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3443 results about "Basement" patented technology

A basement or cellar is one or more floors of a building that are completely or partly below the ground floor. It generally is used as a utility space for a building, where such items as the boiler, water heater, breaker panel or fuse box, car park, and air-conditioning system are located; so also are amenities such as the electrical distribution system and cable television distribution point. In cities with high property prices, such as London, basements are often fitted out to a high standard and used as living space.

Preparation of surface reinforced Raman active substrate of large area micro-nano dendritical structure array

The invention discloses a preparation method for increasing raman activity of a basement in a surface of a large area of a micro-nano tree structure array, which firstly prepares a large area of a silicon micron cylinder array; a nanometer assembling technology is used for producing a nanometer stick in the silicon micron cylinder array. then a three-dimensional ordered periodic micro-nano structure array is obtained; and various appearance of metal nano-particles are embedded into the three-dimensional ordered periodic micro-nano structure array by using a way of a hydro-thermal synthesis method. A SERS activity basement of the invention can achieve homogenization from a centimeter grade to a large area. The invention designs SERS activity hot-particles on the three-dimensional ordered micro-nano structure, and assembles increasing effect of antenna, the increasing effect of metal/semiconductor intersection and the increasing effect of a gap into one body, then high sensitivity of the SERS activity is obtained, and the SERS activity hot-particles is firmly embedded into the tree micro-nano structure, then the invention is not only applicable for a SERS test of trace liquid-phase analyte, but also for the SERS test of trace gaseous-phase analyte.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI

Process for producing PET laser transfer membrane

The invention relates to a process for producing a PET laser transfer membrane. A PET membrane is used as a basement transfer membrane, and laser transfer pigment is coated and spread on the PET membrane. The method includes the following steps: a laser transfer pigment is coated and spread on the PET basement transfer membrane by an anilox roll at one step to form a coating layer, and a precoating membrane can be formed after the operation of drying is carried out; the precoating membrane is processed by the operation of laser mould pressing, and interference figures on a laser slab are printed on the coating layer of the precoating membrane by heat pressing so as to form a mould pressing membrane; and aluminum is coated on the mould pressing membrane, an aluminum layer is formed on an information layer, and the PET laser transfer membrane can be prepared, wherein the pigment includes thermoplastic acroid resin and cellulose acetate. The process has the advantages that the special singly coated laser transfer pigment and the unique manufacture process control are selected, and the entire process is simple, novel, stable and reliable. As the laser mould pressing transfer coating layer has the properties of easy mould pressing, favorable stripping, and the like, the operation of coating just needs to be carried out for one time, and therefore the production efficiency can be greatly improved. After being transferred and stripped, the aluminum coated membrane can be recycled to be repeatedly used for many times, and therefore cost can be greatly reduced; and the PET laser transfer membrane is the environmentally friendly anti-counterfeit laser material for packaging and printing.
Owner:上海宝绿包装材料科技有限公司

Method and system for basement engineering water proof and water drain

A basement engineering waterproof and drainage method is provided. The wall footing of the outside wall in basement engineering is embedded in watertight or micro-watertight soil rock layer or cement soil layer. The wall footing intercepts water by a thin-part structure. The cushion of the basement engineering soleplate and the falling layer of the top board are composed of combined water-proof layers. The late poured band, the movement joint and the horizontal construction joint at the lower part of the outside wall are treated by a water-proof structure combined with waterproofing measures. The basement engineering is provided with a drainage system. The groundwater and surface water at the soleplate are drained into city drainage pipelines via a soleplate part of the drainage system. The rainwater of overburden layer bottom of the top board is then drained into city drainage pipelines via the indoor part of the drainage system. The invention is designed by adopting a one-body method of arranging the basement engineering waterproofing, drainage and anti-floating as well as underground engineering space enclosing structure and pipelines, thereby shortening the construction period, reducing the engineering cost, increasing the durability and reliability of underground building space enclosing structure and waterproof layer as well as pipelines.
Owner:朱邃科 +2

