DD146710A5 - Verfahren und vorrichtung zur erhoehung des graphitierungsgrades von russen - Google Patents

Verfahren und vorrichtung zur erhoehung des graphitierungsgrades von russen Download PDF

Info

Publication number: DD146710A5
Authority: DD; German Democratic Republic
Prior art keywords: graphite; graphite tube; carbon black; tube; zone
Prior art date: 1978-10-25

Application number

DD79216347A

Other languages

German (de)

English (en)

Inventor

Friedrich-Wilhelm Dorn

Manfred Wolter

Gero Heymer

Original Assignee

Hoechst Ag

Priority date (The priority date 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 date listed.)

1978-10-25

Filing date

1979-10-19

Publication date

1981-02-25

1979-10-19 Application filed by Hoechst Ag filed Critical Hoechst Ag

1981-02-25 Publication of DD146710A5 publication Critical patent/DD146710A5/de

Links

OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 79
229910002804 graphite Inorganic materials 0.000 title claims abstract description 64
239000010439 graphite Substances 0.000 title claims abstract description 64
238000000034 method Methods 0.000 title claims abstract description 26
239000006229 carbon black Substances 0.000 claims abstract description 72
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 28
229910052757 nitrogen Inorganic materials 0.000 claims abstract description 14
238000005087 graphitization Methods 0.000 claims abstract description 13
229910000831 Steel Inorganic materials 0.000 claims abstract description 7
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 7
239000001301 oxygen Substances 0.000 claims abstract description 7
229910052760 oxygen Inorganic materials 0.000 claims abstract description 7
239000010959 steel Substances 0.000 claims abstract description 7
239000007789 gas Substances 0.000 claims abstract description 6
229930195733 hydrocarbon Natural products 0.000 claims abstract description 6
150000002430 hydrocarbons Chemical class 0.000 claims abstract description 6
239000007788 liquid Substances 0.000 claims abstract description 4
235000019241 carbon black Nutrition 0.000 claims description 70
239000004071 soot Substances 0.000 claims description 19
238000010438 heat treatment Methods 0.000 claims description 11
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
229910000041 hydrogen chloride Inorganic materials 0.000 claims description 8
IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 8
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 6
239000000460 chlorine Substances 0.000 claims description 6
229910052801 chlorine Inorganic materials 0.000 claims description 6
238000006243 chemical reaction Methods 0.000 claims description 5
VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
239000012495 reaction gas Substances 0.000 claims description 3
BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 2
150000001875 compounds Chemical class 0.000 claims description 2
NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 claims 1
230000005484 gravity Effects 0.000 claims 1
238000009434 installation Methods 0.000 claims 1
239000011810 insulating material Substances 0.000 abstract description 3
239000012530 fluid Substances 0.000 abstract description 2
229940036051 sojourn Drugs 0.000 abstract 2
230000000149 penetrating effect Effects 0.000 abstract 1
NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 11
239000006230 acetylene black Substances 0.000 description 5
HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 3
125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 3
239000000203 mixture Substances 0.000 description 3
239000007800 oxidant agent Substances 0.000 description 3
NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
125000003118 aryl group Chemical group 0.000 description 2
NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
238000004140 cleaning Methods 0.000 description 2
238000002485 combustion reaction Methods 0.000 description 2
230000007547 defect Effects 0.000 description 2
230000001419 dependent effect Effects 0.000 description 2
238000011156 evaluation Methods 0.000 description 2
230000028161 membrane depolarization Effects 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
230000011514 reflex Effects 0.000 description 2
239000007858 starting material Substances 0.000 description 2
238000005979 thermal decomposition reaction Methods 0.000 description 2
JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
241000905535 Empyreuma Species 0.000 description 1
241000872198 Serjania polyphylla Species 0.000 description 1
208000033809 Suppuration Diseases 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
235000019270 ammonium chloride Nutrition 0.000 description 1
230000033228 biological regulation Effects 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
238000003776 cleavage reaction Methods 0.000 description 1
239000000470 constituent Substances 0.000 description 1
239000013078 crystal Substances 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000003792 electrolyte Substances 0.000 description 1
238000002309 gasification Methods 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
150000002431 hydrogen Chemical class 0.000 description 1
239000012535 impurity Substances 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
239000011572 manganese Substances 0.000 description 1
150000002736 metal compounds Chemical class 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
229940050176 methyl chloride Drugs 0.000 description 1
238000002156 mixing Methods 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
239000000843 powder Substances 0.000 description 1
239000000047 product Substances 0.000 description 1
OVARTBFNCCXQKS-UHFFFAOYSA-N propan-2-one;hydrate Chemical compound O.CC(C)=O OVARTBFNCCXQKS-UHFFFAOYSA-N 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
230000007017 scission Effects 0.000 description 1
239000000565 sealant Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
229910052720 vanadium Inorganic materials 0.000 description 1
GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1
239000011701 zinc Substances 0.000 description 1
239000011592 zinc chloride Substances 0.000 description 1
235000005074 zinc chloride Nutrition 0.000 description 1
239000011787 zinc oxide Substances 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/44—Carbon
- C09C1/48—Carbon black
- C09C1/56—Treatment of carbon black ; Purification
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Carbon And Carbon Compounds (AREA)
Battery Electrode And Active Subsutance (AREA)
Pigments, Carbon Blacks, Or Wood Stains (AREA)
Inert Electrodes (AREA)
Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
Medicines Containing Plant Substances (AREA)

