公开/公告号US6537947B1
专利类型
公开/公告日2003-03-25
原文格式PDF
申请/专利权人 THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF AGRICULTURE;BOARD OF SUPERVISORS OF LOUISIANA STATE UNIV. OF AGRICULTURAL & MECHANICAL COLLEGE;
申请/专利号US19970834051
申请日1997-04-11
分类号C01B311/00;
国家 US
入库时间 2022-08-22 00:05:36