中科微点-全球专利检索

  1. Login
  2. Sign Up
Invention Grant
US3215652A Process for producing a rigid polyether-polyurethane foam 失效
刚性聚醚 - 聚氨酯泡沫的制备方法

  • Patent Title: Process for producing a rigid polyether-polyurethane foam
  • Patent Title (中): 刚性聚醚 - 聚氨酯泡沫的制备方法
  • Application No.: US22587362
    Application Date: 1962-09-24
  • Publication No.: US3215652A
    Publication Date: 1965-11-02
  • Inventor: MELVIN KAPLAN
  • Applicant: ALLIED CHEM
  • Assignee: Allied Corp
  • Current Assignee: Allied Corp
  • Priority: US22587362 1962-09-24
  • Main IPC: C08G18/72
  • IPC: C08G18/72
Process for producing a rigid polyether-polyurethane foam
Information query
Espacenet
Patent Agency Ranking
0/0