GB2055777A - Granular activated carbon manufactured from sub-bituminous coal treated with solid boric acid - Google Patents
Granular activated carbon manufactured from sub-bituminous coal treated with solid boric acid Download PDFInfo
- Publication number
- GB2055777A GB2055777A GB8023759A GB8023759A GB2055777A GB 2055777 A GB2055777 A GB 2055777A GB 8023759 A GB8023759 A GB 8023759A GB 8023759 A GB8023759 A GB 8023759A GB 2055777 A GB2055777 A GB 2055777A
- Authority
- GB
- United Kingdom
- Prior art keywords
- activated carbon
- granular activated
- volumetric
- minimum
- acid
- 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.)
- Withdrawn
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims description 111
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 title claims description 33
- 239000004327 boric acid Substances 0.000 title claims description 31
- 239000007787 solid Substances 0.000 title claims description 15
- 239000003476 subbituminous coal Substances 0.000 title claims description 12
- 238000000034 method Methods 0.000 claims description 35
- 239000008187 granular material Substances 0.000 claims description 32
- 230000008569 process Effects 0.000 claims description 26
- 239000002253 acid Substances 0.000 claims description 22
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 20
- 239000003245 coal Substances 0.000 claims description 20
- 239000011630 iodine Substances 0.000 claims description 20
- 229910052740 iodine Inorganic materials 0.000 claims description 20
- 235000013379 molasses Nutrition 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 15
- 239000012071 phase Substances 0.000 claims description 14
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 14
- 238000005299 abrasion Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 9
- 239000011233 carbonaceous binding agent Substances 0.000 claims description 4
- 239000007791 liquid phase Substances 0.000 claims description 4
- 230000006872 improvement Effects 0.000 claims description 2
- 229960002645 boric acid Drugs 0.000 description 31
- 235000010338 boric acid Nutrition 0.000 description 31
- 230000004913 activation Effects 0.000 description 26
- 239000002245 particle Substances 0.000 description 19
- 229910052799 carbon Inorganic materials 0.000 description 17
- 238000010438 heat treatment Methods 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 239000007789 gas Substances 0.000 description 12
- 239000011295 pitch Substances 0.000 description 11
- 239000007788 liquid Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 239000008188 pellet Substances 0.000 description 10
- 230000003213 activating effect Effects 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000011707 mineral Substances 0.000 description 4
- 238000010306 acid treatment Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000004939 coking Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000002802 bituminous coal Substances 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000011269 tar Substances 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000002156 adsorbate Substances 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 150000001639 boron compounds Chemical class 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000011294 coal tar pitch Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000004320 controlled atmosphere Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004042 decolorization Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- VGTPKLINSHNZRD-UHFFFAOYSA-N oxoborinic acid Chemical compound OB=O VGTPKLINSHNZRD-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000011973 solid acid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000011345 viscous material Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/354—After-treatment
- C01B32/384—Granulation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6283979A | 1979-08-01 | 1979-08-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB2055777A true GB2055777A (en) | 1981-03-11 |
Family
ID=22045170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8023759A Withdrawn GB2055777A (en) | 1979-08-01 | 1980-07-21 | Granular activated carbon manufactured from sub-bituminous coal treated with solid boric acid |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0023678A1 (https=) |
| JP (1) | JPS56501006A (https=) |
| DD (1) | DD153804A5 (https=) |
| GB (1) | GB2055777A (https=) |
| NZ (1) | NZ194512A (https=) |
| PH (1) | PH15411A (https=) |
| PL (1) | PL122802B1 (https=) |
| WO (1) | WO1981000398A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4327599C2 (de) * | 1993-08-17 | 2001-03-22 | Etc Engineering & Technology C | Mittel zur Adsorption von Trihalogenmethanen (Haloformen) und AOX sowie zur Reduktion von Chloraminen aus Wasser, insbesondere aus Schwimm- und Badebeckenwasser |
| CN103774125B (zh) * | 2014-02-10 | 2016-05-04 | 杭州广荣科技有限公司 | 一种铝合金化学镀镍磷合金层的热处理方法 |
| JP2023533987A (ja) * | 2020-07-14 | 2023-08-07 | カルゴン カーボン コーポレーション | 流体からｐｆａｓを除去するための高容積ヨウ素価およびモラセス価を有する吸着剤ならびにその製造方法および使用方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1848946A (en) * | 1932-03-08 | Ploitation s petboliferes | ||
| US178315A (en) * | 1876-06-06 | Improvement in preparing bone-black | ||
| US1438113A (en) * | 1919-02-15 | 1922-12-05 | Claude S Hudson | Method of making decolorizing carbons |
| US2437174A (en) * | 1945-06-02 | 1948-03-02 | Du Pont | Production of active carbon |
| US3876505A (en) * | 1972-12-08 | 1975-04-08 | Calgon Corp | Manufacture of activated carbon from sized coal |
| JPS543682B2 (https=) * | 1974-08-29 | 1979-02-26 | ||
| US4014817A (en) * | 1975-04-03 | 1977-03-29 | Calgon Corporation | Manufacture of activated carbon from sized coal |
| US4032476A (en) * | 1975-06-11 | 1977-06-28 | The Carborundum Company | Granular activated carbon manufacture from sub-bituminous coal mixed with concentrated inorganic acid without pitch |
| US4149994A (en) * | 1977-12-02 | 1979-04-17 | The Carborundum Company | Granular activated carbon manufacture from brown coal treated with dilute inorganic acid |
| US4149995A (en) * | 1977-12-30 | 1979-04-17 | The Carborundum Company | Granular activated carbon manufacture from brown coal treated with concentrated inorganic acid without pitch |
| US4157314A (en) * | 1978-03-06 | 1979-06-05 | The Carborundum Company | Granular activated carbon manufacture from sub-bituminous coal treated with dilute inorganic acid: direct activation method |
-
1980
- 1980-07-21 GB GB8023759A patent/GB2055777A/en not_active Withdrawn
- 1980-07-24 EP EP80104374A patent/EP0023678A1/en not_active Ceased
- 1980-07-28 JP JP50190480A patent/JPS56501006A/ja active Pending
- 1980-07-28 WO PCT/US1980/000932 patent/WO1981000398A1/en not_active Ceased
- 1980-07-30 PH PH24366A patent/PH15411A/en unknown
- 1980-07-31 DD DD80223008A patent/DD153804A5/de unknown
- 1980-07-31 NZ NZ194512A patent/NZ194512A/xx unknown
- 1980-07-31 PL PL1980225991A patent/PL122802B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PH15411A (en) | 1983-01-07 |
| WO1981000398A1 (en) | 1981-02-19 |
| PL122802B1 (en) | 1982-08-31 |
| JPS56501006A (https=) | 1981-07-23 |
| DD153804A5 (de) | 1982-02-03 |
| EP0023678A1 (en) | 1981-02-11 |
| NZ194512A (en) | 1982-05-31 |
| PL225991A1 (https=) | 1981-04-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |