165results about How to "Comply with environmental policy" patented technology

The invention provides a phase-change energy-storage solar greenhouse architectural structure system which can heat a phase-change energy-storage material by virtue of solar energy in the day and allow the phase-change energy-storage material to release heat at night; and the structure system meets the need of agricultural products in winter and the need of people in a working condition. The phase-change energy-storage solar greenhouse architectural structure system comprises a foundation pier, a frozen-insolating laminated plate, a slope crest truss, upright frames at two sides and a rear upright frame or a phase-change energy-storage rear upright plate and/or a phase-change energy-storage rear wallboard and a phase-change energy-storage side wallboard and a self-waterproofing phase-change energy-storage rear top plate, an external-layer fixed top membrane and an internal-layer retractable insulation membrane. In the invention, the structure system is assembled into a phase-change energy-storage solar greenhouse at a construction site.

The invention discloses a flame-proof polyolefin resin component and preparing method in the resin flame resistant modifying domain, which comprises the following parts: a. 9-20% bromine fire retardant with decabran diphenyl ethane or octabromobium ether and heat-stability hexabromide cyclododecane with weight rate at 2: 1-1: 2, b. 3-8% synergic fire retardant with antimony trioxide, c. 3-12% melt resistant melt drip agent with one or more of organic montmorillonite, kaolin and clay.

The invention discloses a bamboo sheet coloring process and device based on temperature-controlled drying carbonization. The coloring process comprises the steps of preheating for detecting humidity, selecting a heating system, heating for carbonizing, and cooling, thereby obtaining a finished product. The bamboo sheet coloring device comprises a roller on a rack, a driving component for driving the roller to rotate, and an external controller, wherein the side wall of the roller is provided with a feeding hole and a movable door matched with the feeding hole, an inner cavity of the roller is internally provided with a heating component, a temperature sensor and a humidity sensor which are all connected with the controller, and the heating component is fixed on the rotating axis of the roller in a manner of not containing a bamboo sheet. The coloring process and device have the advantages of energy conservation, environment protection, uniformity in coloring, easiness in implementation, full-automatic intelligent control, labor saving and the like.

The invention relates to an innocent treatment system for copper powder containing organic matter and fiber glass and the treating process. Said system can not only recover valuable copper, but also can treat organic waste innocently. It is characterized by rational allocation, high purity of recovered copper powder, and thorough treatment of waste material and water gas. The innocent treatment system is characterized in that it is connected by electrode smelter, rotary retort, decomposition combustion tower, cooling tower, waste gas treating tower and jet cloth filter through conduit pipe. The invention can recover copper powder from waste wiring board, covering brass plate and other copper- containing rim leftover and can treat left waste material innocently.

The invention provides a method of removing the heavy metal in electroplating waste water, and belongs to the technical filed of environmental protection. Electroplating waste water is waste water containing chrome (Cr), waste water containing nickel (Ni), waste water containing cadmium (Cd), waste water containing copper (Cu), waste water containing zinc (Zn), waste water containing aurum (Au) and waste water containing argentums (Ag), or mixed-heavy metal waste water containing various heavy metals. 2 to 5 grams of tanning wet sludge is added into each liter of electroplating waste water; quickly stirring for 20 to 30 minutes and resting for 30 minutes, after the suspended sludge particles are settled, the solid is separated from the liquid; the supernatant solution can be discharged, and the sludge is dehydrated and compressed and then performed harmless treatment. The tanning wet sludge is the sludge produced during producing the raw hide, with 50 to 60 percent of water ratio, 30 to 50 percent of crude protein and 27 to 44 percent of cellulose.

