EP 3484979 A1 20190522 - METHOD FOR COATING PROPPANTS
Title (en)
METHOD FOR COATING PROPPANTS
Title (de)
VERFAHREN ZUR BESCHICHTUNG VON STÜTZMITTELN
Title (fr)
PROCÉDÉ D'ENROBAGE D'AGENTS DE SOUTÈNEMENT
Publication
Application
Priority
EP 2016066681 W 20160713
Abstract (en)
[origin: WO2018010788A1] The invention relates to a method for producing coated proppants which are used in so-called hydraulic fracturing (fracking).
IPC 8 full level
C09K 8/68 (2006.01); C09K 8/80 (2006.01); C09K 8/88 (2006.01)
CPC (source: EP KR US)
C03C 11/002 (2013.01 - US); C03C 12/00 (2013.01 - US); C03C 17/30 (2013.01 - US); C03C 17/32 (2013.01 - US); C09D 161/06 (2013.01 - KR); C09D 183/04 (2013.01 - KR); C09K 8/805 (2013.01 - EP KR US); C09D 161/06 (2013.01 - US); C09D 183/04 (2013.01 - US); C09K 8/62 (2013.01 - EP US)
Citation (search report)
See references of WO 2018010788A1
Designated contracting state (EPC)
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 state (EPC)
BA ME
DOCDB simple family (publication)
WO 2018010788 A1 20180118; CN 109476985 A 20190315; EP 3484979 A1 20190522; KR 20190018491 A 20190222; US 2019233720 A1 20190801
DOCDB simple family (application)
EP 2016066681 W 20160713; CN 201680087539 A 20160713; EP 16740993 A 20160713; KR 20197001089 A 20160713; US 201616317701 A 20160713