BE846827A - PROCESS FOR PREPARING HIGH PURE HYDROFLUORIC ACID, - Google Patents

PROCESS FOR PREPARING HIGH PURE HYDROFLUORIC ACID,

Info

Publication number: BE846827A
Authority: BE; Belgium
Prior art keywords: hydrofluoric acid; preparing high; high pure; pure hydrofluoric; preparing
Prior art date: 1975-10-02

Application number

BE2055345A

Other languages

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.)

1975-10-02

Filing date

1976-10-01

Publication date

1977-04-01

1976-10-01 Application filed filed Critical

1977-04-01 Publication of BE846827A publication Critical patent/BE846827A/en

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
- C01B7/195—Separation; Purification
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Treating Waste Gases (AREA)

BE2055345A 1975-10-02 1976-10-01 PROCESS FOR PREPARING HIGH PURE HYDROFLUORIC ACID, BE846827A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2543965A DE2543965C3 (en)	1975-10-02	1975-10-02	Process for the purification of reaction gases in hydrofluoric acid production

Publications (1)

Publication Number	Publication Date
BE846827A true BE846827A (en)	1977-04-01

Family

ID=5958042

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE2055345A BE846827A (en)	1975-10-02	1976-10-01	PROCESS FOR PREPARING HIGH PURE HYDROFLUORIC ACID,

Country Status (10)

Country	Link
BE (1)	BE846827A (en)
BR (1)	BR7606566A (en)
CS (1)	CS196325B2 (en)
DE (1)	DE2543965C3 (en)
ES (1)	ES452056A1 (en)
FR (1)	FR2326378A1 (en)
GB (1)	GB1567778A (en)
IT (1)	IT1066315B (en)
NL (1)	NL7610844A (en)
ZA (1)	ZA765894B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5032371A (en) *	1989-02-27	1991-07-16	Mallinckrodt Specialty Chemicals Co.	Process for the continuous recovery of hydrogen fluoride gas
CN112010263B (en) *	2020-08-31	2022-08-02	北京化工大学	Production device and production method of electronic-grade hydrofluoric acid

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3725536A (en)	1968-02-26	1973-04-03	R Gentili	Method of the continuous production of hydrofluoric acid
DE2209960C3 (en)	1972-03-02	1979-10-11	Bayer Ag, 5090 Leverkusen	Process for the processing of raw gases containing hydrogen fluoride from hydrofluoric acid production

1975
- 1975-10-02 DE DE2543965A patent/DE2543965C3/en not_active Expired
1976
- 1976-09-29 IT IT51482/76A patent/IT1066315B/en active
- 1976-09-30 NL NL7610844A patent/NL7610844A/en not_active Application Discontinuation
- 1976-09-30 CS CS766332A patent/CS196325B2/en unknown
- 1976-10-01 BE BE2055345A patent/BE846827A/en unknown
- 1976-10-01 ES ES452056A patent/ES452056A1/en not_active Expired
- 1976-10-01 ZA ZA765894A patent/ZA765894B/en unknown
- 1976-10-01 FR FR7629649A patent/FR2326378A1/en active Granted
- 1976-10-01 BR BR7606566A patent/BR7606566A/en unknown
- 1976-10-01 GB GB40799/76A patent/GB1567778A/en not_active Expired

Also Published As

Publication number	Publication date
IT1066315B (en)	1985-03-04
BR7606566A (en)	1977-05-31
DE2543965A1 (en)	1977-04-07
FR2326378B1 (en)	1980-05-30
GB1567778A (en)	1980-05-21
DE2543965C3 (en)	1981-07-09
NL7610844A (en)	1977-04-05
ZA765894B (en)	1977-09-28
FR2326378A1 (en)	1977-04-29
CS196325B2 (en)	1980-03-31
ES452056A1 (en)	1977-10-01
DE2543965B2 (en)	1980-10-16

Similar Documents

Publication	Publication Date	Title
BE847153A (en)	1977-04-12	PROCESS FOR PREPARING PURE FORMIC ACID,
FR2328704A1 (en)	1977-05-20	PROCESS FOR PREPARING CYCLIC DIESTERS FROM DODECANE-DIOIC ACID
BE848143A (en)	1977-03-01	PROCESS FOR PREPARING CIS-2-HYDROXY-2-PHENYL-R-1-CYCLOHEXANECARBOXYLIC ACID,
BE834080A (en)	1976-04-01	PROCESS FOR PREPARING 5-FLUORO-2-METHYL-1- (P-METHYLS ULFINYLBENZYLIDENE) -INDENYL-3-ACETIC ACID
BE842940A (en)	1976-12-14	PROCESS FOR PREPARING OXAPHOSPHOLANES-1,2,
FR2352778A1 (en)	1977-12-23	PROCESS FOR PREPARING 1,2-DIHYDROXY-CYCLOBUTENE-DIONE- (3,4) NAMED QUADRATIC ACID
FR2346370A1 (en)	1977-10-28	HIGH PURITY CRYSTALLINE CHENODESOXYCHOLIC ACID, AND PROCESS FOR PREPARATION
FR2288078A1 (en)	1976-05-14	PROCESS FOR PREPARING 3-HYDROXY-2-NAPHTOIC ACID
BE846827A (en)	1977-04-01	PROCESS FOR PREPARING HIGH PURE HYDROFLUORIC ACID,
BE848376A (en)	1977-05-16	PROCESS FOR THE PREPARATION OF CONCENTRATED TETRAFLUOROBORIC ACID,
BE829132A (en)	1975-11-17	PROCESS FOR PREPARING N-ARYLIMIDES FROM 4-AMINO-1, B-NAPTHALIC ACID
BE841209A (en)	1976-10-28	PROCESS FOR PREPARING PERPROPIONIC ACID SOLUTIONS
FR2295952A1 (en)	1976-07-23	PROCESS FOR PREPARING 3,6-DICHLOROPICOLINIC ACID
FR2310998A1 (en)	1976-12-10	PROCESS FOR PREPARING 2,5-DIMETHOXY-4-CHLORANILINE
FR2300824A1 (en)	1976-09-10	PROCESS FOR PREPARING DIACETONE-2-KETOGULONIC ACID
FR2316232A1 (en)	1977-01-28	5-ALCOYL-PICOLIC ACID PREPARATION PROCESS
FR2309532A1 (en)	1976-11-26	PROCESS FOR PREPARING PERPROPIONIC ACID SOLUTIONS
FR2317270A1 (en)	1977-02-04	L-MALIC ACID PREPARATION PROCESS
FR2311770A1 (en)	1976-12-17	PROCESS FOR PREPARING PARA-ISOBUTYL-PHENYLACETIC ACID DERIVATIVES
FR2329653A1 (en)	1977-05-27	PROCESS FOR PREPARING 1-AMINO-NAPHTHALENE-7-SULPHONIC ACID
BE840837A (en)	1976-10-18	PROCESS FOR PREPARING PURE 1,8-DINITRO-ANTHRAQUINONE
LU80602A1 (en)	1979-03-22	PROCESS FOR PREPARING D, 1-BETA-BENZOYLAMINO-ISOBUTYRIC ACID
BE824582A (en)	1975-07-22	PROCESS FOR PREPARING 1H-TETRAZOLE-1-ACETIC ACID
BE843500A (en)	1976-12-28	PROCESS FOR PREPARING OXAPHOSPHOLANES-1,2,
BE825524R (en)	1975-08-14	PROCESS FOR PREPARING 3-HYDROXY-2-NAPHTOIC ACID