DE2237184C3 - Verfahren zum Transport von aufgeschlämmter Kohle - Google Patents
Verfahren zum Transport von aufgeschlämmter KohleInfo
- Publication number
- DE2237184C3 DE2237184C3 DE2237184A DE2237184A DE2237184C3 DE 2237184 C3 DE2237184 C3 DE 2237184C3 DE 2237184 A DE2237184 A DE 2237184A DE 2237184 A DE2237184 A DE 2237184A DE 2237184 C3 DE2237184 C3 DE 2237184C3
- Authority
- DE
- Germany
- Prior art keywords
- chromate
- coal
- polar organic
- organic compound
- coal slurry
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000003245 coal Substances 0.000 title claims description 24
- 238000000034 method Methods 0.000 title claims description 10
- 239000002245 particle Substances 0.000 claims description 21
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 claims description 20
- 239000003250 coal slurry Substances 0.000 claims description 14
- 229920000159 gelatin Polymers 0.000 claims description 13
- 235000019322 gelatine Nutrition 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 108010010803 Gelatin Proteins 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 239000008273 gelatin Substances 0.000 claims description 12
- 235000011852 gelatine desserts Nutrition 0.000 claims description 12
- 150000002894 organic compounds Chemical class 0.000 claims description 9
- 239000000654 additive Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000003610 charcoal Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 230000000996 additive effect Effects 0.000 claims description 4
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- -1 alkali metal chromate Chemical class 0.000 claims description 3
- 125000002947 alkylene group Chemical group 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229920002401 polyacrylamide Polymers 0.000 claims description 3
- QLOKJRIVRGCVIM-UHFFFAOYSA-N 1-[(4-methylsulfanylphenyl)methyl]piperazine Chemical compound C1=CC(SC)=CC=C1CN1CCNCC1 QLOKJRIVRGCVIM-UHFFFAOYSA-N 0.000 claims description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000000047 product Substances 0.000 claims 2
- 239000001828 Gelatine Substances 0.000 claims 1
- 239000007795 chemical reaction product Substances 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000002002 slurry Substances 0.000 description 17
- 238000005260 corrosion Methods 0.000 description 15
- 230000007797 corrosion Effects 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000012153 distilled water Substances 0.000 description 6
- 238000009826 distribution Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 229920004890 Triton X-100 Polymers 0.000 description 4
- 239000013504 Triton X-100 Substances 0.000 description 4
- 239000003112 inhibitor Substances 0.000 description 4
- 239000003463 adsorbent Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 3
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- KJCVRFUGPWSIIH-UHFFFAOYSA-N 1-naphthol Chemical compound C1=CC=C2C(O)=CC=CC2=C1 KJCVRFUGPWSIIH-UHFFFAOYSA-N 0.000 description 1
- 240000007124 Brassica oleracea Species 0.000 description 1
- 235000003899 Brassica oleracea var acephala Nutrition 0.000 description 1
- 235000011301 Brassica oleracea var capitata Nutrition 0.000 description 1
- 235000001169 Brassica oleracea var oleracea Nutrition 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- NINOVVRCHXVOKB-UHFFFAOYSA-N dialuminum;dioxido(dioxo)chromium Chemical class [Al+3].[Al+3].[O-][Cr]([O-])(=O)=O.[O-][Cr]([O-])(=O)=O.[O-][Cr]([O-])(=O)=O NINOVVRCHXVOKB-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000193 polymethacrylate Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/30—Conveying materials in bulk through pipes or tubes by liquid pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Liquid Carbonaceous Fuels (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US166851A US3865547A (en) | 1971-07-28 | 1971-07-28 | Preventing corrosion during the pipeline transportation of coal slurries |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2237184A1 DE2237184A1 (de) | 1973-02-15 |
