NO117421B - - Google Patents

Download PDF

Info

Publication number: NO117421B
Authority: NO; Norway
Prior art keywords: boron nitride; reaction; mixture; catalyst; nitride
Prior art date: 1966-03-09

Application number

NO167189A

Other languages

English (en)

Norwegian (no)

Inventor

A Babl

H Geng

Original Assignee

Lonza Werke Gmbh

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.)

1966-03-09

Filing date

1967-03-08

Publication date

1969-08-11

1966-03-09 Priority claimed from CH337766A external-priority patent/CH475163A/de

1967-03-08 Application filed by Lonza Werke Gmbh filed Critical Lonza Werke Gmbh

1969-08-11 Publication of NO117421B publication Critical patent/NO117421B/no

Links

229910052582 BN Inorganic materials 0.000 claims description 36
PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 36
238000006243 chemical reaction Methods 0.000 claims description 30
239000000203 mixture Substances 0.000 claims description 23
239000003054 catalyst Substances 0.000 claims description 16
238000000034 method Methods 0.000 claims description 16
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
150000004767 nitrides Chemical class 0.000 claims description 9
239000012299 nitrogen atmosphere Substances 0.000 claims description 9
150000001639 boron compounds Chemical class 0.000 claims description 8
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
150000001875 compounds Chemical class 0.000 claims description 7
239000001301 oxygen Substances 0.000 claims description 7
229910052760 oxygen Inorganic materials 0.000 claims description 7
125000001477 organic nitrogen group Chemical group 0.000 claims description 5
239000007858 starting material Substances 0.000 claims description 5
239000011248 coating agent Substances 0.000 claims description 4
238000000576 coating method Methods 0.000 claims description 4
238000004519 manufacturing process Methods 0.000 claims description 4
239000007795 chemical reaction product Substances 0.000 claims description 2
230000004048 modification Effects 0.000 claims description 2
238000012986 modification Methods 0.000 claims description 2
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 11
239000004327 boric acid Substances 0.000 description 11
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
238000001035 drying Methods 0.000 description 8
229910052757 nitrogen Inorganic materials 0.000 description 8
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
-1 calcium nitride Chemical class 0.000 description 6
238000010438 heat treatment Methods 0.000 description 6
230000004580 weight loss Effects 0.000 description 6
229910021529 ammonia Inorganic materials 0.000 description 4
239000012298 atmosphere Substances 0.000 description 4
229910052791 calcium Inorganic materials 0.000 description 4
239000011575 calcium Substances 0.000 description 4
QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 4
239000010439 graphite Substances 0.000 description 4
229910002804 graphite Inorganic materials 0.000 description 4
239000011541 reaction mixture Substances 0.000 description 4
229910052810 boron oxide Inorganic materials 0.000 description 3
238000001816 cooling Methods 0.000 description 3
JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 3
239000007789 gas Substances 0.000 description 3
229910052749 magnesium Inorganic materials 0.000 description 3
239000011777 magnesium Substances 0.000 description 3
239000000463 material Substances 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
150000002739 metals Chemical class 0.000 description 3
238000010298 pulverizing process Methods 0.000 description 3
238000005406 washing Methods 0.000 description 3
229920000877 Melamine resin Polymers 0.000 description 2
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
239000002253 acid Substances 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
239000004202 carbamide Substances 0.000 description 2
229910052799 carbon Inorganic materials 0.000 description 2
239000003085 diluting agent Substances 0.000 description 2
230000007717 exclusion Effects 0.000 description 2
JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 2
239000000843 powder Substances 0.000 description 2
239000000047 product Substances 0.000 description 2
238000005303 weighing Methods 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
229910052784 alkaline earth metal Inorganic materials 0.000 description 1
150000001342 alkaline earth metals Chemical class 0.000 description 1
229910052787 antimony Inorganic materials 0.000 description 1
WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
229910000389 calcium phosphate Inorganic materials 0.000 description 1
239000001506 calcium phosphate Substances 0.000 description 1
235000011010 calcium phosphates Nutrition 0.000 description 1
230000003197 catalytic effect Effects 0.000 description 1
239000004927 clay Substances 0.000 description 1
239000013078 crystal Substances 0.000 description 1
238000009826 distribution Methods 0.000 description 1
239000011363 dried mixture Substances 0.000 description 1
230000005611 electricity Effects 0.000 description 1
239000011261 inert gas Substances 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
239000012633 leachable Substances 0.000 description 1
230000001050 lubricating effect Effects 0.000 description 1
238000002844 melting Methods 0.000 description 1
239000011707 mineral Substances 0.000 description 1
150000002897 organic nitrogen compounds Chemical class 0.000 description 1
VGTPKLINSHNZRD-UHFFFAOYSA-N oxoborinic acid Chemical compound OB=O VGTPKLINSHNZRD-UHFFFAOYSA-N 0.000 description 1
229910052573 porcelain Inorganic materials 0.000 description 1
238000003825 pressing Methods 0.000 description 1
239000002002 slurry Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G73/00—Recovery or refining of mineral waxes, e.g. montan wax
- C10G73/40—Physical treatment of waxes or modified waxes, e.g. granulation, dispersion, emulsion, irradiation
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
- C01B21/064—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with boron
- C01B21/0645—Preparation by carboreductive nitridation
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M103/00—Lubricating compositions characterised by the base-material being an inorganic material
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M125/00—Lubricating compositions characterised by the additive being an inorganic material
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/06—Metal compounds
- C10M2201/061—Carbides; Hydrides; Nitrides
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/16—Carbon dioxide
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/18—Ammonia

