IL29253A - Purification and neutralisation of raw or crude gases obtained in the production of phosphorus or phosphoric acid - Google Patents

Purification and neutralisation of raw or crude gases obtained in the production of phosphorus or phosphoric acid

Info

Publication number: IL29253A
Authority: IL; Israel
Prior art keywords: downcomer; tube; gas; spin; process according
Prior art date: 1967-01-26

Application number

IL2925368A

Other languages

English (en)

Original Assignee

Ruhrchemie 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.)

1967-01-26

Filing date

1968-01-01

Publication date

1971-08-25

1968-01-01 Application filed by Ruhrchemie Ag filed Critical Ruhrchemie Ag

1971-08-25 Publication of IL29253A publication Critical patent/IL29253A/en

Links

239000007789 gas Substances 0.000 title claims abstract description 60
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims description 10
238000000746 purification Methods 0.000 title claims description 9
238000004519 manufacturing process Methods 0.000 title claims description 6
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims description 5
229910000147 aluminium phosphate Inorganic materials 0.000 title claims description 5
229910052698 phosphorus Inorganic materials 0.000 title claims description 5
239000011574 phosphorus Substances 0.000 title claims description 5
238000006386 neutralization reaction Methods 0.000 title description 6
239000007788 liquid Substances 0.000 claims abstract description 23
239000000428 dust Substances 0.000 claims abstract description 13
239000007921 spray Substances 0.000 claims abstract description 7
239000000920 calcium hydroxide Substances 0.000 claims abstract description 6
239000010802 sludge Substances 0.000 claims abstract description 6
239000002367 phosphate rock Substances 0.000 claims abstract description 4
238000005201 scrubbing Methods 0.000 claims abstract 4
150000002222 fluorine compounds Chemical class 0.000 claims abstract 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
238000000034 method Methods 0.000 claims description 15
229910052731 fluorine Inorganic materials 0.000 claims description 12
239000011737 fluorine Substances 0.000 claims description 12
YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 11
238000005406 washing Methods 0.000 claims description 10
238000009736 wetting Methods 0.000 claims description 7
235000011116 calcium hydroxide Nutrition 0.000 claims description 5
239000003795 chemical substances by application Substances 0.000 claims description 4
KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 3
229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 3
230000003472 neutralizing effect Effects 0.000 claims description 3
ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 claims description 3
238000005507 spraying Methods 0.000 claims description 3
239000002912 waste gas Substances 0.000 claims 5
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract description 4
229910001861 calcium hydroxide Inorganic materials 0.000 abstract description 3
238000005245 sintering Methods 0.000 abstract description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
238000001556 precipitation Methods 0.000 description 2
229910000975 Carbon steel Inorganic materials 0.000 description 1
229910019142 PO4 Inorganic materials 0.000 description 1
239000004063 acid-resistant material Substances 0.000 description 1
239000001506 calcium phosphate Substances 0.000 description 1
229910000389 calcium phosphate Inorganic materials 0.000 description 1
235000011010 calcium phosphates Nutrition 0.000 description 1
239000010962 carbon steel Substances 0.000 description 1
238000010276 construction Methods 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
-1 fluorine ions Chemical class 0.000 description 1
239000007792 gaseous phase Substances 0.000 description 1
239000012535 impurity Substances 0.000 description 1
239000000203 mixture Substances 0.000 description 1
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
239000010452 phosphate Substances 0.000 description 1
238000010926 purge Methods 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
238000011144 upstream manufacturing Methods 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
- B01D45/08—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
- B01D45/10—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators which are wetted
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
- B01D47/025—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by contacting gas and liquid with a static flow mixer
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/68—Halogens or halogen compounds
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
- 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/604—Hydroxides

Landscapes

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

IL2925368A 1967-01-26 1968-01-01 Purification and neutralisation of raw or crude gases obtained in the production of phosphorus or phosphoric acid IL29253A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DER0045118		1967-01-26

Publications (1)

Publication Number	Publication Date
IL29253A true IL29253A (en)	1971-08-25

Family

ID=7407513

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL2925368A IL29253A (en)	1967-01-26	1968-01-01	Purification and neutralisation of raw or crude gases obtained in the production of phosphorus or phosphoric acid

Country Status (9)

Country	Link
AT (1)	AT283269B (de)
BE (1)	BE709530A (de)
CH (1)	CH500751A (de)
DE (1)	DE1667694B1 (de)
ES (1)	ES349572A1 (de)
FR (1)	FR1555936A (de)
GB (1)	GB1213158A (de)
IL (1)	IL29253A (de)
NL (2)	NL6800999A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2464091A1 (fr) *	1979-09-04	1981-03-06	Rhone Poulenc Ind	Procede de traitement physique et chimique d'un courant gazeux par une pulverisation de liquide a co-courant
CN113244698B (zh) *	2021-05-12	2023-03-24	天能电池集团（安徽）有限公司	一种用于皮帽机负压排气管的余酸收集装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL107695C (de) *	1958-04-10

0
- NL NL136380D patent/NL136380C/xx active
1967
- 1967-01-26 DE DE19671667694 patent/DE1667694B1/de active Pending
- 1967-12-28 GB GB5886367A patent/GB1213158A/en not_active Expired
1968
- 1968-01-01 IL IL2925368A patent/IL29253A/en unknown
- 1968-01-03 CH CH3168A patent/CH500751A/de not_active IP Right Cessation
- 1968-01-08 AT AT16968A patent/AT283269B/de not_active IP Right Cessation
- 1968-01-17 BE BE709530D patent/BE709530A/xx unknown
- 1968-01-20 ES ES349572A patent/ES349572A1/es not_active Expired
- 1968-01-23 NL NL6800999A patent/NL6800999A/xx unknown
- 1968-01-25 FR FR1555936D patent/FR1555936A/fr not_active Expired

Also Published As

Publication number	Publication date
NL136380C (de)
FR1555936A (de)	1969-01-31
GB1213158A (en)	1970-11-18
DE1667694B1 (de)	1971-04-08
ES349572A1 (es)	1969-04-01
NL6800999A (de)	1968-07-29
CH500751A (de)	1970-12-31
AT283269B (de)	1970-07-27
BE709530A (de)	1968-07-17

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DE1667694C (de)	1971-11-11	Verfahren zum Reinigen und Neutralisieren der bei der Phosphor- bzw. Phosphorsäureproduktion anfallenden Rohgase
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