公开(公告)号：US11998987B2

公开(公告)日：2024-06-04

申请号：US15831779

申请日：2017-12-05

申请人： Kennametal Inc.

发明人： Paul D. Prichard ,  Kevin Gamble ,  John Skwara

IPC分类号： B33Y70/00 ,  B22F7/06 ,  B22F10/14 ,  B22F10/38 ,  B28B1/00 ,  B33Y10/00 ,  B33Y80/00 ,  B22F10/28 ,  C22C1/04 ,  C22C29/08 ,  C22C33/02

CPC分类号： B22F7/06 ,  B22F10/14 ,  B22F10/38 ,  B28B1/001 ,  B33Y10/00 ,  B33Y70/00 ,  B33Y80/00 ,  B22F10/28 ,  B22F2207/17 ,  B22F2301/15 ,  B22F2301/35 ,  B22F2998/10 ,  C22C1/0433 ,  C22C29/08 ,  C22C33/02 ,  Y10T428/12021 ,  B22F2998/10 ,  B22F10/14 ,  B22F7/06 ,  B22F3/10

摘要： In one aspect, a method of making a sintered article comprises providing a composite article comprising a porous exterior printed from a powder composition via one or more additive manufacturing techniques, the porous exterior defining an interior volume and providing a loose powder component in the interior volume. The porous exterior and loose powder component are simultaneously sintered to provide the sintered article comprising a sintered interior and sintered exterior.

公开(公告)号：US20240009734A1

公开(公告)日：2024-01-11

申请号：US18372359

申请日：2023-09-25

申请人： KENNAMETAL INC.

发明人： Paul D. Prichard ,  Kevin Gamble ,  John Skwara

IPC分类号： B22F10/14

CPC分类号： B22F10/14 ,  B33Y10/00

摘要： In one aspect, a method of making a sintered article comprises providing a composite article comprising a porous exterior printed from a powder composition via one or more additive manufacturing techniques, the porous exterior defining an interior volume and providing a loose powder component in the interior volume. The porous exterior and loose powder component are simultaneously sintered to provide the sintered article comprising a sintered interior and sintered exterior.

公开(公告)号：US20190168299A1

公开(公告)日：2019-06-06

申请号：US15831779

申请日：2017-12-05

申请人： Kennametal Inc.

发明人： Paul D. Prichard ,  Kevin Gamble ,  John Skwara

IPC分类号： B22F3/00 ,  B22F7/06 ,  B28B1/00 ,  B33Y10/00 ,  B33Y80/00

摘要： In one aspect, a method of making a sintered article comprises providing a composite article comprising a porous exterior printed from a powder composition via one or more additive manufacturing techniques, the porous exterior defining an interior volume and providing a loose powder component in the interior volume. The porous exterior and loose powder component are simultaneously sintered to provide the sintered article comprising a sintered interior and sintered exterior.