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Inorganic Chemistry (AREA)
Dispersion Chemistry (AREA)
Engineering & Computer Science (AREA)
Ceramic Products (AREA)
Catalysts (AREA)
Compositions Of Macromolecular Compounds (AREA)

NO167189A 1966-03-09 1967-03-08 NO117421B (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
CH337766A CH475163A (de)	1966-03-09	1966-03-09	Verfahren zur Herstellung von hexagonalem Bornitrid
CH164167A CH490271A (de)	1966-03-09	1967-02-03	Verfahren zur Herstellung von hexagonalem Bornitrid
CH164267A CH494187A (de)	1966-03-09	1967-02-03	Verfahren zur Herstellung von Bornitrid

Publications (1)

Publication Number	Publication Date
NO117421B true NO117421B (de)	1969-08-11

Family

ID=27173134

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO167189A NO117421B (de)	1966-03-09	1967-03-08

Country Status (11)

Country	Link
US (2)	US3473894A (de)
JP (1)	JPS4814559B1 (de)
BE (1)	BE695209A (de)
CH (2)	CH490271A (de)
CS (1)	CS149426B2 (de)
DE (2)	DE1667583B2 (de)
FR (1)	FR1513791A (de)
GB (1)	GB1179156A (de)
NL (1)	NL6703626A (de)
NO (1)	NO117421B (de)
SE (1)	SE325560B (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4045186A (en) *	1973-09-06	1977-08-30	General Electric Company	Method for producing large soft hexagonal boron nitride particles
DE2441260B2 (de) *	1974-08-28	1976-12-02	Laboratoire Suisse de Recherches Horlogeres, Neuenburg (Schweiz); Gutehoffnungshütte Sterkrade AG, 4200 Oberhausen	Verfahren zur herstellung einer als trennmittel und diffusionsbarriere wirkenden schicht
DE3247985C2 (de) *	1982-12-24	1992-04-16	W.C. Heraeus Gmbh, 6450 Hanau	Keramischer Träger
DE3248103C1 (de) *	1982-12-24	1987-11-12	W.C. Heraeus Gmbh, 6450 Hanau	Tiegel zum Ziehen von Einkristallen
DE3337630A1 (de) *	1983-10-15	1985-04-25	W.C. Heraeus Gmbh, 6450 Hanau	Temperaturausgleichskoerper
CA1260671A (en) *	1984-06-07	1989-09-26	Takahisa Koshida	High-purity powder of hexagonal boron nitride and a method for the preparation thereof
US4749556A (en) *	1985-12-04	1988-06-07	Union Carbide Corporation	Process for producing boron nitride
US4997633A (en) *	1986-01-30	1991-03-05	Kawasaki Steel Corporation	Water-soluble boron containing impurity reduced hexagonally crystalline boron nitride
JPS62176904A (ja) *	1986-01-30	1987-08-03	Kawasaki Steel Corp	水可溶性硼素化合物の少ない六方晶窒化硼素とその製造方法
US5205997A (en) *	1989-07-31	1993-04-27	Grumman Aerospace Corporation	Ampoule for crystal growth
US5053365A (en) *	1990-02-28	1991-10-01	The Ohio State University Research Foundation	Method for the low temperature preparation of amorphous boron nitride using alkali metal and haloborazines
JP3175483B2 (ja)	1994-06-30	2001-06-11	日本鋼管株式会社	窒化ホウ素含有材料およびその製造方法
JPH10158065A (ja) *	1996-11-28	1998-06-16	Sumitomo Electric Ind Ltd	立方晶窒化ホウ素焼結体およびその製造方法
