GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 157 117 910 patent documents

This week's update (12/07/2024 12:00 CET):

139 301 new documents added

1 340 825 documents amended

GPI key values

Run regular monitoring (e.g. monthly or quarterly) of technical areas or companies

Use built-in charts to visualise technical trends and patenting activity of companies

Choose the data you want to see and download to focus on what you are interested in

Run data quality assessments to measure the risk of incomplete search results

EP 0060393 A3 19830413 - HEAT EXCHANGER

Title (en)

HEAT EXCHANGER

Publication

EP 0060393 A3 19830413 (DE)

Application

EP 82101048 A 19820212

Priority

DE 3110448 A 19810318

Abstract (en)

[origin: EP0060393A2] Heat exchanger having throughflow cross-sections of close mesh for cooling liquid and gaseous media by means of air, in which an exchangeable trap is arranged in front of the cooling grid in order to dedust the cooling air (Fig. 3). <IMAGE>

IPC 1-7

F28F 19/00; F28D 1/02

IPC 8 full level

F28D 1/03 (2006.01); F28F 19/00 (2006.01)

CPC (source: EP)

F28D 1/0366 (2013.01); F28F 19/002 (2013.01)

Citation (search report)

[X] GB 582142 A 19461106 - ISTVAN BARNA
[Y] NL 286326 A
[Y] US 2054538 A 19360915 - GRAVES EARL R, et al
[Y] US 4178034 A 19791211 - MITTENDORF THEODOR H [US]
[A] DE 1958566 A1 19700611 - LUMMUS CO

Designated contracting state (EPC)

AT DE FR GB IT

DOCDB simple family (publication)

EP 0060393 A2 19820922; EP 0060393 A3 19830413; DE 3110448 C1 19830601

DOCDB simple family (application)

EP 82101048 A 19820212; DE 3110448 A 19810318