公开(公告)号：US12128627B2

公开(公告)日：2024-10-29

申请号：US17299016

申请日：2019-12-11

Applicant: EOS GmbH Electro Optical Systems

Inventor： Ulrich Kleinhans ,  Philip Stroebel ,  Sven Pawliczek ,  Johannes Rumpel

IPC: B29C64/371 ,  B01D46/00 ,  B22F1/142 ,  B22F1/16 ,  B22F10/77 ,  B33Y40/20

CPC classification number: B29C64/371 ,  B01D46/0093 ,  B22F1/142 ,  B22F1/16 ,  B22F10/77 ,  B22F2201/10 ,  B22F2202/11 ,  B33Y40/20 ,  B22F2999/00 ,  B22F1/16 ,  B22F1/142 ,  B22F2201/03 ,  B22F10/77 ,  B22F1/145

Abstract: Disclosed is a method for the post-treatment of particles carried along in a process gas of a device for the generative manufacturing of three-dimensional objects, wherein the particles are conducted to a filter chamber. An oxidant is added to the particles and that an oxidation reaction of the particles with the oxidant is initiated.

公开(公告)号：US11919079B2

公开(公告)日：2024-03-05

申请号：US17370682

申请日：2021-07-08

Applicant: Delavan Inc.

Inventor： Thomas J. Ocken ,  Lukas Shea ,  Jerry Logsdon ,  Joseph Samo

IPC: B33Y40/00 ,  B22F3/10 ,  B22F3/105 ,  B22F10/28 ,  B22F10/73 ,  B29C64/357 ,  B33Y10/00 ,  B33Y30/00 ,  B22F10/34 ,  B22F12/70 ,  B29C64/153

CPC classification number: B22F3/105 ,  B22F3/1007 ,  B22F3/1017 ,  B22F10/28 ,  B22F10/73 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y40/00 ,  B22F10/34 ,  B22F12/70 ,  B22F2201/10 ,  B22F2201/20 ,  B22F2203/03 ,  B22F2998/10 ,  B22F2999/00 ,  B29C64/153 ,  B29C64/357 ,  B22F2998/10 ,  B22F10/70 ,  B22F1/05 ,  B22F3/1017 ,  B22F2201/10 ,  B22F2201/20 ,  B22F2998/10 ,  B22F1/05 ,  B22F2201/20 ,  B22F2201/10 ,  B22F3/1017 ,  B22F10/70 ,  B22F2998/10 ,  B22F10/73 ,  B22F1/05 ,  B22F3/1017 ,  B22F2201/10 ,  B22F2201/20 ,  B22F2999/00 ,  B22F12/70 ,  B22F10/28 ,  B22F2999/00 ,  B22F12/70 ,  B22F10/73 ,  B22F2998/10 ,  B22F10/70 ,  B22F1/05 ,  B22F3/1017 ,  B22F2201/20 ,  B22F2201/10

Abstract: A method of additive manufacturing includes supplying additive manufacturing powder to a build area of an additive manufacturing machine. The method includes fusing a portion of the powder to form a part, and removing a non-fused portion of the powder from the build area into a removable vessel for storing non-fused powder after building a part. The method can include supplying additive manufacturing powder to a build area, fusing a portion of the powder, and removing a non-fused portion of the powder all on a single discrete lot of additive manufacturing powder without mixing lots.