US6306358B1 (en) *	1998-06-02	2001-10-23	Osamu Yamamoto	Crystalline turbostratic boron nitride powder and method for producing same
US6645612B2 (en)	2001-08-07	2003-11-11	Saint-Gobain Ceramics & Plastics, Inc.	High solids hBN slurry, hBN paste, spherical hBN powder, and methods of making and using them
US7494635B2 (en)	2003-08-21	2009-02-24	Saint-Gobain Ceramics & Plastics, Inc.	Boron nitride agglomerated powder
US7341702B2 (en) *	2004-12-28	2008-03-11	Momentive Performance Materials Inc.	Process for producing boron nitride
WO2006087982A1 (ja) *	2005-02-16	2006-08-24	Ngk Insulators, Ltd.	六方晶窒化ホウ素単結晶の製造方法および六方晶窒化ホウ素単結晶
DE102009022982A1 (de) *	2009-05-28	2010-12-02	Oerlikon Trading Ag, Trübbach	Verfahren zum Aufbringen eines Hochtemperaturschmiermittels
US9803296B2 (en)	2014-02-18	2017-10-31	Advanced Ceramic Fibers, Llc	Metal carbide fibers and methods for their manufacture
US10208238B2 (en)	2010-10-08	2019-02-19	Advanced Ceramic Fibers, Llc	Boron carbide fiber reinforced articles
CN102976292B (zh) *	2012-12-20	2014-12-24	沈阳大学	一种高结晶度球状六方氮化硼粉体的催化制备方法
CN103031516B (zh) *	2013-01-18	2014-12-17	浙江大学	一种六角相氮化硼薄膜的制备方法
US10693137B2 (en)	2013-07-10	2020-06-23	Boron Nitride Power, Llc	Functionalized boron nitride materials as electroactive species in electrochemical energy storage devices
US10793478B2 (en)	2017-09-11	2020-10-06	Advanced Ceramic Fibers, Llc.	Single phase fiber reinforced ceramic matrix composites
CN109353996B (zh) *	2018-10-09	2020-04-21	北京科技大学	一种少层六方氮化硼纳米片的制备方法
CN111320187A (zh) *	2020-01-20	2020-06-23	中国华电科工集团有限公司	一种尿素热解***及热解尿素的方法
CN111377418A (zh) *	2020-03-23	2020-07-07	河北工业大学	一种多孔六方氮化硼的合成方法
CN114524418B (zh) *	2022-02-16	2023-06-16	中国人民解放***箭军工程大学	一种棒槌状短氮化硼纳米管的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1157271A (en) *	1913-02-03	1915-10-19	Gen Electric	Stable boron nitrid and the process of making the same.
US2808314A (en) *	1952-05-17	1957-10-01	Carborundum Co	Method of making molded boron nitride bodies
US2823102A (en) *	1954-02-10	1958-02-11	Clevite Corp	Method for producing single crystals of silicon
DE1104930B (de) *	1957-12-05	1961-04-20	Carborundum Co	Verfahren zur Herstellung von heisspressbarem stabilisiertem Bornitrid
US2922699A (en) *	1957-12-11	1960-01-26	Union Carbide Corp	Production of boron nitride
US3189412A (en) *	1959-03-19	1965-06-15	United States Borax Chem	Method of manufacturing boron nitride
US3261667A (en) *	1960-01-25	1966-07-19	Du Pont	Process for the production of metal borides and nitrides
US3241918A (en) *	1962-05-09	1966-03-22	Union Carbide Corp	Method for preparing boron nitride
NL302348A (de) *	1963-01-17
US3240563A (en) *	1963-08-21	1966-03-15	Union Carbide Corp	Purification of refractory materials

