Structural unit for concrete construction, comprises bars positively and non-positively connected with each other, where bars are connected with each other by dowel rods with swallow profile
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Structure part for structural design e.g. floor part, has rod- and/or bar elements connected with each other, arranged in multiple positions and made of composite material or manufactured in composite construction
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Method for producing a structural part for wooden buildings
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Floor or wall covering
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Micro laser perforation of line patterns in strip material involves repeated cutting of rows of waveform, zig-zag or similar pattern lines over a set material length using a deflected laser beam
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Massive wall production method e.g. for floor, ceiling, structural parts of a high building, involves having soil, covering and or structure parts of above ground construction work made out of solid wood parts which can be joined together
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Method and apparatus for laser perforation of wide webs
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Method and apparatus of a dual high performance electrostatic perforation circuit
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Method for laying tiles or blocks on floors and walls with shaped ties in recessed grooves linking adjacent edges to provide tensile strength to prevent cracks
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Simultaneous optical porosity measurement and detection of perforations in continuous material webs, especially paper webs, using powerful illumination sources which are moved transversely over the web
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Timber construction system for creating massive wall, floor, ceiling and / or structural parts of a building construction
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Method and apparatus for measuring optically the porosity of a running web.
DD204985A1
Embedding of protection glasses for explosion-proof lamps
