(19)
(11) EP 3 502 475 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
16.10.2019 Bulletin 2019/42

(43) Date of publication A2:
26.06.2019 Bulletin 2019/26

(21) Application number: 18212273.9

(22) Date of filing: 13.12.2018
(51) International Patent Classification (IPC): 
F04B 39/12(2006.01)
F04B 39/10(2006.01)
 F04B 39/06(2006.01)
F04B 39/00(2006.01)
(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: 19.12.2017 IT 201700146286
23.11.2018 IT 201800010538

(71) Applicant: Nuovo Pignone Tecnologie SrL
50127 Florence (IT)

(72) Inventors:
  • CAPPELLI, Federico
    50127 Florence (IT)
  • ORSI, Gianni
    50127 Florence (IT)
  • ACCIAI, Paolo
    50127 Florence (IT)
  • SORGONA, Federico
    50127 Florence (IT)
  • BABBINI, Alberto
    50127 Florence (IT)

(74) Representative: Illingworth-Law, William Illingworth et al
Baker Hughes, A GE Company The Ark 201 Talgarth Road Hammersmith
London W6 8BJ
London W6 8BJ (GB)

   


(54) A RECIPROCATING COMPRESSOR AND MANUFACTURING METHOD


(57) A manufacturing method for manufacturing a cylinder for a reciprocating compressor is disclosed. The method comprises the step of manufacturing a compressor barrel comprising a cylinder chamber, a first suction valve seat, fluidly coupled to the cylinder chamber through a respective first gas suction port; and a first delivery valve seat, fluidly coupled to the cylinder chamber through a respective first gas delivery port. The method further comprises the step of manufacturing a gas inlet plenum and further manufacturing a gas discharge plenum, separately from the compressor barrel. The gas inlet plenum and the gas discharge plenum are manufactured by additive manufacturing.







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