The invention provides a symmetric permanent-magnetic suspension system and a permanent-magnetic suspension train rail system. The symmetric permanent-magnetic suspension system is characterized in that I-shaped suspension steel rails 1 made of a magnetic conductive material are arranged in the middle of the system; permanent-magnetic suspension assemblies 15 are symmetrically arranged on two sides of each I-shaped suspension steel rail 1; each permanent-magnetic suspension assembly 15 comprises an upper magnetism collection plate 12, a lower magnetism collection plate 14 and a suspension permanent magnet 13 arranged between the upper magnetism collection plate 12 and the lower magnetism collection plate 14; the magnetic gap of left and right end faces of the upper magnetism collection plates 12 and the lower magnetism collection plates 14 of left and right permanent-magnetic suspension assemblies is equal to that of left and right end faces of the upper yoke plates 2 and lower yoke plates 3 of the I-shaped steel rails 1, and upper and lower directions of the upper and lower magnetism collection plates and upper and lower yoke plates are staggered at a certain interval, so that passive suspension can be realized; left and right I-shaped suspension steel rails 1 are arranged at two ends of a sleeper 11, horizontal guide wheels (8) are arranged on left and right sides of a train; linear motor driving coils (8) are arranged on the rail, and form a two-sided permanent-magnetic linear motor high-efficiency traction train with a traction permanent-magnet on the train, and a safe, superspeed and energy-saving novel rail transition system is constructed.

The invention relates to an environment-friendly microemulsion paraffin removal and control agent. The environment-friendly microemulsion paraffin removal and control agent is prepared from, by mass, 10%-30% of swelling agent, 1%-5% of reverse wetting agent, 1%-10% of emulsion dispersant and the balance water, wherein the total mass percent of the swelling agent, the reverse wetting agent and the emulsion dispersant ranges from 20% to 40%. The environment-friendly microemulsion paraffin removal and control agent has the advantages that the biodegradability is good, no organic solvent is contained, paraffin removal and control are both achieved, the paraffin removal and control agent is suitable for oil wells which are different in degree of mineralization and temperature, stable in storage and convenient to use, and the product is neutral and does not corrode oil pipes.

An externally expanding, assembling, converting and lifting method for a medium/small span steel structure roof net rack belongs to the field of site construction in building construction engineering. The method comprises the following steps of assembling a lifting unit in the center of the steel structure roof net rack, arranging a shifting rod, installing a chain block and a cable rope, using the shifting rod to lift, externally expand and assemble the lifting unit of the steel structure net rack in a subsection mode, utilizing a concrete column (13) to continue lifting preparation operation, converting the chain block (12), utilizing the concrete column (13) to lift, externally expand and assemble the lifting unit of the steel structure net rack in a subsection mode, lifting the steel structure net rack to the design height, and fixing the steel structure net rack. The externally expanding, assembling, converting and lifting method for a medium/small span steel structure roof net rack solves the difficult problem that when the steel structure net rack is lifted in a medium/small span building, the steel structure net rack cannot be wholly lifted on the ground due to the fact that large lifting equipment cannot enter the medium/small span building and further solves the difficult problem that when only the shifting rod is utilized to lift the steel structure net rack, the difficult problems of the lifting construction the steel structure net rack cannot be solved.

The invention relates to a safe-type plant washing liquid, especially relates to a safe-type plant washing liquid used for washing of tableware and a preparation method, belongs to the field of civil environmentally-friendly-type washing products, aims to provide a safe-type plant washing liquid and a preparation method therefor. Cassia seeds, ginkgo leaves, soybeans, tea seeds and loofah sponge are crushed, placed into warm water with the temperature of 40-50 DEG C at certain ratios, soaked for hours, and filtered to obtain a mixing liquid. The mixing liquid is added with appropriate amounts of salt and sodium bicarbonate to form a safe-type plant washing liquid. The safe-type plant washing liquid can be used to wash tableware and wipe cooker. The safe-type plant washing liquid not only has strong washing and degreasing abilities, but also has hand-caring functions.

The invention discloses a desulfuration process for sintering flue gas, which adopts a desulfuration agent preparation system, a desulfuration system and a reclamation treatment system. The desulfuration agent is sodium bicarbonate, the 0.045mm standard sieve passing rate of which is no less than 75 percent. Compared with the prior art, the desulfuration process has the advantages that: the processing cost is over 30 percent lower than the cost of slaked lime; the prepared solid desulfuration agent is not easy to deteriorate, and has longer storage life compared with calcium hydroxide; the desulfuration efficiency is improved, and the running cost is reduced; the operation process is simplified; the desulfurized byproducts can be conveniently processed and utilized; and the produced mixture of calcium sulfate, calcium sulfite and calcium carbonate can be conveniently used for producing environment-friendly building materials such as lightweight building blocks, is far more stable than the current desulfurized byproducts and is easier to utilize so as to furthest reduce the discharge of solid wastes and the subsequent treatment expense and meet the current environment-friendly policy.