DD79216347A 1978-10-25 1979-10-19 Verfahren und vorrichtung zur erhoehung des graphitierungsgrades von russen DD146710A5 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19782846352 DE2846352A1 (de)	1978-10-25	1978-10-25	Verfahren und vorrichtung zur erhoehung des graphitierungsgrades von russen sowie die verwendung dieser russe

Publications (1)

Publication Number	Publication Date
DD146710A5 true DD146710A5 (de)	1981-02-25

Family

ID=6053031

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DD79216347A DD146710A5 (de)	1978-10-25	1979-10-19	Verfahren und vorrichtung zur erhoehung des graphitierungsgrades von russen

Country Status (12)

Country	Link
US (1)	US4601887A (fr)
EP (1)	EP0010218B1 (fr)
JP (1)	JPS5820989B2 (fr)
AT (1)	ATE1628T1 (fr)
CA (1)	CA1139921A (fr)
DD (1)	DD146710A5 (fr)
DE (2)	DE2846352A1 (fr)
DK (1)	DK448279A (fr)
ES (1)	ES485054A1 (fr)
GR (1)	GR72248B (fr)
IE (1)	IE49090B1 (fr)
SU (1)	SU1061699A3 (fr)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS59109562A (ja) *	1982-12-16	1984-06-25	Denki Kagaku Kogyo Kk	カ−ボンブラツクおよびこれを含有した導電性組成物
JPS6067564A (ja) *	1983-09-22	1985-04-17	Mitsubishi Petrochem Co Ltd	高導電性カ−ボンブラツクの製造方法
JPS60152569A (ja) *	1984-01-18	1985-08-10	Mitsubishi Petrochem Co Ltd	新規なカ−ボンブラツク
JPS6166759A (ja) *	1984-09-11	1986-04-05	Denki Kagaku Kogyo Kk	高導電性カ−ボンブラツク及びその製造方法
JPS62184064A (ja) *	1986-02-07	1987-08-12	Tokai Carbon Co Ltd	磁気記録媒体用カ−ボンブラツク
US4927718A (en) *	1988-06-21	1990-05-22	The United States Of America As Represented By The United States Department Of Energy	Novel air electrode for metal-air battery with new carbon material and method of making same
US5294382A (en) *	1988-12-20	1994-03-15	Superior Graphite Co.	Method for control of resistivity in electroconsolidation of a preformed particulate workpiece
JPH0382285U (fr) *	1989-12-14	1991-08-22
KR20120056900A (ko)	2004-03-15	2012-06-04	캐보트 코포레이션	개질 탄소 제품 및 이의 응용
FR2910777B1 (fr) *	2006-12-21	2013-07-19	Revtech	Procede de traitement thermique de materiaux pulverulents
US10138378B2 (en)	2014-01-30	2018-11-27	Monolith Materials, Inc.	Plasma gas throat assembly and method
US11939477B2 (en)	2014-01-30	2024-03-26	Monolith Materials, Inc.	High temperature heat integration method of making carbon black
US10370539B2 (en)	2014-01-30	2019-08-06	Monolith Materials, Inc.	System for high temperature chemical processing
US10100200B2 (en)	2014-01-30	2018-10-16	Monolith Materials, Inc.	Use of feedstock in carbon black plasma process
WO2015116943A2 (fr)	2014-01-31	2015-08-06	Monolith Materials, Inc.	Conception de torche à plasma
US9574086B2 (en)	2014-01-31	2017-02-21	Monolith Materials, Inc.	Plasma reactor
KR102705340B1 (ko)	2015-02-03	2024-09-09	모놀리스 머티어리얼스 인코포레이티드	카본 블랙 생성 시스템
CN107709608B (zh)	2015-02-03	2019-09-17	巨石材料公司	再生冷却方法和设备
JP6621603B2 (ja)	2015-06-15	2019-12-18	日本電極株式会社	炭素質粒体の熱処理装置およびその方法
CA3032246C (fr)	2015-07-29	2023-12-12	Monolith Materials, Inc.	Procede et appareil de conception d'alimentation electrique de torche a plasma a courant continu
CA2995081C (fr)	2015-08-07	2023-10-03	Monolith Materials, Inc.	Procede de fabrication de noir de carbone
EP3347306A4 (fr)	2015-09-09	2019-04-17	Monolith Materials, Inc.	Matériaux circulaires à base de graphène à faible nombre de couches
CA3034212C (fr)	2015-09-14	2023-08-01	Monolith Materials, Inc.	Noir de carbone issu du gaz naturel
CN108884267B (zh)	2016-02-01	2022-02-22	卡博特公司	包含炭黑的导热性聚合物组合物
BR112018015616B1 (pt)	2016-02-01	2023-03-21	Cabot Corporation	Composição elastomérica composta, bexigas de pneu e artigos elastoméricos relacionados
US11492496B2 (en)	2016-04-29	2022-11-08	Monolith Materials, Inc.	Torch stinger method and apparatus
CA3060482C (fr)	2016-04-29	2023-04-11	Monolith Materials, Inc.	Ajout de chaleur secondaire a un processus de production de particules et appareil
CN110603297A (zh)	2017-03-08	2019-12-20	巨石材料公司	用热传递气体制备碳颗粒的系统和方法
EP3612600A4 (fr)	2017-04-20	2021-01-27	Monolith Materials, Inc.	Systèmes et procédés particulaires
CN111278767A (zh)	2017-08-28	2020-06-12	巨石材料公司	用于颗粒生成的系统和方法
EP3676335A4 (fr) *	2017-08-28	2021-03-31	Monolith Materials, Inc.	Systèmes particulaires et procédés
WO2019084200A1 (fr)	2017-10-24	2019-05-02	Monolith Materials, Inc.	Systèmes particulaires et procédés
FR3165109A1 (fr)	2024-07-23	2026-01-30	Cabot Corporation	Processus efficace de gravure de carbones hautement graphitiques
CN120158118B (zh) *	2025-05-09	2025-09-26	北京怀柔实验室	高压电缆屏蔽料用导电填料的制备方法、生产系统及其应用