公开(公告)号：US20240026509A1

公开(公告)日：2024-01-25

申请号：US18355913

申请日：2023-07-20

Applicant: Carpenter Technology Corporation

Inventor： Austin Dicus ,  Stephane Alexis Jacques Forsik

IPC: C22C38/58 ,  C22C38/52 ,  C22C38/44 ,  C22C38/42 ,  C22C38/00 ,  B33Y70/00 ,  C22C33/04 ,  B22F1/05 ,  B22F1/065 ,  B22F9/08 ,  C21D8/00 ,  C21D6/00 ,  C21D1/18 ,  C21D1/60

CPC classification number: C22C38/58 ,  C22C38/52 ,  C22C38/44 ,  C22C38/42 ,  C22C38/001 ,  B33Y70/00 ,  C22C33/04 ,  B22F1/05 ,  B22F1/065 ,  B22F9/082 ,  C21D8/005 ,  C21D6/004 ,  C21D6/005 ,  C21D6/007 ,  C21D1/18 ,  C21D1/60 ,  B22F2301/35 ,  B22F2009/086 ,  B22F2998/10 ,  B22F2999/00 ,  B22F2201/50 ,  B22F2201/10 ,  B22F2201/20 ,  B22F2009/0824 ,  C21D2211/005 ,  C21D2211/001

Abstract: Disclosed herein are duplex stainless steel alloys comprising 40 wt %-60 wt % ferrite and 60 wt %-40 wt % austenite and methods of formation thereof, the alloys including or consisting essentially of



from 10 wt % to 20 wt % chromium (Cr);
from 6 wt % to 13 wt % molybdenum (Mo);
from 0.5 wt % to 6.5 wt % nickel (Ni);
from 2.25 wt % to 12 wt % manganese (Mn);
from 0.05 wt % to 5 wt % copper (Cu);
from 0.05 wt % to 0.4 wt % nitrogen (N);
from 0.05 wt % to 0.35 wt % carbon (C);
from 0.01 wt % to 3.5 wt % cobalt (Co);
less than 2 wt % silicon (Si);
less than 2 wt % tungsten (W); and
iron (Fe) balance.

The duplex stainless steel alloy may include cast or wrought steel, or it may be in powder form.

公开(公告)号：US11872747B2

公开(公告)日：2024-01-16

申请号：US16079359

申请日：2017-07-06

Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

Inventor： Vladek Kasperchik ,  Krzysztof Nauka ,  David Michael Ingle

IPC: B33Y10/00 ,  B22F10/14 ,  B22F10/36 ,  B29C64/165 ,  B33Y30/00 ,  B33Y70/10 ,  B22F12/41 ,  B22F10/68 ,  B22F12/42 ,  B22F12/52 ,  B22F12/60 ,  B22F10/368 ,  B22F10/64

CPC classification number: B29C64/165 ,  B22F10/14 ,  B22F12/41 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y70/10 ,  B22F10/36 ,  B22F10/368 ,  B22F10/64 ,  B22F10/68 ,  B22F12/42 ,  B22F12/52 ,  B22F12/60 ,  B22F2201/01 ,  B22F2201/10 ,  B22F2999/00 ,  B22F1/10 ,  B22F3/1017 ,  B22F3/105 ,  B22F10/10 ,  B22F2998/10 ,  B22F10/14 ,  B22F10/64 ,  B22F10/68 ,  B22F3/10

Abstract: Described herein are methods and systems for printing a three-dimensional object. In an example, a method for printing a three-dimensional object can comprise: (i) a metallic build material being applied; (ii) a binder fluid being applied on at least a portion of the metallic build material; (iii) the selectively applied binder fluid can be flash fused to bind the metallic build material and the selectively applied binder fluid by application of an energy flux having an energy density of from about 0.5 J/cm2 to about 20 J/cm2 for less than about 1 second. In the example, (i), (ii), and (iii) can be repeated at least one time to form the three-dimensional object. The binder fluid can comprise a liquid vehicle and polymer particles dispersed in the liquid vehicle.

