金融界2025年6月28日消息,国家知识产权局信息显示,北京卫星制造厂有限公司申请一项名为“一种基于因瓦合金的零膨胀结构及SLM成形方法”的专利,公开号CN120205818A,申请日期为2025年03月。
专利摘要显示,本申请公开了一种基于因瓦合金的零膨胀结构及SLM成形方法,涉及金属功能结构增材制造领域,零膨胀结构包括两个因瓦合金结构,两个因瓦合金结构材质相同、相对密度不同且热膨胀系数不同。基于SLM工艺参数调控打印成形的具有不同热膨胀系数的因瓦合金结构,采用2种不同的工艺参数,完成基于同质异构材料的零膨胀构型一体化制造。
天眼查资料显示,北京卫星制造厂有限公司,成立于1959年,位于北京市,是一家以从事仪器仪表制造业为主的企业。企业注册资本102699.66万人民币。通过天眼查大数据分析,北京卫星制造厂有限公司共对外投资了11家企业,参与招投标项目5000次,财产线索方面有商标信息34条,专利信息1167条,此外企业还拥有行政许可64个。
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