TENSIDBLANDING OG FREMGANGSMAATE VED TERTIAER OLJETRANSPORT
1. A surfactant mixture for tertiary oil production, which contains, as essential components, a) an anionic surfactant of the formula see diagramm : EP0167873,P6,F2 where R**1 is straight-chain or branched alkyl of 8 to 15 carbon atoms, R**2 is hydrogen or methyl, and x is 1 or 2, and b) a non-ionic...
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| creator | OPPENLAENDER, KNUT SEWE, KAI-UDO GREIF, NORBERT |
| description | 1. A surfactant mixture for tertiary oil production, which contains, as essential components, a) an anionic surfactant of the formula see diagramm : EP0167873,P6,F2 where R**1 is straight-chain or branched alkyl of 8 to 15 carbon atoms, R**2 is hydrogen or methyl, and x is 1 or 2, and b) a non-ionic surfactant of the formula see diagramm : EP0167873,P6,F3 where R**2 is hydrogen or methyl, R**3 is an aliphatic group of 9 to 24 carbon atoms or alkylaryl in which one or more straight-chain or branched alkyl groups of 8 to 15 carbon atoms are bonded, and y is 3 to 16, the weight ratio of (a) to (b) being from 4 : 1 to 1 : 10. |
| format | Patent |
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A surfactant mixture for tertiary oil production, which contains, as essential components, a) an anionic surfactant of the formula see diagramm : EP0167873,P6,F2 where R**1 is straight-chain or branched alkyl of 8 to 15 carbon atoms, R**2 is hydrogen or methyl, and x is 1 or 2, and b) a non-ionic surfactant of the formula see diagramm : EP0167873,P6,F3 where R**2 is hydrogen or methyl, R**3 is an aliphatic group of 9 to 24 carbon atoms or alkylaryl in which one or more straight-chain or branched alkyl groups of 8 to 15 carbon atoms are bonded, and y is 3 to 16, the weight ratio of (a) to (b) being from 4 : 1 to 1 : 10.</description><edition>5</edition><language>nor</language><subject>ADHESIVES ; CHEMISTRY ; DYES ; EARTH DRILLING ; EARTH DRILLING, e.g. DEEP DRILLING ; FIXED CONSTRUCTIONS ; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE ; METALLURGY ; MINING ; MISCELLANEOUS APPLICATIONS OF MATERIALS ; MISCELLANEOUS COMPOSITIONS ; NATURAL RESINS ; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS ; PAINTS ; POLISHES</subject><creationdate>1993</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19930901&DB=EPODOC&CC=NO&NR=172757C$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19930901&DB=EPODOC&CC=NO&NR=172757C$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>OPPENLAENDER, KNUT</creatorcontrib><creatorcontrib>SEWE, KAI-UDO</creatorcontrib><creatorcontrib>GREIF, NORBERT</creatorcontrib><title>TENSIDBLANDING OG FREMGANGSMAATE VED TERTIAER OLJETRANSPORT</title><description>1. A surfactant mixture for tertiary oil production, which contains, as essential components, a) an anionic surfactant of the formula see diagramm : EP0167873,P6,F2 where R**1 is straight-chain or branched alkyl of 8 to 15 carbon atoms, R**2 is hydrogen or methyl, and x is 1 or 2, and b) a non-ionic surfactant of the formula see diagramm : EP0167873,P6,F3 where R**2 is hydrogen or methyl, R**3 is an aliphatic group of 9 to 24 carbon atoms or alkylaryl in which one or more straight-chain or branched alkyl groups of 8 to 15 carbon atoms are bonded, and y is 3 to 16, the weight ratio of (a) to (b) being from 4 : 1 to 1 : 10.</description><subject>ADHESIVES</subject><subject>CHEMISTRY</subject><subject>DYES</subject><subject>EARTH DRILLING</subject><subject>EARTH DRILLING, e.g. DEEP DRILLING</subject><subject>FIXED CONSTRUCTIONS</subject><subject>MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE</subject><subject>METALLURGY</subject><subject>MINING</subject><subject>MISCELLANEOUS APPLICATIONS OF MATERIALS</subject><subject>MISCELLANEOUS COMPOSITIONS</subject><subject>NATURAL RESINS</subject><subject>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</subject><subject>PAINTS</subject><subject>POLISHES</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1993</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLAOcfUL9nRx8nH0c_H0c1fwd1dwC3L1dXf0cw_2dXQMcVUIc3VRCHENCvF0dA1S8Pfxcg0JcvQLDvAPCuFhYE1LzClO5YXS3Azybq4hzh66qQX58anFBYnJqXmpJfF-_obmRuam5s7OxoRVAABiGykO</recordid><startdate>19930901</startdate><enddate>19930901</enddate><creator>OPPENLAENDER, KNUT</creator><creator>SEWE, KAI-UDO</creator><creator>GREIF, NORBERT</creator><scope>EVB</scope></search><sort><creationdate>19930901</creationdate><title>TENSIDBLANDING OG FREMGANGSMAATE VED TERTIAER OLJETRANSPORT</title><author>OPPENLAENDER, KNUT ; SEWE, KAI-UDO ; GREIF, NORBERT</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_NO172757CC3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>nor</language><creationdate>1993</creationdate><topic>ADHESIVES</topic><topic>CHEMISTRY</topic><topic>DYES</topic><topic>EARTH DRILLING</topic><topic>EARTH DRILLING, e.g. DEEP DRILLING</topic><topic>FIXED CONSTRUCTIONS</topic><topic>MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE</topic><topic>METALLURGY</topic><topic>MINING</topic><topic>MISCELLANEOUS APPLICATIONS OF MATERIALS</topic><topic>MISCELLANEOUS COMPOSITIONS</topic><topic>NATURAL RESINS</topic><topic>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</topic><topic>PAINTS</topic><topic>POLISHES</topic><toplevel>online_resources</toplevel><creatorcontrib>OPPENLAENDER, KNUT</creatorcontrib><creatorcontrib>SEWE, KAI-UDO</creatorcontrib><creatorcontrib>GREIF, NORBERT</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>OPPENLAENDER, KNUT</au><au>SEWE, KAI-UDO</au><au>GREIF, NORBERT</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>TENSIDBLANDING OG FREMGANGSMAATE VED TERTIAER OLJETRANSPORT</title><date>1993-09-01</date><risdate>1993</risdate><abstract>1. A surfactant mixture for tertiary oil production, which contains, as essential components, a) an anionic surfactant of the formula see diagramm : EP0167873,P6,F2 where R**1 is straight-chain or branched alkyl of 8 to 15 carbon atoms, R**2 is hydrogen or methyl, and x is 1 or 2, and b) a non-ionic surfactant of the formula see diagramm : EP0167873,P6,F3 where R**2 is hydrogen or methyl, R**3 is an aliphatic group of 9 to 24 carbon atoms or alkylaryl in which one or more straight-chain or branched alkyl groups of 8 to 15 carbon atoms are bonded, and y is 3 to 16, the weight ratio of (a) to (b) being from 4 : 1 to 1 : 10.</abstract><edition>5</edition><oa>free_for_read</oa></addata></record> |
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| subjects | ADHESIVES CHEMISTRY DYES EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MINING MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PAINTS POLISHES |
| title | TENSIDBLANDING OG FREMGANGSMAATE VED TERTIAER OLJETRANSPORT |
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