Dioctyl terephthalate production sampling device
The utility model provides a sampling device for dioctyl terephthalate production, and relates to the technical field of samplers. The dioctyl terephthalate production sampling device comprises a barrel, a sealing block is slidably connected to the interior of the barrel, a pull rod is fixedly conne...
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Format: | Patent |
Sprache: | chi ; eng |
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