公开(公告)号：US20240013976A1

公开(公告)日：2024-01-11

申请号：US18034976

申请日：2021-11-12

Applicant: MIMPLUS TECHNOLOGIES GMBH & CO. KG

Inventor： Johannes MAURATH ,  Simone SCHUSTER

IPC: H01F41/02 ,  H01F1/057 ,  B22F9/02 ,  B22F9/04 ,  B22F3/10 ,  B22F3/15

CPC classification number: H01F41/0273 ,  H01F1/0577 ,  B22F9/023 ,  B22F9/04 ,  B22F3/1007 ,  B22F3/15 ,  B22F2998/10 ,  B22F2999/00 ,  B22F2301/355 ,  B22F2201/10

Abstract: The invention relates to a method for producing a permanent magnet from a magnetic base material, wherein



the magnetic base material is shaped, wherein a raw form is created, wherein
the raw form is subjected to grain refinement, wherein
the raw form is sintered, wherein the permanent magnet is produced.

公开(公告)号：US20230395290A1

公开(公告)日：2023-12-07

申请号：US18236519

申请日：2023-08-22

Applicant: NITTETSU MINING CO., LTD.

Inventor： Akira KISHIMOTO ,  Takahiro ITO ,  Naoto KITAMURA

IPC: H01F1/03 ,  C09C1/62 ,  C09C3/06 ,  C09D11/037 ,  C22C38/16 ,  C22C38/14 ,  C22C38/10 ,  C22C38/06 ,  B22F1/17 ,  B22F1/16 ,  B22F9/08 ,  B22F1/05 ,  B22F1/142 ,  C21D9/00 ,  C21D6/00 ,  B22F1/145

CPC classification number: H01F1/0306 ,  C09C1/62 ,  C09C3/066 ,  C09D11/037 ,  C22C38/16 ,  C22C38/14 ,  C22C38/105 ,  C22C38/06 ,  B22F1/17 ,  B22F1/16 ,  B22F9/082 ,  B22F1/05 ,  B22F1/142 ,  C21D9/00 ,  C21D6/001 ,  C21D6/007 ,  B22F1/145 ,  C01P2004/80 ,  C01P2006/42 ,  C01P2004/61 ,  C01P2006/12 ,  C01P2006/62 ,  C01P2004/03 ,  B22F2999/00 ,  B22F2302/25 ,  B22F2301/35 ,  B22F2301/255 ,  B22F2998/10 ,  B22F2304/10 ,  C22C2202/02 ,  B22F2201/10 ,  B22F2202/01

Abstract: An object of the present invention is to provide a semi-hard magnetic white powder having characteristics suitable as a security pigment, such as the magnetic powder contained in magnetic inks used for MICR. The white powder includes base particles made of a semi-hard magnetic Alnico alloy, the base particles having a titanium oxide film and a metallic silver film in this order on the surfaces thereof.

公开(公告)号：US11826828B2

公开(公告)日：2023-11-28

申请号：US17112030

申请日：2020-12-04

Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.

Inventor： Takahiro Tachibana ,  Yasuyuki Fujiya ,  Masayuki Ota

IPC: B22F12/70 ,  B22F10/25 ,  B33Y30/00 ,  B29C64/364 ,  B33Y50/02 ,  B29C64/371 ,  B29C64/393 ,  F17C7/00 ,  F17C13/02

CPC classification number: B22F12/70 ,  B22F10/25 ,  B29C64/364 ,  B29C64/371 ,  B29C64/393 ,  B33Y30/00 ,  B33Y50/02 ,  F17C7/00 ,  F17C13/025 ,  B22F2201/10 ,  F17C2221/03 ,  F17C2227/0157 ,  F17C2250/032 ,  F17C2250/043 ,  F17C2270/05

Abstract: A gas supply device for a manufacturing device includes an inert gas supply source that supplies inert gas, a supply line connected to the inert gas supply source, a nitrogen removal portion that is provided on the supply line and that removes at least a portion of nitrogen in the inert gas, and an oxygen removal portion that is provided on the supply line and that removes at least a portion of oxygen in the inert gas.

