(19)
(11) EP 4 069 451 A1

(12)

(43) Date of publication:
12.10.2022 Bulletin 2022/41

(21) Application number: 20816479.8

(22) Date of filing: 03.12.2020
(51) International Patent Classification (IPC): 
B22F 1/00(2022.01)
F26B 3/06(2006.01)
 B22F 3/20(2006.01)
F26B 21/00(2006.01)
(52) Cooperative Patent Classification (CPC):
B22F 3/20; F26B 21/006; F26B 21/004; B22F 3/10; B22F 3/1021; B22F 2201/00; B22F 2999/00; B22F 3/1039; B22F 1/10
 
C-Sets:
  1. B22F 2999/00, B22F 3/20, B22F 2201/00;
  2. B22F 2999/00, B22F 3/1039, B22F 2201/03;
(86) International application number:
PCT/EP2020/084453
(87) International publication number:
WO 2021/110830 (10.06.2021 Gazette 2021/23)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 04.12.2019 EP 19213534

(71) Applicant: Grundfos Holding A/S
8850 Bjerringbro (DK)

(72) Inventors:
  • SOREA, Alexandru
    9220 Aalborg Ø (DK)
  • VALLER, Peter
    9210 Aalborg SØ (DK)
  • SØEGAARD, Allan Ivo
    9500 Holstebro (DK)

(74) Representative: Plougmann Vingtoft a/s 
Strandvejen 70
2900 Hellerup
2900 Hellerup (DK)

   


(54) METHOD OF MANUFACTURING OF A POWDER-METALLURGICAL COMPONENT, INCLUDING DRYING WITH GAS FLOW BEFORE SINTERING