NO318954B1 - Fremgangsmate for torking av rorledninger - Google Patents
Fremgangsmate for torking av rorledninger Download PDFInfo
- Publication number
- NO318954B1 NO318954B1 NO19985923A NO985923A NO318954B1 NO 318954 B1 NO318954 B1 NO 318954B1 NO 19985923 A NO19985923 A NO 19985923A NO 985923 A NO985923 A NO 985923A NO 318954 B1 NO318954 B1 NO 318954B1
- Authority
- NO
- Norway
- Prior art keywords
- water
- pipeline
- mixture
- azeotropic
- hydrate
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 28
- 238000001035 drying Methods 0.000 title claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 93
- 239000000203 mixture Substances 0.000 claims description 79
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 46
- 239000007788 liquid Substances 0.000 claims description 38
- 239000007789 gas Substances 0.000 claims description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 20
- 150000004677 hydrates Chemical class 0.000 claims description 19
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 17
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 claims description 15
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 10
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 claims description 3
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 63
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 9
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 150000001298 alcohols Chemical class 0.000 description 4
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- SZNYYWIUQFZLLT-UHFFFAOYSA-N 2-methyl-1-(2-methylpropoxy)propane Chemical compound CC(C)COCC(C)C SZNYYWIUQFZLLT-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- XTUSEBKMEQERQV-UHFFFAOYSA-N propan-2-ol;hydrate Chemical compound O.CC(C)O XTUSEBKMEQERQV-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 150000001875 compounds Chemical group 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
- F17D1/04—Pipe-line systems for gases or vapours for distribution of gas
- F17D1/05—Preventing freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/005—Drying solid materials or objects by processes not involving the application of heat by dipping them into or mixing them with a chemical liquid, e.g. organic; chemical, e.g. organic, dewatering aids
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Drying Of Solid Materials (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Pipeline Systems (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/993,920 US6076278A (en) | 1997-12-18 | 1997-12-18 | Methods of drying pipelines |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO985923D0 NO985923D0 (no) | 1998-12-17 |
| NO985923L NO985923L (no) | 1999-06-21 |
| NO318954B1 true NO318954B1 (no) | 2005-05-30 |
Family
ID=25540070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19985923A NO318954B1 (no) | 1997-12-18 | 1998-12-17 | Fremgangsmate for torking av rorledninger |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6076278A (fr) |
| EP (1) | EP0923998B1 (fr) |
| BR (1) | BR9805411B1 (fr) |
| CA (1) | CA2256104C (fr) |
| DE (1) | DE69813481T2 (fr) |
| DK (1) | DK0923998T3 (fr) |
| NO (1) | NO318954B1 (fr) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2289964C (fr) * | 1999-11-17 | 2002-03-12 | Newpark Drilling Fluids Canada, Inc. | Deshydratation des boues de forage |
| GB0123409D0 (en) * | 2001-09-28 | 2001-11-21 | Atkinson Stephen | Method for the recovery of hydrocarbons from hydrates |
| EP1728843B1 (fr) | 2001-12-12 | 2009-04-08 | Clearwater International, L.L.C | Composition et procédé pour réduire la friction |
| US8273693B2 (en) | 2001-12-12 | 2012-09-25 | Clearwater International Llc | Polymeric gel system and methods for making and using same in hydrocarbon recovery |
| GB0420061D0 (en) * | 2004-09-09 | 2004-10-13 | Statoil Asa | Method |
| GB2436575A (en) * | 2006-03-16 | 2007-10-03 | Statoil Asa | Method for protecting hydrocarbon conduits |
