RU99109816A - METHOD FOR CLEANING SUPERHARD MATERIALS FROM IMPURITIES - Google Patents

METHOD FOR CLEANING SUPERHARD MATERIALS FROM IMPURITIES

Info

Publication number
RU99109816A
RU99109816A RU99109816/12A RU99109816A RU99109816A RU 99109816 A RU99109816 A RU 99109816A RU 99109816/12 A RU99109816/12 A RU 99109816/12A RU 99109816 A RU99109816 A RU 99109816A RU 99109816 A RU99109816 A RU 99109816A
Authority
RU
Russia
Prior art keywords
impurities
cleaning
superhard materials
superhard
materials
Prior art date
Application number
RU99109816/12A
Other languages
Russian (ru)
Other versions
RU2163222C2 (en
Inventor
Владимир Григорьевич Казаков
Михаил Владимирович Казаков
Светлана Анатольевна Кожухова
Александр Петрович Гордеев
Эдуард Яковлевич Довгаль
Александр Иванович Костылев
Юрий Германович Покровский
Алексей Алексеевич Михайлов
Владимир Васильевич Канюков
Анатолий Петрович Скобелев
Original Assignee
Акционерное общество открытого типа "Абразивный завод "Ильич"
Filing date
Publication date
Application filed by Акционерное общество открытого типа "Абразивный завод "Ильич" filed Critical Акционерное общество открытого типа "Абразивный завод "Ильич"
Priority to RU99109816/12A priority Critical patent/RU2163222C2/en
Priority claimed from RU99109816/12A external-priority patent/RU2163222C2/en
Application granted granted Critical
Publication of RU2163222C2 publication Critical patent/RU2163222C2/en
Publication of RU99109816A publication Critical patent/RU99109816A/en

Links

Claims (2)

1. Способ очистки сверхтвердых материалов от примесей, включающий обработку исходного сырья кислотой, отличающийся тем, что используют азотную кислоту при температуре 200 - 300° С и давлении 6 - 20 атм.1. A method of purification of superhard materials from impurities, comprising treating the feedstock with acid, characterized in that nitric acid is used at a temperature of 200-300 ° C and a pressure of 6-20 atm. 2. Способ по п.1, отличающийся тем, используют азотную кислоту концентрацией не менее 60%, а процесс ведут в течение 1 - 8 ч. 2. The method according to claim 1, characterized in that nitric acid is used with a concentration of at least 60%, and the process is conducted for 1 to 8 hours.
RU99109816/12A 1999-05-13 1999-05-13 Method of purifying superhard materials from impurities RU2163222C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU99109816/12A RU2163222C2 (en) 1999-05-13 1999-05-13 Method of purifying superhard materials from impurities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU99109816/12A RU2163222C2 (en) 1999-05-13 1999-05-13 Method of purifying superhard materials from impurities

Publications (2)

Publication Number Publication Date
RU2163222C2 RU2163222C2 (en) 2001-02-20
RU99109816A true RU99109816A (en) 2001-02-27

Family

ID=20219665

Family Applications (1)

Application Number Title Priority Date Filing Date
RU99109816/12A RU2163222C2 (en) 1999-05-13 1999-05-13 Method of purifying superhard materials from impurities

Country Status (1)

Country Link
RU (1) RU2163222C2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003227466A1 (en) * 2002-04-18 2003-10-27 Tatiana Mikhailovna Gubarevich Method for producing diamond-containing synthetic materials
KR20070083557A (en) 2004-09-23 2007-08-24 엘리먼트 씩스 (프티) 리미티드 Polycrystalline abrasive materials and method of manufacture
CN1310834C (en) * 2005-04-19 2007-04-18 中国地质大学（武汉） Method for refining superfine artificial diamond
CN104261404B (en) * 2014-09-29 2016-03-30 中国科学技术大学 The preparation of the super-dispersed nano diamond water-sol

Similar Documents

Publication Publication Date Title
MY128539A (en) Purification of a crude acrylic acid melt
JPS55119420A (en) Separating and recovering method of hydrogen gas
RU99109816A (en) METHOD FOR CLEANING SUPERHARD MATERIALS FROM IMPURITIES
RU2005126505A (en) METHOD OF DISPOSAL OF RICE HAZEL
RU2001105366A (en) METHOD FOR SCANDIUM EXTRACTION WHEN PROCESSING BOXITE ON ALUMINUM
RU2002122332A (en) Catalyst support material and its use
RU98110192A (en) METHOD FOR CLEANING WASTE GASES FROM NITROGEN OXIDES
MD2478G2 (en) Proces for regeneration of the used active coal
SU1695930A1 (en) Method for purifying gastric juice
SU1369763A1 (en) Method of cleaning candle filters
RU93016877A (en) METHOD OF SEPARATION OF WATER-OIL SLUDGE
RU97108251A (en) METHOD FOR CLEANING SMOKE GASES FROM NITROGEN OXIDES
RU96124324A (en) METHOD FOR REMOVING METALS FROM CARBON-CONTAINING MIXTURE OF TECHNICAL DIAMOND SYNTHESIS
RU2003135829A (en) METHOD FOR CLEANING BADDELEIT CONCENTRATE
JPH05269304A (en) Device for purification of liquid, device for purification of filter material used in the same device, purification of liquid and method for cleansing of filter material used for purification of liquid
SU538997A1 (en) The method of cleaning acidic solutions
SU840177A1 (en) Method of cleaning titanium concentrates from phosphorus
SU77266A1 (en) The method of cleaning diffusion juice of sugar factories
SU1244097A1 (en) Method of purifying waste water of pentaerythrol production
WO2003003019A3 (en) Process of purification of amyloid fibrils
RU96118668A (en) METHOD FOR REMOVING PLATINUM FROM WASTE PLATINUM CATALYSTS
SU1341158A1 (en) Method of removing iron admixture from manganese nitrate solution
RU93019140A (en) METHOD FOR CLEANING MONOCHOROXIC ACID
SU1432007A1 (en) Method of purifying vanadium oxotrichloride
RU92004170A (en) METHOD FOR CLEANING AIR FROM CARBON DIOXIDE