The invention relates to a gypsum board surface protection paper preparation technology, in particular to a production process of high-white-degree plasterboard surface protection paper. The effect of improving the white degree of the gypsum board surface protection paper is achieved. The process comprises the steps of (1) pulp preparation: two production lines including a deinked pulp production line and an OCC production line which are respectively used for producing deinked pulp and OCC are used for pulp preparation; (2) paper making: the high-white-degree plasterboard surface protection paper is formed by compounding four layers of nets; (3) forming: the four layers of pulp are sprayed onto the four-layer forming net through a pulp flowing box; vacuum squeezing, pre-baking, surface gluing, post-baking and coiling are performed; and final recoiling is performed through a recoiling machine to form a paper roll. The product obtained by the process provided by the invention can reach high white degree, and the quality of the product is improved.

The invention discloses a production method for smelting high carbon chromium iron, belonging to the technical field of ferroalloy smelting. By adopting the production method, the consumption and comprehensive energy consumption of a carbonaceous reducing agent can be reduced. The production method is characterized in that the particle size, moisture and volatile matters are controlled by pretreatment measures through the reasonable matching of semi-coke, anthracite and metallurgical coke; the air permeability of furnace charge is ensured through the agglomeration treatment of ores so as to provide conditions for the matching of lots of semi-coke and coal; the uniformity is improved through batch-wise quantity control burdening and two-times mixing; the burdening error is reduced; the thickness of feed is controlled so as to ensure that the thickness of an in-furnace raw material layer is within 600mm, and the air permeability of the material layer is ensured; meanwhile, moisture in raw materials added to a furnace is timely dried under the effect of the high temperature of a charge level, the raw materials are preheated very well, and the air permeability of the furnace charge is further improved by pricking holes on the charge level. According to the production method, the carbonaceous combination reducing agent can be used for the smelting of slag-process high carbon chromium iron through the comprehensive measures, meanwhile, the consumption cost of the reducing cost is reduced, and the power consumption is reduced.

The invention discloses quick-drying self-flowing castable used for a blast furnace casting runner and made from reclaimed waste castable. The quick-drying self-flowing castable is mainly made from, by weight, 48-52% of reclaimed waste castable, 15-20% of compact corundum, 14-18% of black silicon carbide, 3-7% of silicon nitride, 1-2% of a composite water reducer, 1-2% of a composite anti-knock agent, 1-3% of SiO2 sol, 1-3% of silicon dioxide micropowder, 2-4% of activated aluminium oxide micropowder and 2-4% of silica micropowder. Waste self-flowing castable used for an iron runner is taken as a main raw material to prepare quick-drying self-flowing castable which is high in additional value and good in performance, is superior and is used for a blast furnace casting runner. The production cost of an enterprise is reduced, the natural environment is protected, the national environmental protection policy is met, and a great amount of energy is saved. The quick-drying self-flowing castable is significant in economic and social benefit.

The invention relates to a production process of low-basis-weight damp-proof waterproof coveying paper, which belongs to the technical field of the preparation of gypsum board coveing paper, and can solve the problems in the prior art that the performance of the gypsum board coveing paper is influenced and the cost is high due to the addition of additives in the gypsum board coveing paper production process. The production process comprises two steps, i.e. pulping and papermaking, wherein in a papermaking OCC production line, a process for pulping short fibers at a high concentration is adopted, the papermaking adopts four-layer mesh composite molding, deinked pulp is smeared on a surface layer, four layers of pulp are injected onto a four-layer molding mesh by virtue of a pulp flowing box, then the pulp is subjected to one vacuum pressing, twice large-roller pressing, primary drying, surface gluing, later drying and winding, and finally the pulp is rewound into paper rolls with different specifications by virtue of a rewinding machine. The production process saves the energy, reduces the pollution, improves the paper strength, reduces the basis weight of the paper, and improves the damp-proof and waterproof characteristics of the paper.