| US9144700B2 (en) * | 2008-09-15 | 2015-09-29 | Engineered Corrosion Solutions, Llc | Fire protection systems having reduced corrosion |
| US9526933B2 (en) | 2008-09-15 | 2016-12-27 | Engineered Corrosion Solutions, Llc | High nitrogen and other inert gas anti-corrosion protection in wet pipe fire protection system |
| US8720591B2 (en) * | 2009-10-27 | 2014-05-13 | Engineered Corrosion Solutions, Llc | Controlled discharge gas vent |
| US8728599B2 (en) | 2011-10-26 | 2014-05-20 | General Electric Company | Articles comprising a hydrate-inhibiting silicone coating |
| CA2874830C (fr) | 2012-05-31 | 2021-06-22 | Engineered Corrosion Solutions, Llc | Events de gaz actionnes electriquement pour des systemes d'extincteurs a eau du type sprinkleur et procedes associes |
| US10391344B2 (en) | 2017-02-08 | 2019-08-27 | Agf Manufacturing Inc. | Purge and vent valve assembly |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1510739A (en) * | 1923-06-26 | 1924-10-07 | Eastman Kodak Co | Process of removing water from nitrocellulose fibers |
| US3096383A (en) * | 1959-05-18 | 1963-07-02 | Phillips Petroleum Co | Automatic process for prevention of gas hydrate formation |
| US3728269A (en) * | 1970-03-23 | 1973-04-17 | J Frangos | Volatile cleaning composition |
| US3731701A (en) * | 1970-07-25 | 1973-05-08 | Suzuei Co Ltd | Separator for forcing fluids by pipeline |
| US3864102A (en) * | 1973-06-25 | 1975-02-04 | Pipeline Dehydrators Inc | Dehydration of a pipeline with a portable dry air generating plant |
| US4169807A (en) * | 1978-03-20 | 1979-10-02 | Rca Corporation | Novel solvent drying agent |
| FR2444882A1 (fr) * | 1978-12-18 | 1980-07-18 | Pipeline Service Sa | Procede de sechage et de mise en gaz sous vide de canalisations |
| SU1007711A1 (ru) * | 1981-12-17 | 1983-03-30 | Институт Химии Нефти И Природных Солей Ан Казсср | Ингибитор гидратообразовани |
| US5244878A (en) * | 1987-12-30 | 1993-09-14 | Institut Francais Du Petrole | Process for delaying the formation and/or reducing the agglomeration tendency of hydrates |
| GB9121508D0 (en) * | 1991-10-10 | 1991-11-27 | British Petroleum Co Plc | Method of inhibiting hydrate formation |
| FR2691503B1 (fr) * | 1992-05-20 | 1997-07-25 | Inst Francais Du Petrole | Procede pour le traitement et le transport d'un gaz naturel sortant d'un puits de gaz. |
| FR2697264B1 (fr) * | 1992-10-23 | 1994-12-30 | Inst Francais Du Petrole | Procédé pour réduire la tendance à l'agglomération des hydrates dans les effluents de production. |
| US5432292A (en) * | 1992-11-20 | 1995-07-11 | Colorado School Of Mines | Method for controlling clathrate hydrates in fluid systems |
| US5491269A (en) * | 1994-09-15 | 1996-02-13 | Exxon Production Research Company | Method for inhibiting hydrate formation |
| FR2744460B1 (fr) * | 1996-02-07 | 1998-03-27 | Inst Francais Du Petrole | Methode pour inhiber ou retarder la formation, la croissance et/ou l'agglomeration des hydrates |
-
1997
- 1997-12-18 US US08/993,920 patent/US6076278A/en not_active Expired - Lifetime
-
1998
- 1998-12-15 DK DK98310252T patent/DK0923998T3/da active
- 1998-12-15 EP EP98310252A patent/EP0923998B1/fr not_active Expired - Lifetime
- 1998-12-15 DE DE69813481T patent/DE69813481T2/de not_active Expired - Lifetime
- 1998-12-15 CA CA002256104A patent/CA2256104C/fr not_active Expired - Lifetime
- 1998-12-17 BR BRPI9805411-2A patent/BR9805411B1/pt not_active IP Right Cessation
- 1998-12-17 NO NO19985923A patent/NO318954B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NO985923D0 (no) | 1998-12-17 |
| CA2256104A1 (fr) | 1999-06-18 |
| CA2256104C (fr) | 2005-02-15 |
| DE69813481D1 (de) | 2003-05-22 |
| EP0923998B1 (fr) | 2003-04-16 |
| EP0923998A3 (fr) | 2000-03-08 |
| DK0923998T3 (da) | 2003-07-21 |
| DE69813481T2 (de) | 2003-10-30 |
| BR9805411B1 (pt) | 2010-03-09 |
| NO985923L (no) | 1999-06-21 |
| EP0923998A2 (fr) | 1999-06-23 |
| BR9805411A (pt) | 2000-06-20 |
| US6076278A (en) | 2000-06-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK1K | Patent expired |