公开(公告)号：US11813675B2

公开(公告)日：2023-11-14

申请号：US16764162

申请日：2018-04-19

Applicant: SHANGHAI MG POWER TECHNOLOGY CO., LTD

Inventor： Jianxin Zou ,  Wenjiang Ding

IPC: B22F9/00 ,  B22F9/08 ,  C01B6/04 ,  B01J19/00 ,  B22F9/16 ,  B01J3/00

CPC classification number: B22F9/082 ,  B01J3/006 ,  B01J19/0013 ,  B22F9/16 ,  C01B6/04 ,  B22F2009/084 ,  B22F2009/086 ,  B22F2009/0824 ,  B22F2009/0892 ,  B22F2201/013 ,  B22F2201/10 ,  B22F2301/058 ,  B22F2998/10

Abstract: Provided is an integrated device for preparing magnesium hydride powder and a method for preparing magnesium hydride powder. The device comprises a heating chamber for heating a magnesium-based metal material to produce metal droplets; a powder-making chamber comprising an atomizing means used for atomizing the metal droplets which are then cooled to form a metal powder; and a reaction chamber used for performing a hydrogenation reaction on the metal powder to form the magnesium hydride powder. The device is an integrated structure monolithic with a simple structure and a convenient operation; and the entire process of preparing magnesium hydride powder can be completed in this single device and can realize automated control. The preparation method is simple and easy to operate and produces a product that has a moderate size, uniform particles, and excellent performance.

公开(公告)号：US11759864B2

公开(公告)日：2023-09-19

申请号：US17492699

申请日：2021-10-04

Applicant: Sodick Co., Ltd.

Inventor： Tsuyoshi Saito ,  Shuji Okazaki

IPC: B22F12/67 ,  B33Y30/00 ,  B22F12/50 ,  B22F12/00 ,  B29C64/209 ,  B29C64/321 ,  B29C64/25 ,  B22F12/70 ,  B22F12/90 ,  B33Y40/00 ,  B22F12/53 ,  B22F10/73 ,  B22F12/30 ,  B22F10/28

CPC classification number: B22F12/70 ,  B22F10/73 ,  B22F12/30 ,  B22F12/38 ,  B22F12/50 ,  B22F12/53 ,  B22F12/67 ,  B22F12/90 ,  B29C64/209 ,  B29C64/25 ,  B29C64/321 ,  B33Y30/00 ,  B33Y40/00 ,  B22F10/28 ,  B22F2201/10

Abstract: An additive manufacturing apparatus includes a chamber, a material layer former, and a guide member. The material layer former includes a base on which a molding region is present, a recoater head that moves on the base in a horizontal direction while discharging material, and a blade that levels the material to form a material layer. The guide member includes a feed chute that is configured to enable the material to be flowed, a shaft that is provided to shut a lower end portion of the feed chute and has a through hole, and a rotary actuator that rotates the shaft. The discharge of the material is switched to an on- or off-state by rotating the shaft.

公开(公告)号：US11679439B2

公开(公告)日：2023-06-20

申请号：US17396617

申请日：2021-08-06

Applicant: GOODRICH CORPORATION

Inventor： Sergey Mironets ,  Thomas J. Martin ,  Alexander Staroselsky

IPC: B22F10/22 ,  B33Y10/00 ,  B33Y40/10 ,  B33Y70/00 ,  B22F7/02 ,  B22F12/13 ,  B22F12/53 ,  B22F12/58 ,  B33Y30/00 ,  B23K20/12 ,  B22F12/70

CPC classification number: B22F10/22 ,  B22F7/02 ,  B22F12/13 ,  B22F12/53 ,  B22F12/58 ,  B22F12/70 ,  B23K20/1215 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y40/10 ,  B33Y70/00 ,  B22F2201/10

Abstract: A method may comprise: placing a probe in a molten metal melt comprising a thixotropic metal alloy; injecting a gas into the molten metal melt to form a saturated slurry, the saturated slurry being at a temperature above a liquidus temperature of the thixotropic metal alloy after injecting the gas; removing the probe from the molten metal melt; and depositing the molten metal melt through an extruder of an additive manufacturing system.