Global Patent Index - EP 1240471 A1

EP 1240471 A1 2002-09-18 - TUBE NEST HEAT EXCHANGER WITH CLEANING ACCESS

Title (en)

TUBE NEST HEAT EXCHANGER WITH CLEANING ACCESS

Title (de)

ROHRBÜNDELWÄRMETAUSCHER MIT REINIGUNGSZUGANG

Title (fr)

ECHANGEUR DE CHALEUR A FAISCEAU TUBULAIRE POSSEDANT UN ACCES DE NETTOYAGE

Publication

EP 1240471 A1 (EN)

Application

EP 00988805 A

Priority

  • EP 0013188 W
  • IT MI990775 U

Abstract (en)

[origin: WO0148434A1] A tube nest heat exchanger with shell under pressure has a lower inlet tube plate (12) separating the interior of the shell from an inlet manifold for arrival of the fluid to be cooled. The tube plate has fluid passages (14) and near the internal surface of the tube plate are side cleaning passages (35) for communication with the exterior of the shell and designed for introduction into the shell of means (45, 46) for cleaning the plate zone at the foot of the nest tubes. There can be inspection passages (38) near the plate surface for visual inspection of the zones to be cleaned.

IPC 1-7 (main, further and additional classification)

F28G 1/14

IPC 8 full level (invention and additional information)

F22B 37/48 (2006.01); F28F 9/18 (2006.01); F28G 1/14 (2006.01)

CPC (invention and additional information)

F28F 9/182 (2013.01); F22B 37/483 (2013.01); F28G 1/14 (2013.01)

Citation (search report)

See references of WO 0148434A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

EPO simple patent family

WO 0148434 A1 20010705; AU 2512001 A 20010709; EP 1240471 A1 20020918; IT 246964 Y1 20020410; IT MI990775 U1 20010625; IT MI990775 V0 19991223

INPADOC legal status


2005-01-05 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20040701

2002-11-13 [RIN1] INVENTOR CHANGED BEFORE GRANT

- Inventor name: GALATELLO, ADAMO, GAETANO

2002-09-18 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20020611

2002-09-18 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

2002-09-18 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI