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Patents Grants
last 30 patents
Information
Patent Grant
Deeply-hardened-surface turnout rail with high degree of undercooli...
Patent number
11,655,514
Issue date
May 23, 2023
PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE CO., LTD.
Jun Yuan
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat treatment method for increasing the depth of hardening layer i...
Patent number
10,214,799
Issue date
Feb 26, 2019
PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE CO., LTD.
Zhenyu Han
C21 - METALLURGY OF IRON
Information
Patent Grant
Hypereutectoid steel rail and preparation method thereof
Patent number
10,196,781
Issue date
Feb 5, 2019
PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE CO., LTD.
Zhenyu Han
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Method for heat treatment of hypereutectoid steel rail
Patent number
9,777,351
Issue date
Oct 3, 2017
PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE CO., LTD.
Ming Zou
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat treatment method of turnout track and the turnout track
Patent number
9,765,414
Issue date
Sep 19, 2017
PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE CO., LTD.
Ming Zou
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat treatment method for bainitic turnout rail
Patent number
9,394,581
Issue date
Jul 19, 2016
PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE CO., LTD.
Zhenyu Han
C21 - METALLURGY OF IRON
Information
Patent Grant
High carbon content and high strength heat-treated steel rail and m...
Patent number
9,157,131
Issue date
Oct 13, 2015
PANGANG GROUP CO., LTD.
Ming Zou
C21 - METALLURGY OF IRON
Information
Patent Grant
1,3-oxazolidine-2-one-like compound, preparation method and uses th...
Patent number
9,012,631
Issue date
Apr 21, 2015
Yabang Pharmaceutical Co., Ltd
Si-Qing Wang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Non-steroidal androgen receptor modulators, preparation process, ph...
Patent number
7,737,288
Issue date
Jun 15, 2010
Shanghai Institute of Materia Medica Chinese Academy of Sciences
Mingwei Wang
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING HYPEREUTECTOID STEEL RAIL RESISTANT TO CONTACT...
Publication number
20240279784
Publication date
Aug 22, 2024
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Jun YUAN
C21 - METALLURGY OF IRON
Information
Patent Application
MODERATE-STRENGTH STEEL RAIL AND PRODUCTION METHOD THEREOF
Publication number
20240068063
Publication date
Feb 29, 2024
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Jun YUAN
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
DEEPLY-HARDENED-SURFACE TURNOUT RAIL WITH HIGH DEGREE OF UNDERCOOLI...
Publication number
20220127689
Publication date
Apr 28, 2022
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Jun YUAN
C21 - METALLURGY OF IRON
Information
Patent Application
HYPEREUTECTOID STEEL RAIL AND PREPARATION METHOD THEREOF
Publication number
20170044721
Publication date
Feb 16, 2017
PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INST ITUTE CO., LTD.
Zhenyu Han
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH AND HIGHLY FATIGUE-RESISTANT STEEL RAIL AND PRODUCTIO...
Publication number
20160194729
Publication date
Jul 7, 2016
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Yong Deng
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-IMPACT-TOUGHNESS STEEL RAIL AND PRODUCTION METHOD THEREOF
Publication number
20160194730
Publication date
Jul 7, 2016
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Jun YUAN
C21 - METALLURGY OF IRON
Information
Patent Application
PEARLITIC STEEL RAIL WITH HIGH STRENGTH AND TOUGHNESS AND PRODUCING...
Publication number
20160060736
Publication date
Mar 3, 2016
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Zhenyu HAN
C21 - METALLURGY OF IRON
Information
Patent Application
HEAT TREATMENT METHOD FOR INCREASING THE DEPTH OF HARDENING LAYER I...
Publication number
20160010188
Publication date
Jan 14, 2016
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Zhenyu Han
C21 - METALLURGY OF IRON
Information
Patent Application
BAINITIC STEEL RAIL CONTAINING TRACE AMOUNTS OF CARBIDES AND PRODUC...
Publication number
20150322553
Publication date
Nov 12, 2015
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Zhenyu Han
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR HEAT TREATMENT OF HYPEREUTECTOID STEEL RAIL
Publication number
20150232968
Publication date
Aug 20, 2015
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Ming ZOU
C21 - METALLURGY OF IRON
Information
Patent Application
HEAT TREATMENT METHOD OF TURNOUT TRACK AND THE TURNOUT TRACK
Publication number
20140182751
Publication date
Jul 3, 2014
PANGANG GROUP PANZHIHUA STEEL & VANADIUM CO., LTD.
Ming Zou
C21 - METALLURGY OF IRON
Information
Patent Application
1,3-OXAZOLIDINE-2-ONE-LIKE COMPOUND, PREPARATION METHOD AND USES TH...
Publication number
20140171640
Publication date
Jun 19, 2014
Yabang Pharmaceutical Co., Ltd
Si-Qing Wang
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR HEAT-TREATING BAINITE STEEL RAIL
Publication number
20140102603
Publication date
Apr 17, 2014
Zhenyu HAN
C21 - METALLURGY OF IRON
Information
Patent Application
HEAT TREATMENT METHOD FOR BAINITIC TURNOUT RAIL
Publication number
20140060710
Publication date
Mar 6, 2014
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
Zhenyu HAN
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL RAIL FOR HIGH SPEED AND QUASI-HIGH SPEED RAILWAYS AND METHOD...
Publication number
20130193223
Publication date
Aug 1, 2013
Pangang Group Panzhihua Steel & Vanadium Co. Ltd
Dongsheng Mei
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH CARBON CONTENT AND HIGH STRENGTH HEAT-TREATED STEEL RAIL AND M...
Publication number
20110253268
Publication date
Oct 20, 2011
PANGANG GROUP CO., LTD.
Ming ZOU
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Non-Steroidal Androgen Receptor Modulators, Preparation Process, Ph...
Publication number
20080293808
Publication date
Nov 27, 2008
Mingwei Wang
C07 - ORGANIC CHEMISTRY