发明授权
US5876641A In-line process for injection of foam material into a composite profile 失效
将泡沫材料注入复合材料型材的在线工艺

In-line process for injection of foam material into a composite profile
摘要:
A method for forming a composite profile having a foam material introduced therein. The invention provides an inline method for the introduction of a foam material into a composite profile.
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