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| Application No. | Application Title | Issue Date |
| 20120067566 | Method for the Use of Nitrates and Nitrate Reducing Bacteria In Hydraulic Fracturing A slick water fracturing fluid including a brine, an inorganic nitrate, a nitrogen reducing bacteria, a scale inhibitor selected from the group consisting of a polyacrylate polymer, a polyacrylate copolymer, a polyacrylate terpolymer, and mixtures thereof, and a frictio... | 03/22/2012 |
| 20120006534 | METHOD FOR PRE-TREATMENT OF SUBTERRANEAN SITES ADJACENT TO WATER INJECTION WELLS A method to improve the effectiveness of MEOR or bioremediation processes has been disclosed. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocul... | 01/12/2012 |
| 20120006536 | METHOD FOR PRE-TREATMENT OF SUBTERRANEAN SITES ADJACENT TO WATER INJECTION WELLS A method to improve the effectiveness of MEOR or bioremediation processes has been disclosed. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocul... | 01/12/2012 |
| 20120006535 | METHOD FOR PRE-TREATMENT OF SUBTERRANEAN SITES ADJACENT TO WATER INJECTION WELLS A method to improve the effectiveness of MEOR or bioremediation processes has been disclosed. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocul... | 01/12/2012 |
| 20120006542 | METHOD FOR PRE-TREATMENT OF SUBTERRANEAN SITES ADJACENT TO WATER INJECTION WELLS A method to improve the effectiveness of MEOR or bioremediation processes has been disclosed. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocul... | 01/12/2012 |
| 20120006541 | METHOD FOR PRE-TREATMENT OF SUBTERRANEAN SITES ADJACENT TO WATER INJECTION WELLS A method to improve the effectiveness of MEOR or bioremediation processes has been disclosed. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocul... | 01/12/2012 |
| 20120006540 | METHOD FOR PRE-TREATMENT OF SUBTERRANEAN SITES ADJACENT TO WATER INJECTION WELLS A method to improve the effectiveness of MEOR or bioremediation processes has been disclosed. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocul... | 01/12/2012 |
| 20120006539 | METHOD FOR PRE-TREATMENT OF SUBTERRANEAN SITES ADJACENT TO WATER INJECTION WELLS A method to improve the effectiveness of MEOR or bioremediation processes has been disclosed. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocul... | 01/12/2012 |
| 20120006538 | METHOD FOR PRE-TREATMENT OF SUBTERRANEAN SITES ADJACENT TO WATER INJECTION WELLS A method to improve the effectiveness of MEOR or bioremediation processes has been disclosed. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocul... | 01/12/2012 |
| 20120006537 | METHOD FOR PRE-TREATMENT OF SUBTERRANEAN SITES ADJACENT TO WATER INJECTION WELLS A method to improve the effectiveness of MEOR or bioremediation processes has been disclosed. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocul... | 01/12/2012 |
| 20110284215 | BIOGENIC FUEL GAS GENERATION IN GEOLOGIC HYDROCARBON DEPOSITS A method of increasing biogenic production of a combustible gas from a subterranean geologic formation is described. The method may include extracting formation water from the geologic formation, where the extracted formation water includes at least a first species and ... | 11/24/2011 |
| 20110277991 | Methods of identifying stimulants for methane production from hydrocarbon-bearing formations The present invention describes methods of identifying stimulants for the biogenic production of methane in hydrocarbon-bearing formations. Methods involve the use of microbial nucleic acid sequence information for the determination of gene products that are enzymes in ... | 11/17/2011 |
| 20110146973 | Biotechnological process for hydrocarbon recovery in low permeability porous media The present invention refers to a biotechnological process that enhances oil recovery of a 14 to 25 API Gravity oil contained in carbonate-containing and/or clayey sandstone porous rock systems with low permeability (7 to 100 mD), thus focused to petroleum wells associa... | 06/23/2011 |
| 20110139439 | BIOGENIC FUEL GAS GENERATION IN GEOLOGIC HYDROCARBON DEPOSITS Methods to enhance biogenic gas production in an anaerobic geologic formation containing carbonaceous material are described. The methods may include the steps of accessing the anaerobic formation, increasing a rate of production of the biogenic gases in the anaerobic f... | 06/16/2011 |
| 20110067856 | MICROBIAL ENHANCED OIL RECOVERY METHODS The present invention is directed to the field of microbial enhanced oil recovery (MEOR). In particular, the invention focuses on new, efficient, economical and environmentally safe microbial methods to enhance oil recovery in existing oil reservoirs, as well as microor... | 03/24/2011 |
