Application Number: 00112447Application Date: 2000.08.04Publication Number: 1280029Publication Date: 2001.01.17Priority Information: International: B01D53/56;B01D53/78Applicant(s) Name: Nanhua Group Inst.Address: Inventor(s) Name: Liu LisanPatent Agency Code: 32114Patent Agent: li gongbeiAbstract The present invention relates to an alkali absorbing technology of nitric tail gas and optimized method of raising absorption efficiency, and features the optimization in enclosed path number and Read more
Archive : nitric
High-silicon austenite stainless steel resisting concentrated and dilute nitric acid corrosition
Application Number: 00100448Application Date: 2000.02.01Publication Number: 1307141Publication Date: 2001.08.08Priority Information: International: C22C38/40Applicant(s) Name: Keye Steel Products Co., Ltd., BeijingAddress: Inventor(s) Name: Gang Yimin;Jiao JunwuPatent Agency Code: 00000Patent Agent: Abstract The austenite stainless steel consists of C 0.01-0.03 wt%, Mn 0.5-2 wt%, Si 3-6 wt%, Cr 8-20 wt%, Ni 12-24 wt%, Re or Mg 0.001-0.06, and Read more