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PL368892A1
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Emergency AC power supply protecting the consumers against power failures
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PL192819B1
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Strain yoke for a three-wire group of conductors
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PL325893A1
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Holder for securing vibration dampers for overhead power transmission lines
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PL324831A1
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Method of mounting an insulator string on high-voltage overhead power line poles and extension link for use in association therewith
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PL324838A1
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Method of and apparatus for rendering harmless the wastes from power plant flue gas desulphurisation processes
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PL324832A1
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Method of assembling together the components of insulator chains and apparatus therefor
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PL324837A1
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Utilised waste material from power plant flue gas desulphurisation process for use in reclaiming biologically degraded land areas
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PL324806A1
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Pass-through holder
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PL317626A1
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Horizontal pull chain
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PL311922A1
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Method of performing general overhauls of equipment for clearing discharged combustion gases discharged by power and heat generating plants from dust
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PL176857B1
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Method of unwinding power transmission line cables
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PL276945A1
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Electroenergetic transformer station and a method for assembling an electroenergetic transformer station
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PL276604A2
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Precast foundation in particular for poles of power supply lines
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PL272229A1
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The installation for sampling of materials in dumping
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PL268815A1
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The method and system of common telemechanic signals output from sectioned switchboard of medium voltage and from highest voltage switchboard
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DD262156A3
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Switching on the cooling circuit of the water water energy active zone active zone
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PL254858A1
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Noise suppresor for limiting noise level transmitted by vapours and gases in pipelines
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PL253566A1
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Installation for dedusting of retention reservoir of loose and powdery materials
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PL253314A1
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Method of protecting internal surfaces of apparatus,in particular those used in power generation,against standstill corrosion and system therefor
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PL252923A1
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Protection circuit for protecting switchboard buses
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