The floor panel, at least on two opposite edges, is provided with a straight or curved chamfer extending to below the global level of the print.

A floor panel has a rectangular and oblong shape, and includes a substrate and a top layer provided on the substrate and forming a decorative side of the floor panel. The top layer is composed of a print provided on a carrier sheet and a transparent thermoplastic layer situated above the print. The substrate has a thickness from 2 to 10 millimeter and forms at least half of the thickness of the floor panel. The substrate is a polyurethane-based substrate and the transparent thermoplastic layer is polyurethane-based. The floor panel has a length of more than 1.1 meters and has a plurality of reinforcing layers situated outside the center line of the substrate. A reinforcing layer may be provided in combination with the substrate and the top layer.

The invention relates to a decorative panel, in particular a floor panel, ceiling panel or wall panel. The invention also relates to a panel covering, such as a floor covering, ceiling covering or wall covering, comprising a plurality of panels according to the invention. The invention further relates to a method of producing a decorative panel according to the invention.

An optical device, and preferably a security device for a security document, and methods for the production thereof are provided. The device includes a diffractive optical element (DOE) including a plurality of subregions, wherein each subregion is configured to produce a projected image corresponding to a frame of an animation, the animation includes both a static component and a variable component, and the sub-regions are arranged such that when the DOE is illuminated by a point light source and moved in at least one direction, the animation is viewable as a projected image.

The invention relates to a flexible root crop separating device. The flexible root crop separating device comprises a rack, and a power shaft is arranged on the rack and connected with a diesel and provides power for the flexible root crop separating device. The flexible root crop separating device is characterized in that a quincunx angle adjustment device is arranged at the front end of the bottom of the rack, a rising and conveying chain lifting device, a lifting and conveying chain flexible shaking device and a lifting and conveying chain main driving wheel are sequentially arranged above the plane of the rack aslant, and the lifting and conveying chain main driving wheel is connected with the power shaft. In order to overcome the characteristics that root plants wind easily, soil can not be easily removed while the root plants roll, the root plants slide and drop along with soil blocks easily, and fruits can be easily damaged in the soil removing process, flexile seedling carding stirring teeth and the flexible shaking device for assisting transport are installed on an appointed bar strip of a bar strip type lifting and conveying chain innovatively, and flexible and efficient crop fruit and soil separation can be achieved for the crops.

The invention relates to a chemimechanical pulp wastewater treatment system. The chemimechanical pulp wastewater treatment system comprises a wastewater regulation tank, a reinforcing floatation tank, an ozone oxidation and sedimentation tank, a cross-flow anoxic and anaerobic reaction tank, a perfect mixing aerobic tank, a secondary sedimentation tank and a backflow biological aerated filter tank, wherein the reinforcing floatation tank sequentially comprises a mud-sand region, a mixing region and a separation region from bottom to top; the ozone oxidation and sedimentation tank comprises an aerated mixing region and a sedimentation region; the cross-flow anoxic and anaerobic reaction tank comprises a facultative aerobic section, an anoxic section and an anaerobic section which are separated by baffle plates; the perfect mixing aerobic tank is provided with a water inlet pipe, a water distribution triangular cone and an aeration regulation and control system; and the backflow biological aerated filter tank comprises a lower flow region, an upper flow region and a sludge region. According to the chemimechanical pulp wastewater treatment system, wastewater enters the reinforcing floatation tank through the wastewater regulation tank, scum is removed, the wastewater enters the ozone oxidation and sedimentation tank, pollutants are oxidized and decomposed, and then the wastewater enters the cross-flow anoxic and anaerobic reaction tank and the perfect mixing aerobic tank to be subjected to anoxic, anaerobic and aerobic reactions, reacts and is filtered in the backflow biological aerated filter tank and is then reused.

The present invention relates to the technical field of PCB electroplating, in particular to a copper electroplating solution for PCB through-hole blind holes and its preparation method and electroplating method. L. Sulfuric acid: 100~200g / L, Chloride ion: 30~100ppm, Brightener: 5~50g / L, Carrier: 3~30g / L, Leveling agent: 2~20g / L, Deionized water balance ; And the concentration ratio of copper sulfate pentahydrate to sulfuric acid is 1~1.25:1. The electroplating method of the present invention is as follows: putting the PCB board with the through hole and the blind hole into the electroplating tank equipped with the electroplating copper solution and performing electroplating under air stirring to obtain the copper plating layer. The depth capability of the copper plating layer by this method is good, reaching more than 92%, and the hole filling rate is high, reaching more than 96%. The copper plating layer is dense and smooth, has good ductility, good gloss, high toughness, and low internal stress.

The invention relates to a phosphorus-containing printing and dyeing wastewater treatment method and device. The device comprises a wastewater adjusting tank, a decoloration and dephosphorization tank, an anoxic and anaerobic reaction tank, a biochemical contact tank and a secondary sedimentation tank, wherein the decoloration and dephosphorization tank comprises a mixed stirring zone and a settling zone; the anoxic and anaerobic reaction tank comprises an aerobic section, an anoxic section and an anaerobic section which are partitioned through baffle plates; the biochemical contact tank is provided with a water inlet pipe, a water distribution triangular pyramid, filler and an aeration control system; the quantity and the quality of wastewater are adjusted through the adjusting tank, and the wastewater sequentially enters the decoloration and dephosphorization tank, the anoxic and anaerobic reaction tank and the biochemical contact tank for anoxic, anaerobic and aerobiotic reaction and is discharged up to the standard after settled.

The invention relates to a paper-making waste water deep processing system. The paper-making waste water deep processing system comprises a waste water adjusting pond, an oxidizing reaction settling pond, a baffling type anoxia and anaerobism reaction pond, an aerobiotic contact oxidation pond, a secondary sedimentation pond and a sand filter pond. The oxidizing reaction settling pond comprises a mixing stirring area and a settling area. The baffling type anoxia and anaerobism reaction pond comprises an aerobic section, an anoxic section and an anaerobic section, all of which are divided by baffling plates. The aerobiotic contact oxidation pond is provided with a water inlet pipe, a water distribution triangular cone, padding and an aeration regulation and control system. The amount and quality of waste water are adjusted through the adjusting pond, then the waste water enters the oxidizing reaction settling pond, the pollutant is oxidized and decomposed, anoxia, anaerobism and aerobiotic reaction is carried out on the waste water after the waste water enters the baffling type anoxia and anaerobism reaction pond and the aerobiotic contact oxidation pond, and the waste water is deposited and filtered to reach the standard to be discharged.