1967
- 1967-02-03 CH CH164167A patent/CH490271A/de not_active IP Right Cessation
- 1967-02-03 CH CH164267A patent/CH494187A/de not_active IP Right Cessation
- 1967-03-01 DE DE1967L0055865 patent/DE1667583B2/de active Granted
- 1967-03-07 GB GB00623/67A patent/GB1179156A/en not_active Expired
- 1967-03-08 FR FR97879A patent/FR1513791A/fr not_active Expired
- 1967-03-08 NO NO167189A patent/NO117421B/no unknown
- 1967-03-08 BE BE695209D patent/BE695209A/xx unknown
- 1967-03-08 NL NL6703626A patent/NL6703626A/xx unknown
- 1967-03-08 SE SE03211/67A patent/SE325560B/xx unknown
- 1967-03-08 CS CS558A patent/CS149426B2/cs unknown
- 1967-03-09 US US621799A patent/US3473894A/en not_active Expired - Lifetime
- 1967-03-11 DE DE19671667584 patent/DE1667584A1/de active Pending
- 1967-04-19 US US631922A patent/US3415625A/en not_active Expired - Lifetime
1969
- 1969-10-11 JP JP44081474A patent/JPS4814559B1/ja active Pending

Also Published As

Publication number	Publication date
CH494187A (de)	1970-07-31
BE695209A (de)	1967-08-14
CS149426B2 (de)	1973-07-05
GB1179156A (en)	1970-01-28
DE1667583A1 (de)	1970-07-02
US3473894A (en)	1969-10-21
FR1513791A (fr)	1968-02-16
NL6703626A (de)	1967-09-11
DE1667584A1 (de)	1971-07-01
CH490271A (de)	1970-05-15
US3415625A (en)	1968-12-10
JPS4814559B1 (de)	1973-05-08
DE1667583B2 (de)	1976-08-12
SE325560B (de)	1970-07-06

Publication	Publication Date	Title
NO117421B (de)	1969-08-11
NO167189B (no)	1991-07-08	Fremgangsmaate ved deoksygenering og apparatur for gjennomfoering av fremgangsmaaten.
US4147758A (en)	1979-04-03	Production of aluminum polyphosphate
US3692505A (en)	1972-09-19	Fixed bed coal gasification
CN102153055A (zh)	2011-08-17	批量石墨型氮化碳的溶剂热制备方法
JPS583964B2 (ja)	1983-01-24	コメガラカラチツカケイソオセイゾウスルホウホウ
US4409193A (en)	1983-10-11	Process for preparing cubic boron nitride
US2476335A (en)	1949-07-19	Purification of red phosphorus
US3471268A (en)	1969-10-07	Preparation of alkali metal borohydrides
US3366446A (en)	1968-01-30	Process for decomposition of aluminum nitrate nonahydrate
US5011800A (en)	1991-04-30	Process for making molybdenum disilicide or molybdenum disilicide/alumina compositions
US3433605A (en)	1969-03-18	Production of alkali metal borohydrides
US2534676A (en)	1950-12-19	Preparation of compounds of uranium and nonmetals
US4894452A (en)	1990-01-16	Cyanuric acid production by controlled pyrolysis of biuret
US3684436A (en)	1972-08-15	Manufacture of sodium or potassium tripolyphosphate
US5651950A (en)	1997-07-29	Process for producing silicon carbide
JPS6362449B2 (de)	1988-12-02
US2621111A (en)	1952-12-09	Production of silicon chlorides
US4705529A (en)	1987-11-10	Process for reducing the reactivity and improving the flow behavior of phosphorus pentoxide
US4171453A (en)	1979-10-16	Carbonation of alkali metal phenates
US2667460A (en)	1954-01-26	Manufacture of activated carbon
US3497315A (en)	1970-02-24	Process for preparing alkali metal cyanates
US4248669A (en)	1981-02-03	Process for making metallurgical coke using fluidizer char
US3367743A (en)	1968-02-06	Refractory products
SU149778A1 (ru)	1961-11-30	Способ получени алкиларилхлорсиланов