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GB0620422D0
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Simultaneous removal of water and oxygen from transformer oil
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GB0520503D0
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Simultaneous removal of water and oxygen from transformer oil
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GB0400001D0
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In-service de-oxygenation and drying of transformer oil
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GB0328968D0
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Method for drying oil-impregnated cellulose in power transformers
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GB0328970D0
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Drying of insulating oils by a hygrophilic agent
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GB0304700D0
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Simultaneous removal of water and oxygen from transformer oil
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GB0207574D0
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In-service de-oxygenation and drying of transformer oil
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GB0204162D0
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Drying of insulating oils by a hygroscopic agent
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GB0204163D0
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Method for drying oil-impregnated cellulose in power transformers
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GB0201960D0
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Drying and de-oxygenizing of transformer oil
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GB0104658D0
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In service drying of transformer oil
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GB0103320D0
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Physical removal of unwanted gases in transformer oil
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GB0011859D0
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A method for drying insulating oils
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GB0011509D0
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Drying of insulating oils
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GB0008358D0
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Non-breathing power transformer without nitrogen blanket
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GB0008360D0
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Expansion vessel for traction transformers
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GB0008357D0
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Cascade cooling configuration
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GB0003006D0
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Insulant for high-voltage applications
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GB9927264D0
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Method for drying oil-impregnated cellulose in power transformers
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GB9924667D0
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Fire risk elimination for flammable-liquid-filled transformers
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