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US780527A (en) *	1904-02-10	1905-01-24	Herbert H Weaver	Thread-rolling machine.
US1807884A (en) *	1929-02-18	1931-06-02	Wiegand William Bryan	Manufacture of carbon black
US2021991A (en) *	1933-06-19	1935-11-26	American Zinc Lead & Smelting	Apparatus for the treatment of pigments
US2134950A (en) *	1934-08-20	1938-11-01	Cabot Godfrey L Inc	Graphitized carbon black
AT149661B (de) *	1935-02-28	1937-05-25	Bayerische Stickstoff Werke Ag	Verfahren zur Reinigung von an eisenhaltigen Kontakten hergestelltem feinverteilten Kohlenstoff.
FR875388A (fr) *	1940-08-22	1942-09-18	Degussa	Procédé pour la fabrication de noir de fumée pour caoutchouc
US2698777A (en) *	1951-01-26	1955-01-04	Aluminum Lab Ltd	Procedure for treating solid material with gas at high temperature
US2949344A (en) *	1957-09-06	1960-08-16	Macura Heinrich	Graphitizing residues of the thermal decomposition of carbonaceous materials
US3029576A (en) *	1959-10-23	1962-04-17	Phillips Petroleum Co	Activated carbon black
US3408164A (en) *	1966-07-08	1968-10-29	Phillips Petroleum Co	Plasma treatment of carbon blacks
US3641249A (en) *	1970-01-14	1972-02-08	Courtaulds Ltd	Tube furnace
US3684446A (en) *	1970-02-24	1972-08-15	Superior Graphite Co	Method for high-temperature treatment of petroleum coke
US3933434A (en) *	1972-07-13	1976-01-20	Edwin Matovich	High temperature chemical reactor
US4208373A (en) *	1972-07-13	1980-06-17	Thagard Technology Company	Reactor-tube assembly for fluid-wall reactors for high temperature chemical reaction processes
DE2515633C3 (de) *	1975-04-10	1980-06-19	Hoechst Ag, 6000 Frankfurt	Verfahren zur Herstellung eines leitfähigen Rußes für Depolarisatormassen von Trockenbatterien
CA1091895A (fr) *	1975-07-01	1980-12-23	William M. Goldberger	Methode et appareil pour le traitement thermique de matieres carbonees en lit fluidise
US4213955A (en) *	1977-11-23	1980-07-22	Union Carbide Corporation	Computerized process and apparatus for use with a submerged arc electric furnace to produce metallurgical products