Waterproof system for basement bottom board and wall surface and construction method thereof

The invention relates to a waterproof system for a basement bottom board and a wall surface and a construction method thereof. The construction method comprises the steps of: horizontally spreading and pasting a self-adhesive rubber bituminous waterproof sheet material on a concrete base layer, and building up a brick permanent protection wall outside a preset position of a basement wall surface, wherein the bottom of the brick permanent protection wall is vertically connected with the concrete base layer, the self-adhesive rubber bituminous waterproof sheet material spreads over corners of the basement wall surface and then is upward folded to be spread and pasted on the water attaining surface of the brick permanent protection wall, then the self-adhesive rubber bituminous waterproof sheet material is lapped with another self-adhesive rubber bituminous waterproof sheet material pasted above the brick permanent protection wall, a self-adhesive rubber bituminous waterproof sheet material is pasted on an outer vertical surface of the basement wall surface. The construction method has the advantages of strong construction continuity, fast speed, good construction environment, low cost and the like, eliminates the hidden danger of fire since the heating is avoided in the construction process, is safe and reliable, completely changes and improves the traditional waterproof construction environments and the waterproof construction technology. The waterproof system can be widely applied in basements, underground structures and roofs.
Owner:CHINA CONSTR SECOND ENG BUREAU LTD

Underground engineering one-pile multi-use semi reverse construction method

The present invention relates to a method for one pile for a plurality of applications for semi-reversal construction for the underground engineering. A traditional temporary enclosure support system of the underground engineering can be taken as a main beam system of floors; in addition to traditional load bearing and floating resistance function, an internal engineering pile can be taken as an enclosure support pile and a reinforcement structure of columns for the future underground engineering; the surrounding enclosure employs tradition methods, in addition to the enclosure, the surrounding enclosure protection pile is taken as a surrounding engineering pile and the external wall of the future underground engineering; the support system concurrently the floor beam system are excavated from top to bottom, and an underground engineering bottom plate and floors is worked and bearing column and a wall body is loaded to the ground from bottom to top. The present invention has the beneficial effects that the present invention combines the support system and the basement main beam system: the middle engineering pile is taken as pressure bearing, floating resistance and supporting pile and bearing load column for the future basement. Compared with the full-reversal method for the underground continuous wall, the present invention has the advantages of saving project cost, convenient construction, simple construction equipment, etc.
Owner:ZHEJIANG UNIV +1

Construction method of dewatering well under foundation slab in foundation pit

ActiveCN101705691AGuaranteed validityPrecipitation costs are smallExcavationsBasementCrushed stone
The invention discloses a construction method of a dewatering well under a foundation slab in a foundation pit, comprising the following steps of: arranging the dewatering well in the foundation pit, wherein the dewatering well is not damaged in the process of excavating a foundation pit earthwork, and the effectiveness of the dewatering well is ensured; after the foundation pit earthwork is excavated to a basement, excavating interlaced ditches along the center line of the dewatering well, and paving water-filtering type geotextile in the ditches; then paving drain pipes of the dewatering well and cables in the ditches and connecting to the outside of the pit, checking the depth of the dewatering well, an extraction pump and a pipeline thereof to ensure the integrality and the reliability; then paving granular crushed stones or cobbles in the ditches, covering asphalt felt thereon to form a blind ditch; leading the blind ditch to a water collection pit at the edge of the foundation pit and arranging a surface drain on the periphery of the foundation pit; paving a subcrust and a waterproof layer under the constructed foundation slab, gradually reducing the usage quantity and the dewatering speed of dewatering wells in the foundation pit in the construction process of underground structures and upper structures thereof, and assisting in draining by adopting the water collection pit at the periphery of the foundation pit until the dewatering operation in the foundation pit can be stopped. The invention has convenient construction, safety and reliability and low cost for dewatering in the foundation pit.
Owner:南通建工集团股份有限公司
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