| 20110061858 | METHOD FOR GROWING AND METABOLIZING MICROBES The present invention is generally directed to a method for releasing trapped oil in reservoirs. The method hereof includes identifying a reservoir, obtaining a microbial community sample of the reservoir, maintaining the sample under high temperature and high pressure ... | 03/17/2011 |
| 20110030952 | METHODS OF GRAVEL PACKING LONG INTERVAL WELLS Changing concentrations of brine in a gravel pack carrier fluid gelled with a viscoelastic surfactant (VES) increases the fluid efficiency for gravel packing long interval wells, such as wellbore producing interval greater than about 100 feet (about 30 m). VES-gelled fl... | 02/10/2011 |
| 20100300680 | BIOGENIC FUEL GAS GENERATION IN GEOLOGIC HYDROCARBON DEPOSITS A method of increasing biogenic production of a combustible gas from a subterranean geologic formation is described. The method may include extracting formation water from the geologic formation, where the extracted formation water includes at least a first species and ... | 12/02/2010 |
| 20100252255 | Increased microbial production of methane gas from subsurface hydrocarbon containing formations Methods and compositions are provided for increasing methane gas produced or released from a subsurface hydrocarbon containing formation containing methanogenic microorganisms. The methods and compositions provide using an amount of amino acids effective to increase met... | 10/07/2010 |
| 20100212888 | METHOD OF IMPROVING OIL RECOVERY FROM AN OIL RESERVOIR USING AN ENRICHED ANAEROBIC STEADY STATE MICROBIAL CONSORTIUM The present disclosure relates to developing an enriched steady state microbial consortium capable of modifying crude oil components of an oil reservoir under anaerobic denitrifying conditions. The steady state consortium may be used to improve oil recovery.... | 08/26/2010 |
| 20100139913 | Stimulation of biogenic gas generation in deposits of carbonaceous material The invention relates to treating of subterranean formations to increase the susceptibility (by way of chemical break down or solubilization, but not necessarily limited by these or any other theories) of large carbonaceous molecules therein, such as comprise coal, to b... | 06/10/2010 |
| 20100101782 | BIOGENIC FUEL GAS GENERATION IN GEOLOGIC HYDROCARBON DEPOSITS A method for stimulating methane production from a carbonaceous material is described. The methods may include the step of contacting the material with cells of a methanogenic consortium under anaerobic conditions to form a reaction mixture. The method may also include ... | 04/29/2010 |
| 20100078162 | IDENTIFICATION, CHARACTERIZATION, AND APPLICATION OF THAUERA SP. AL9:8 USEFUL IN MICROBIALLY ENHANCED OIL RECOVERY The present disclosure relates to isolation, identification and application of Thauera strain AL9:8 which grows on crude oil as the sole carbon source under denitrifying anaerobic conditions Thauera strain AL9:8 can be used alone or in concert with other m... | 04/01/2010 |
| 20100071893 | Polymers and Nanoparticles Formulations With Shear-Thickening and Shear-Gelling Properties for Oilfield Applications The invention provides a composition having shear-gelling and shear-thickening properties based on a amphiphilic polymer combined with hydrophilic particles and polyethyleneoxide.... | 03/25/2010 |
| 20100051268 | OIL EXTRACTION SYSTEM AND OIL EXTRACTION SUPERVISORY SYSTEM An oil extraction system is provided. The oil extraction system includes a sucker rod pump (10) provided for a production well (2) so as to pump up crude oil; a signal detecting section (12) for detecting a pump-off signal sent from the sucker rod p... | 03/04/2010 |
| 20100044031 | METHOD FOR IDENTIFICATION OF NOVEL ANAEROBIC DENITRIFYING BACTERIA UTILIZING PETROLEUM COMPONENTS AS SOLE CARBON SOURCE A method for the phylogenetic identification of indigenous anaerobic denitrifying bacterial species in an oil well is described. The method avoids the process of enrichment of microbial samples.... | 02/25/2010 |
| 20090308598 | Process to Increase the Area of Microbial Stimulation in Methane Gas Recovery in a Multi Seam Coal Bed/methane Dewatering and Depressurizing Production System Through the Use of Horizontal or Multilateral Wells A process to increase the area of microbial stimulation in a process of methane gas recovery in a multi seamed coal bed/methane dewatering and depressurizing production system by first utilizing an underbalanced multilateral drilling technique. At this point in the proc... | 12/17/2009 |
| 20090260803 | IDENTIFICATION, CHARACTERIZATION, AND APPLICATION OF SHEWANELLA PUTREFACIENS (LH4:18), USEFUL IN MICROBIALLY ENHANCED OIL RELEASE The present disclosure relates to isolation, identification and application of Shewanella putrefaciens strain LH4:18 that grows, under denitrifying anaerobic conditions, on crude oil as the sole carbon source. This organism assists in oil release from substrate i... | 10/22/2009 |
| 20090246849 | Biogenic Methane Production Enhancement Systems Systems for enhanced in-situ or perhaps even ex-situ biogenic methane production from hydrocarbon-bearing formations (1) including coal seam, oil shale, coal, coal derivates and the like are presented in embodiments such as but not limited to: increasing and perh... | 10/01/2009 |
| 20090200015 | METHOD AND LIQUID FOR INCREASING THE RECOVERY FACTOR IN OIL RESERVOIRS This invention deals with a method for increasing the recovery factor in oil reservoirs through the injection of polymerization precursor liquids with low viscosity for the production of biopolymers in situ. The method acts in conjunction in the injection profile correc... | 08/13/2009 |
| 20090050315 | RING REDUCTION VIA NATURAL ANAEROBIC MICROBIOLOGICAL ACTIVITY FOR TRANSFORMATION OF CRUDE OIL-ASSOCIATED AROMATIC CHEMICALS The viscosity of the crude oil is reduced through reductive biotransformation of aromatic components of the crude oil by enhancing the biochemical capabilities of the natural anaerobic microbial populations of the well.... | 02/26/2009 |
| 20090050317 | METHOD FOR IMPROVING HYDROCARBON-WATER COMPATIBILITY IN A SUBSURFACE HYDROCARBON-CONTAMINATED SITE The present invention relates to methods for improving hydrocarbon-water compatibility. More specifically, the invention relates to methods for enhancing the production of surface-active agents in hydrocarbon-exposed surface waters in order to improve hydrocarbon-water ... | 02/26/2009 |
| 20090050316 | METHODS FOR IMPROVED HYDROCARBON AND WATER COMPATIBILITY The present invention relates to methods for improving hydrocarbon and water compatibility. More specifically, the invention relates to methods for enhancing the microbial production of surface-active agents in hydrocarbon-exposed surface waters in order to improve hydr... | 02/26/2009 |
| 20090025931 | WELLBORE TREATMENT FOR REDUCING WAX DEPOSITS A method of reducing wax deposition in an oil wellbore tubing are disclosed which comprise providing an aqueous bioslurry comprising at least one microbe capable of degrading paraffin wax at about 20-45° C. and a nutrient medium containing one or more carbon source and... | 01/29/2009 |
| 20080289816 | BIOGENIC FUEL GAS GENERATION IN GEOLOGIC HYDROCARBON DEPOSITS A process for introducing microorganisms to carbonaceous material in an anaerobic environment is described. The process includes the step of extracting formation water from a geologic formation, and removing at least a portion of an extractable material from the formati... | 11/27/2008 |
| 20080283242 | APPARATUS, COMPOSITIONS, AND METHODS OF BREAKING FRACTURING FLUIDS Apparatus and methods of reducing the viscosity of a gelled fluid is provided. In one embodiment, a viscosity reducing microbe is disposed in a capsule and added to the gelled fluid. The gelled fluid may include a thickening agent adapted to increase its viscosity. Upon... | 11/20/2008 |
| 20080202744 | Methods and Compositions for Fracturing Subterranean Formations Viscoelastic surfactant (VES) gelled aqueous fluids containing water, a VES, an internal breaker, a VES stabilizer, a fluid loss control agent and a viscosity enhancer are useful as treating fluids and particularly as fracturing fluids for subterranean formations. These... | 08/28/2008 |
| 20070261843 | Chemical amendments for the stimulation of biogenic gas generation in deposits of carbonaceous material Methods of stimulating biogenic production of a metabolic product with enhanced hydrogen content are described. The methods may include accessing a consortium of microorganisms in a geologic formation that includes a carbonaceous material. They may also include providin... | 11/15/2007 |
| 20070215344 | Inhibiting reservoir souring using a treated injection water A process for inhibiting souring in a hydrocarbon reservoir provides a feed water including a plurality of phosphorous constituents and having an elevated phosphorous concentration. At least some of the phosphorous constituents are removed from the feed water to produce... | 09/20/2007 |
| 20070181300 | System and method for preparing near-surface heavy oil for extraction using microbial degradation A system and method for enhancing the recovery of heavy oil in an oil extraction environment by feeding nutrients to a preferred microbial species (bacteria and/or fungi). A method is described that includes the steps of: sampling and identifying microbial species that ... | 08/09/2007 |