1978
- 1978-10-25 DE DE19782846352 patent/DE2846352A1/de not_active Withdrawn
1979
- 1979-10-02 DE DE7979103743T patent/DE2963817D1/de not_active Expired
- 1979-10-02 AT AT79103743T patent/ATE1628T1/de not_active IP Right Cessation
- 1979-10-02 EP EP79103743A patent/EP0010218B1/fr not_active Expired
- 1979-10-12 CA CA000337447A patent/CA1139921A/fr not_active Expired
- 1979-10-16 ES ES485054A patent/ES485054A1/es not_active Expired
- 1979-10-19 DD DD79216347A patent/DD146710A5/de unknown
- 1979-10-22 SU SU792831601A patent/SU1061699A3/ru active
- 1979-10-23 GR GR60321A patent/GR72248B/el unknown
- 1979-10-23 IE IE2025/79A patent/IE49090B1/en unknown
- 1979-10-24 DK DK448279A patent/DK448279A/da not_active Application Discontinuation
- 1979-10-25 JP JP54137088A patent/JPS5820989B2/ja not_active Expired
1982
- 1982-09-30 US US06/428,947 patent/US4601887A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0010218B1 (fr)	1982-10-06
IE792025L (en)	1980-04-25
GR72248B (fr)	1983-10-05
US4601887A (en)	1986-07-22
SU1061699A3 (ru)	1983-12-15
CA1139921A (fr)	1983-01-25
DK448279A (da)	1980-04-26
IE49090B1 (en)	1985-07-24
DE2846352A1 (de)	1980-05-08
JPS5820989B2 (ja)	1983-04-26
ATE1628T1 (de)	1982-10-15
ES485054A1 (es)	1980-05-16
JPS5558259A (en)	1980-04-30
DE2963817D1 (en)	1982-11-11
EP0010218A1 (fr)	1980-04-30

Publication	Publication Date	Title
DD146710A5 (de)	1981-02-25	Verfahren und vorrichtung zur erhoehung des graphitierungsgrades von russen
DE1542505A1 (de)	1970-04-16	Katalysator und Verfahren zu seiner Herstellung
DE69510584T2 (de)	1999-10-28	Verfahren zu Herstellung von Mangandioxid für primäre Lithiumbatterie
DE3227041C2 (fr)	1989-08-17
DE1542165C3 (de)	1975-09-25	Verfahren zur Herstellung kompakter kugelförmiger Teilchen
DE1965359A1 (de)	1972-02-17	Kohlenstoffelektrode,deren Herstellung und Verwendung
DE2640419C3 (de)	1978-04-20	Verfahren zur Behandlung von Schwammeisen
CH619259A5 (fr)	1980-09-15
DE2944855C2 (de)	1986-10-16	Verfahren zur Herstellung von Furnacerußen mit abgesenkter Struktur
DE2326539B2 (de)	1975-03-27	Verfahren zur Herstellung eines Entschwefelungsgemisches für Eisenschmelzen aus Calciumcarbid und mindestens einem wasserhaltigen Stoff
DE1592539A1 (de)	1971-01-07	Einstufenverfahren zur Gewinnung von Urandioxid aus Uranhexafluorid
DE2559874C2 (de)	1982-02-04	Verfahren zur Umwandlung von Pech in kristalloides Pech
DE854205C (de)	1952-10-30	Herstellung von Schwefelsaeure
DE2513602A1 (de)	1976-10-07	Verfahren zum entschwefeln von kohle
DE1667766A1 (de)	1971-08-05	Feinteilchen
DE1592095A1 (de)	1970-10-29	Verfahren zur Dehydratisierung von wasserhaltigem Magnesiumchlorid
EP0262564A2 (fr)	1988-04-06	Procédé de préparation de dioxyde de soufre
DE2510366C3 (de)	1980-11-06	Verfahren zum Regenerieren beladener Aktivkohle
DE1592368C3 (de)	1975-12-04	Verfahren zur Gewinnung von Ammoniak und Chlor aus Ammoniumchlorid
EP0384175B1 (fr)	1993-01-07	Procédé et dispositif de préparation de noir d'acétylène
DE1237990B (de)	1967-04-06	Verfahren zur Herstellung von Metallcarbiden
DE1933292C3 (de)	1982-04-29	Verfahren zur Herstellung von feinverteilter Kieselsäure mit reduzierenden Eigenschaften
DE2754857A1 (de)	1978-06-15	Verfahren zur wasserstoffbehandlung eines katalysators
DE2629866A1 (de)	1977-01-20	Verfahren zur herstellung von chlor und magnesiumoxyd
DE2212204C3 (de)	1976-03-04	Verfahren zur Regenerierung eines Kohlenwasserstoffumwandlungskatalysators