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WO/2020/185090A1 |
A floating platform, preferably of the spar type, for treating seawater to provide prepared water for injection into a well extending through the seabed. The platform comprises an elongate hull structure vertically position-able in a bod...
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10744460 |
A water treatment subsea installation and method are disclosed, adapted for scaling prevention and treatment of raw seawater into process water suitable for use in subsea hydrocarbon production. The water treatment installation comprises...
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EP2655793B1 |
Technical system (2; 2′), method and uses for dosing of at least one liquid treatment means (12) into injection water (16) to an injection well (22), wherein the technical system (2; 2′) comprises: —an underwater line (14; 14′) f...
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EP2523908B1 |
Desalination plant containing a plurality of membrane trains each having a plurality of RO membrane units and a plurality of NF membrane units. The ratio of RO membrane units to NF membrane units in each membrane train is in the range of...
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20180071682 |
A water treatment subsea installation and method are disclosed, adapted for scaling prevention and treatment of raw seawater into process water suitable for use in subsea hydrocarbon production. The water treatment installation comprises...
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EP2655793A4 |
Technical system (2; 2′), method and uses for dosing of at least one liquid treatment means (12) into injection water (16) to an injection well (22), wherein the technical system (2; 2′) comprises: —an underwater line (14; 14′) f...
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9555373 |
Desalination plant containing a plurality of membrane trains each having a plurality of RO membrane units and a plurality of NF membrane units. The ratio of RO membrane units to NF membrane units in each membrane train is in the range of...
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9492790 |
Process for producing an injection water for an oil reservoir by pressurizing water having a total dissolved solids content of 20,000 to 45,000 ppm and a sulfate concentration of 1,000 to 4,000 ppm to 350 to 1250 psi absolute; and dividi...
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20150083656 |
A process of producing an injection water stream of controlled salinity and controlled sulfate anion content that is suitable for injection into an oil bearing formation of an oil reservoir, the process comprising the steps of: (a) feedi...
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8739869 |
Methods for enhanced oil recovery from a subterranean formation including adding a first salt to a first aqueous stream to form a first injection stream with an increased concentration of a first ion. A second salt is added to a second a...
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8678080 |
A system comprising a well drilled into an underground formation comprising hydrocarbons; a water supply; a steam production facility, the steam production facility comprising a filter to remove at least 80% of a quantity of divalent cat...
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8657000 |
Methods and systems for enhancing oil recovery from a subterranean formation comprising at least a first region and a second region are provided. An exemplary method includes creating an injection stream by adding a salt to a water strea...
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8656996 |
Methods and systems for enhanced oil recovery from a subterranean formation are provided. An exemplary includes separating fluid produced from the subterranean formation into a first fluid stream that includes an aqueous stream containin...
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EP2655793A1 |
Technical system (2; 2′), method and uses for dosing of at least one liquid treatment means (12) into injection water (16) to an injection well (22), wherein the technical system (2; 2′) comprises: —an underwater line (14; 14′) f...
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20130255955 |
A system comprising a well drilled into an underground formation comprising hydrocarbons; a water supply; a steam production facility, the steam production facility comprising a filter to remove at least 80% of a quantity of divalent cat...
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8469092 |
A system comprising a well drilled into an underground formation comprising hydrocarbons; a water supply; a steam production facility, the steam production facility comprising a filter to remove at least 80% of a quantity of divalent cat...
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8439111 |
Hydrocarbons are recovered from subterranean formations by waterflooding. The method comprises passing an aqueous displacement fluid via an injection well through a porous and permeable sandstone formation to release oil and recovering s...
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EP2523908A1 |
Desalination plant containing a plurality of membrane trains each having a plurality of RO membrane units and a plurality of NF membrane units. The ratio of RO membrane units to NF membrane units in each membrane train is in the range of...
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20120261340 |
A process of producing an injection water stream of controlled salinity and controlled sulfate anion content that is suitable for injection into an oil bearing formation of an oil reservoir, the process comprising the steps of: (a) feedi...
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20120125605 |
Methods and systems for enhanced oil recovery from a subterranean formation are provided. An exemplary includes separating fluid produced from the subterranean formation into a first fluid stream that includes an aqueous stream containin...
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20120125604 |
Methods and systems for enhancing oil recovery from a subterranean formation comprising at least a first region and a second region are provided. An exemplary method includes creating an injection stream by adding a salt to a water strea...
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20120125603 |
Methods for enhanced oil recovery from a subterranean formation including adding a first salt to a first aqueous stream to form a first injection stream with an increased concentration of a first ion. A second salt is added to a second a...
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20120085555 |
Hydrocarbons are recovered from subterranean formations by waterflooding. The method comprises passing an aqueous displacement fluid via an injection well through a porous and permeable sandstone formation to release oil and recovering s...
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WO/2012/026827A1 |
Water treatment installation (2) and method for removal of at least one undesirable component from water. The water treatment installation (2) comprises: a receptacle (30) with a filtration membrane dividing the receptacle (30) into an u...
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WO/2011/086346A1 |
A process of producing an injection water stream of controlled salinity and controlled sulfate anion content that is suitable for injection into an oil bearing formation of an oil reservoir, the process comprising the steps of: (a) feedi...
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20110005749 |
A system comprising a well drilled into an underground formation comprising hydrocarbons; a water supply; a steam production facility, the steam production facility comprising a filter to remove at least 80% of a quantity of divalent cat...
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7726398 |
A method of recovering hydrocarbons from a porous subterranean hydrocarbon-bearing formation by: (a) reducing the salinity of a saline source water by reverse osmosis using a membrane having a first surface and a second surface by (i) fe...
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20090050320 |
A method of recovering hydrocarbons from a porous subterranean hydrocarbon-bearing formation by: (a) reducing the salinity of a saline source water by reverse osmosis using a membrane having a first surface and a second surface by (i) fe...
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7416666 |
Systems, methods, and apparatus for desalinating water are provided. A vessel includes a water intake system, a reverse osmosis system, a concentrate discharge system, a permeate transfer system, a power source, and a control system. The...
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WO/2006/134367A1 |
A method of recovering hydrocarbons from a porous subterranean hydrocarbon- bearing formation by: (a) reducing the salinity of a saline source water by reverse osmosis using a membrane having a first surface and a second surface by (i) f...
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20040206681 |
Systems, methods, and apparatus for desalinating water are provided. A vessel includes a water intake system, a reverse osmosis system, a concentrate discharge system, a permeate transfer system, a power source, and a control system. The...
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