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RU98115061A - REAGENT - COLLECTOR FOR COAL FLOTATION - Google Patents

REAGENT - COLLECTOR FOR COAL FLOTATION

Info

Publication number
RU98115061A
RU98115061A RU98115061/03A RU98115061A RU98115061A RU 98115061 A RU98115061 A RU 98115061A RU 98115061/03 A RU98115061/03 A RU 98115061/03A RU 98115061 A RU98115061 A RU 98115061A RU 98115061 A RU98115061 A RU 98115061A
Authority
RU
Russia
Prior art keywords
collector
reagent
coal flotation
sulfur
coal
Prior art date
Application number
RU98115061/03A
Other languages
Russian (ru)
Other versions
RU2160168C2 (en
Inventor
Г.В. Иванов
В.И. Басарыгин
Р.С. Мин
А.А. Байченко
В.В. Васькин
Л.Н. Бауэр
Т.Л. Николаевна
Савинова И.А
Original Assignee
Институт химии нефти СО РАН
Filing date
Publication date
Application filed by Институт химии нефти СО РАН filed Critical Институт химии нефти СО РАН
Priority to RU98115061A priority Critical patent/RU2160168C2/en
Priority claimed from RU98115061A external-priority patent/RU2160168C2/en
Publication of RU98115061A publication Critical patent/RU98115061A/en
Application granted granted Critical
Publication of RU2160168C2 publication Critical patent/RU2160168C2/en

Links

Claims (2)

1. Диметилформамидный экстракт, выделенный из среднедистиллятной высокосернистой фракции нефти с пределами выкипания 200 - 350oC, состава, отн.%: циклоалкилсульфиды (3,6 oC 4,0), нафталины (35,0 oC 36,0), бензтиофены (3,0 oC 4,0), полуароматические циклические сульфиды (сера в насыщенном цикле, 34,0 oC 35,0), фенантрены (14,0 oC 15,0), триароматические конденсированные сернистые соединения (7,0 oC 8,0) в качестве реагента-собирателя для флотации угля.1. Dimethylformamide extract isolated from the middle distillate high-sulfur oil fraction with boiling limits of 200 - 350 o C, composition, rel.%: Cycloalkyl sulfides (3.6 o C 4.0), naphthalenes (35.0 o C 36.0), benzthiophenes (3.0 ° C 4.0), semi-aromatic cyclic sulfides (sulfur in saturated cycle, 34.0 ° C 35.0), phenanthrenes (14.0 ° C 15.0), triaromatic condensed sulfur compounds (7, 0 o C 8.0) as a collector reagent for coal flotation. 2. Реагент-собиратель по п.1, отличающийся тем, что расход собирателя составляет 1,5 - 3 кг на тонну каменноугольного шлама. 2. The collector reagent according to claim 1, characterized in that the collector consumption is 1.5 to 3 kg per ton of coal sludge.
RU98115061A 1998-08-03 1998-08-03 Collecting agent for coal flotation RU2160168C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU98115061A RU2160168C2 (en) 1998-08-03 1998-08-03 Collecting agent for coal flotation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU98115061A RU2160168C2 (en) 1998-08-03 1998-08-03 Collecting agent for coal flotation

Publications (2)

Publication Number Publication Date
RU98115061A true RU98115061A (en) 2000-05-10
RU2160168C2 RU2160168C2 (en) 2000-12-10

Family

ID=20209335

Family Applications (1)

Application Number Title Priority Date Filing Date
RU98115061A RU2160168C2 (en) 1998-08-03 1998-08-03 Collecting agent for coal flotation

Country Status (1)

Country Link
RU (1) RU2160168C2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008068309A1 (en) * 2006-12-06 2008-06-12 Shell Internationale Research Maatschappij B.V. Normal and iso parafines with low content of aromatics, sulphur and nitrogen as collector for froth flotation
RU2452583C2 (en) * 2010-05-11 2012-06-10 Учреждение Российской академии наук Институт горного дела Дальневосточного отделения РАН (ИГД ДВО РАН) Method of coal stock concentration
CN110898999A (en) * 2019-11-26 2020-03-24 中国矿业大学 A kind of coal tar-based slime flotation agent and preparation method thereof
CN118142711B (en) * 2024-01-16 2025-09-16 中南大学 A modified washing oil-based composite collector and its preparation method and application

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305815A (en) * 1979-12-28 1981-12-15 The Dow Chemical Company Conditioner for flotation of oxidized coal
US4278533A (en) * 1980-02-07 1981-07-14 The Dow Chemical Company Conditioner for flotation of oxidized coal
SU1263354A1 (en) * 1984-11-05 1986-10-15 Казанский Ордена Трудового Красного Знамени Химико-Технологический Институт Им.С.М.Кирова Method of flotation of coal slimes
RU2019303C1 (en) * 1992-01-29 1994-09-15 Петухов Василий Николаевич Method for flotation of coal

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