Global Patent Index - EP 2576763 A2

EP 2576763 A2 20130410 - METHODS TO STIMULATE BIOGENIC METHANE PRODUCTION FROM HYDROCARBON-BEARING FORMATIONS

Title (en)

METHODS TO STIMULATE BIOGENIC METHANE PRODUCTION FROM HYDROCARBON-BEARING FORMATIONS

Title (de)

VERFAHREN ZUR STIMULIERUNG EINER BIOGENEN METHANPRODUKTION AUS KOHLENWASSERSTOFF-TRAGENDEN FORMIERUNGEN

Title (fr)

PROCÉDÉS POUR STIMULER LA PRODUCTION DE MÉTHANE BIOGÉNIQUE DANS DES FORMATIONS PÉTROLIFÈRES

Publication

EP 2576763 A2 20130410 (EN)

Application

EP 11790489 A 20110603

Priority

  • US 35170910 P 20100604
  • US 2011039120 W 20110603

Abstract (en)

[origin: WO2011153467A2] The present invention describes methods of stimulating the biogenic production of methane in hydrocarbon-bearing formations. The present application provides various stimulants which, when contacted with a hydrocarbon deposit in situ or ex situ, induce or enhance coalbed methane production.

IPC 8 full level

C12N 1/20 (2006.01); C12P 5/02 (2006.01); E21B 43/00 (2006.01)

CPC (source: EP US)

C09K 8/582 (2013.01 - EP US); C09K 8/70 (2013.01 - EP US); C12N 1/20 (2013.01 - EP US); C12N 1/26 (2013.01 - EP US); C12P 5/023 (2013.01 - EP US); Y02E 50/30 (2013.01 - EP US)

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

DOCDB simple family (publication)

WO 2011153467 A2 20111208; WO 2011153467 A3 20120216; AU 2011261306 A1 20130110; AU 2011261306 B2 20160519; CA 2801558 A1 20111208; EP 2576763 A2 20130410; EP 2576763 A4 20131113; US 2012138290 A1 20120607

DOCDB simple family (application)

US 2011039120 W 20110603; AU 2011261306 A 20110603; CA 2801558 A 20110603; EP 11790489 A 20110603; US 201113153120 A 20110603