US 2022/0349062 A1Published application

Hydrophilic stainless steel and method for manufacturing same

AssigneeIucf-Hyu (Industry-University Cooperation Foundation Hanyang University)

InventorsDong Rip KIM, Jae Hyeon JEON, Jung Bin YANG

Life of this patent

Estimating the term…

Abstract

A method of manufacturing hydrophilic stainless steel includes polishing the surface of the stainless steel in one direction; and immersing the polished stainless steel in an acidic solution to form an oxide film.

Claims10

Dependent claims

A method of manufacturing hydrophilic stainless steel, the method comprising:

polishing the surface of the stainless steel in one direction;
and
immersing the polished stainless steel in an acidic solution to form an oxide film.

Dependencies are inferred from the claim text.

Facts

Application: 17/868,622Filed 19 Jul 2022
Priority: KR 10-2020-000736320 Jan 2020
Published: 3 Nov 2022
Term ends: Not estimatedThe source records don’t support an estimate.

Classification8 codes

C23C 22/30
Containing hexavalent chromium compounds: containing also trivalent chromium
C23C 22/50
Not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates: treatment…
C21D 1/26
General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering: methods of annealing
C21D 1/72
Temporary coatings or embedding materials applied before or during heat treatment: during chemical change of surfaces

Family

Application17/868,622Continuation
US 2022/0349062 A1This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

Open elsewhere

patentgrep

Loading patent…

patentgrepSearch patents

Back to results