| DE2237184B2 DE2237184B2 (de) | 1979-08-09 |
| DE2237184C3 true DE2237184C3 (de) | 1980-04-10 |
Family
ID=22604926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2237184A Expired DE2237184C3 (de) | 1971-07-28 | 1972-07-28 | Verfahren zum Transport von aufgeschlämmter Kohle |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3865547A (Direct) |
| JP (1) | JPS5545600B1 (Direct) |
| AU (1) | AU458309B2 (Direct) |
| CA (1) | CA975150A (Direct) |
| DE (1) | DE2237184C3 (Direct) |
| FR (1) | FR2147249B1 (Direct) |
| GB (1) | GB1356722A (Direct) |
| ZA (1) | ZA724617B (Direct) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3996058A (en) * | 1974-07-12 | 1976-12-07 | Bechtel International Corporation | Inhibition of corrosion in a pipeline carrying a slurry |
| US4223691A (en) * | 1978-12-26 | 1980-09-23 | Shell Oil Company | Additives to improve the pipeline transportation of cold water slurries |
| GB2040894A (en) * | 1979-01-12 | 1980-09-03 | Fosroc International Ltd | Pumping aqueous slurries |
| FR2877015B1 (fr) * | 2004-10-21 | 2007-10-26 | Commissariat Energie Atomique | Revetement nanostructure et procede de revetement. |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2128913A (en) * | 1936-02-03 | 1938-09-06 | Standard Oil Co | Coal handling |
| US2346151A (en) * | 1940-05-18 | 1944-04-11 | Standard Oil Co | Process of treating coal |
| US2791472A (en) * | 1954-05-04 | 1957-05-07 | Consolidation Coal Co | Method of reducing metal losses in coal slurry transportation pipelines |
| US2920923A (en) * | 1959-02-11 | 1960-01-12 | Consolidation Coal Co | Slurry pipeline transportation |
| US3012826A (en) * | 1960-04-28 | 1961-12-12 | Ruhrgas Ag | Hydraulic conveying method |
| US3524682A (en) * | 1962-03-07 | 1970-08-18 | American Cyanamid Co | Coal suspension pumping using polyelectrolytes |
| US3304267A (en) * | 1964-04-13 | 1967-02-14 | Leo D Miller | Method of inhibiting rust and corrosion in a fuel oil tank |
| US3445400A (en) * | 1965-12-27 | 1969-05-20 | Midwest Chem & Processing Co I | Chromate corrosion inhibiting composition containing surface-active agents |
| US3487018A (en) * | 1968-04-12 | 1969-12-30 | Nalco Chemical Co | Scale and corrosion control in cooling waters |
| US3666404A (en) * | 1969-11-05 | 1972-05-30 | Chemed Corp | Method of inhibiting corrosion in aqueous systems with high molecular weight alkylene oxide polymers |
-
1971
- 1971-07-28 US US166851A patent/US3865547A/en not_active Expired - Lifetime
-
1972
- 1972-07-05 ZA ZA724617A patent/ZA724617B/xx unknown
- 1972-07-17 AU AU44632/72A patent/AU458309B2/en not_active Expired
- 1972-07-19 CA CA147,506A patent/CA975150A/en not_active Expired
- 1972-07-25 GB GB3474972A patent/GB1356722A/en not_active Expired
- 1972-07-27 FR FR7227055A patent/FR2147249B1/fr not_active Expired
- 1972-07-27 JP JP7470372A patent/JPS5545600B1/ja active Pending
- 1972-07-28 DE DE2237184A patent/DE2237184C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU458309B2 (en) | 1975-02-27 |
| ZA724617B (en) | 1973-04-25 |
| AU4463272A (en) | 1974-01-24 |
| DE2237184A1 (de) | 1973-02-15 |
| CA975150A (en) | 1975-09-30 |
| DE2237184B2 (de) | 1979-08-09 |
| JPS5545600B1 (Direct) | 1980-11-18 |
| FR2147249B1 (Direct) | 1976-08-13 |
| FR2147249A1 (Direct) | 1973-03-09 |
| GB1356722A (en) | 1974-06-12 |
| US3865547A (en) | 1975-02-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: OEDEKOVEN, W., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |