Steel For Tool And Manufacturing Method For Same

Abstract: According to one aspect of the present invention, it is possible to provide: steel which has improved heat treatment properties of spheroidizing annealing while having high hardness characteristics and thus is suitable for a tool; and a manufacturing method for same.

Patent Information

Application #

Filing Date

29 June 2023

Publication Number

32/2024

Publication Type

INA

Invention Field

METALLURGY

Status

Email

Parent Application

Applicants

POSCO CO., LTD

6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859

Inventors

1. SON, Chang-Young

c/o Pohang Iron & Steel Works, 6262, Donghaean-ro, Nam-gu Pohang-si, Gyeongsangbuk-do 37877

2. CHOI, Jae-Hun

c/o Pohang Iron & Steel Works, 6262, Donghaean-ro, Nam-gu Pohang-si, Gyeongsangbuk-do 37877

Specification

Documents

Application Documents

#	Name	Date
1	202317043773-STATEMENT OF UNDERTAKING (FORM 3) [29-06-2023(online)].pdf	2023-06-29
2	202317043773-REQUEST FOR EXAMINATION (FORM-18) [29-06-2023(online)].pdf	2023-06-29
3	202317043773-PROOF OF RIGHT [29-06-2023(online)].pdf	2023-06-29
4	202317043773-PRIORITY DOCUMENTS [29-06-2023(online)].pdf	2023-06-29
5	202317043773-POWER OF AUTHORITY [29-06-2023(online)].pdf	2023-06-29
6	202317043773-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [29-06-2023(online)].pdf	2023-06-29
7	202317043773-FORM 18 [29-06-2023(online)].pdf	2023-06-29
8	202317043773-FORM 1 [29-06-2023(online)].pdf	2023-06-29
9	202317043773-FIGURE OF ABSTRACT [29-06-2023(online)].pdf	2023-06-29
10	202317043773-DRAWINGS [29-06-2023(online)].pdf	2023-06-29
11	202317043773-DECLARATION OF INVENTORSHIP (FORM 5) [29-06-2023(online)].pdf	2023-06-29
12	202317043773-COMPLETE SPECIFICATION [29-06-2023(online)].pdf	2023-06-29
13	202317043773-FORM-26 [17-07-2023(online)].pdf	2023-07-17
14	202317043773-Others-210723.pdf	2023-09-06
15	202317043773-GPA-210723.pdf	2023-09-06
16	202317043773-Correspondence-210723.pdf	2023-09-06
17	202317043773-FORM 3 [29-11-2023(online)].pdf	2023-11-29