Global Patent Index - EP 2021678 A1

EP 2021678 A1 2009-02-11 - METHOD AND DEVICE FOR GUARANTEEING THE FREE FLOW AND COOLING OF FREE FLOWING MATERIALS CONTAINING AMMONIUM NITRATE

Title (en)

METHOD AND DEVICE FOR GUARANTEEING THE FREE FLOW AND COOLING OF FREE FLOWING MATERIALS CONTAINING AMMONIUM NITRATE

Title (de)

VERFAHREN UND VORRICHTUNG ZUR SICHERUNG DER FREIEN FLIESSFÄHIGKEIT UND KÜHLUNG VON FLIESSFÄHIGEN, AMMONIUMNITRATHALTIGEN MATERIALIEN

Title (fr)

PROCEDE ET DISPOSITIF POUR ASSURER LA FLUIDITE ET LE REFROIDISSEMENT DE MATIERES FLUIDES CONTENANT DU NITRATE D'AMMONIUM

Publication

EP 2021678 A1 (DE)

Application

EP 07728880 A

Priority

  • EP 2007054427 W
  • DE 102006022035 A

Abstract (en)

[origin: WO2007128813A1] The invention relates to a method and device for guaranteeing the free flow and cooling of free flowing granular materials containing ammonium nitrate during transport, storage and conveying of the materials in conduits into and out of containers, wherein the free-flowing materials containing ammonium nitrate are transported, stored, conveyed and/or cooled in a dry and cold inert gas phase in a close system.

IPC 8 full level (invention and additional information)

F17D 1/08 (2006.01)

CPC (invention and additional information)

C06B 21/00 (2013.01)

Citation (search report)

See references of WO 2007128813A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

EPO simple patent family

DE 102006022035 A1 20071115; EP 2021678 A1 20090211; WO 2007128813 A1 20071115

INPADOC legal status


2015-08-26 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20111118

2012-08-08 [DAX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (TO ANY COUNTRY) (DELETED)

2010-04-21 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20100317

2009-02-11 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20081208

2009-02-11 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

2009-02-11 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: AL BA HR MK RS