Method for producing formaldehyde by using urea-formaldehyde distillate in participation and absorption mode
The invention relates to a method for producing formaldehyde by using urea-formaldehyde distillate in a participation and absorption mode, and relates to a urea-formaldehyde glue and formaldehyde production method. The method comprises a formaldehyde production line and an end buffer tank of a urea-...
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Format: | Patent |
Sprache: | chi ; eng |
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