Patents by Inventor Baoping Xia

Baoping Xia has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Lead-free free-cutting corrosion-resistant silicon-bismuth brass alloy
    Patent number: 8366841
    Abstract: A lead-free free-cutting corrosion-resistant silicon-bismuth brass alloy, including the following: between 60.0 and 65.0 wt % of Cu, between 0.6 and 1.8 wt % of Si, between 0.2 and 1.5 wt % of Bi, between 0.02 and 0.5 wt % of Al, less than 1.5 wt % of Ni+Mn+Sn, between 0.01 and 0.5 wt % of La—Ce alloy, between 0.002 and 0.02 wt % of B, with the remainder being Zn and inevitable impurities, wherein the total amount of impurities are no more than 0.5 wt %.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: February 5, 2013
    Assignees: Ningbo Xingaoda Advanced Metallic Materials Co., Ltd, Ningbo Aoda New Metal Materials Co., Ltd
    Inventors: Feng Peng, Baoping Xia, Jianping Liu, Bin Feng, Changshun Zheng, Wenjian Liu
  • LEAD-FREE FREE-CUTTING CORROSION-RESISTANT SILICON-BISMUTH BRASS ALLOY
    Publication number: 20120251382
    Abstract: A lead-free free-cutting corrosion-resistant silicon-bismuth brass alloy, including the following: between 60.0 and 65.0 wt % of Cu, between 0.6 and 1.8 wt % of Si, between 0.2 and 1.5 wt % of Bi, between 0.02 and 0.5 wt % of Al, less than 1.5 wt % of Ni+Mn+Sn, between 0.01 and 0.5 wt % of La—Ce alloy, between 0.002 and 0.02 wt % of B, with the remainder being Zn and inevitable impurities, wherein the total amount of impurities are no more than 0.5 wt %.
    Type: Application
    Filed: September 23, 2011
    Publication date: October 4, 2012
    Applicant: NINGBO XINGAODA ADVANCED METALLIC MATERIALS CO., LTD.
    Inventors: Feng Peng, Baoping Xia, Jianping Liu, Bin Feng, Changshun Zheng, Wenjian Liu