FI67353C - Indunstningsanordning foer koncentrering av mineralsyra speciellt svavelsyra - Google Patents
Indunstningsanordning foer koncentrering av mineralsyra speciellt svavelsyra Download PDFInfo
- Publication number
- FI67353C FI67353C FI801878A FI801878A FI67353C FI 67353 C FI67353 C FI 67353C FI 801878 A FI801878 A FI 801878A FI 801878 A FI801878 A FI 801878A FI 67353 C FI67353 C FI 67353C
- Authority
- FI
- Finland
- Prior art keywords
- acid
- heat exchanger
- pipe
- temperature
- outlet
- Prior art date
Links
- 239000002253 acid Substances 0.000 claims description 36
- 210000003298 dental enamel Anatomy 0.000 claims description 25
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 3
- 239000011707 mineral Substances 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 230000035882 stress Effects 0.000 description 20
- 238000001704 evaporation Methods 0.000 description 13
- 230000008020 evaporation Effects 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000004063 acid-resistant material Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 239000002320 enamel (paints) Substances 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000004094 preconcentration Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/88—Concentration of sulfuric acid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0094—Evaporating with forced circulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/02—Evaporators with heating coils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S159/00—Concentrating evaporators
- Y10S159/15—Special material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S159/00—Concentrating evaporators
- Y10S159/19—Acid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH551379 | 1979-06-13 | ||
| CH551379A CH641126A5 (en) | 1979-06-13 | 1979-06-13 | Process and system for regenerating sulphuric acid |
| DE3018662 | 1980-05-16 | ||
| DE19803018662 DE3018662A1 (de) | 1979-06-13 | 1980-05-16 | Verdampfer zum konzentrieren von mineralsaeure, insbesondere schwefelsaeure |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI801878A FI801878A (fi) | 1980-12-14 |
| FI67353B FI67353B (fi) | 1984-11-30 |
| FI67353C true FI67353C (fi) | 1985-03-11 |
Family
ID=25697889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI801878A FI67353C (fi) | 1979-06-13 | 1980-06-11 | Indunstningsanordning foer koncentrering av mineralsyra speciellt svavelsyra |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4274910A (fr) |
| EP (1) | EP0021210B1 (fr) |
| CA (1) | CA1149722A (fr) |
| ES (1) | ES8103191A1 (fr) |
| FI (1) | FI67353C (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1144497B (it) * | 1981-06-12 | 1986-10-29 | Mc Quay Europa Spa | Evaportatore ad espansione diretta facilmente pulibile in particolare per refrigerazione d'acqua |
| CH654282A5 (de) * | 1983-02-09 | 1986-02-14 | Bertrams Ag | Verfahren und einrichtung zum konzentrieren und reinigen von organische verunreinigungen enthaltender schwefelsaeure. |
| DE3409719A1 (de) * | 1984-03-16 | 1985-09-19 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von dinitrotoluol |
| DE3409717C2 (de) * | 1984-03-16 | 1994-03-31 | Bayer Ag | Verfahren zur Herstellung von Nitrobenzol |
| JP5759011B2 (ja) * | 2010-11-22 | 2015-08-05 | テイジン・アラミド・ビー．ブイ． | 硫酸溶液の硫酸濃度を増加させる方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1854327A (en) * | 1927-07-11 | 1932-04-19 | Niagara Electro Chemical Compa | Process of making hydrogen peroxide |
| DE611992C (de) * | 1933-04-27 | 1935-04-12 | Ehr Harry Pauling Dipl Ing Dr | Verfahren und Vorrichtung zur Konzentration von Abfallschwefelsaeure |
| DE1233368B (de) * | 1962-08-13 | 1967-02-02 | Heraeus Schott Quarzschmelze | Verfahren zur kontinuierlichen Destillation von Schwefelsaeure in Apparaturen aus keramischen Werkstoffen |
| DE2311085A1 (de) * | 1973-03-06 | 1974-09-19 | Bayer Ag | Trennung von fluessigen aggressiven stoffgemischen |
| US4014735A (en) * | 1973-03-06 | 1977-03-29 | Hch. Bertrams Aktiengesellschaft | Concentration and separation of corrosive liquid mixtures |
| JPS5237662U (fr) * | 1975-09-10 | 1977-03-17 |
-
1980
- 1980-06-09 EP EP80103186A patent/EP0021210B1/fr not_active Expired
- 1980-06-11 FI FI801878A patent/FI67353C/fi not_active IP Right Cessation
- 1980-06-11 CA CA000353788A patent/CA1149722A/fr not_active Expired
- 1980-06-11 US US06/158,422 patent/US4274910A/en not_active Expired - Lifetime
- 1980-06-12 ES ES492363A patent/ES8103191A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0021210B1 (fr) | 1983-07-13 |
| CA1149722A (fr) | 1983-07-12 |
| EP0021210A1 (fr) | 1981-01-07 |
| US4274910A (en) | 1981-06-23 |
| ES492363A0 (es) | 1981-02-16 |
| ES8103191A1 (es) | 1981-02-16 |
| FI67353B (fi) | 1984-11-30 |
| FI801878A (fi) | 1980-12-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MA | Patent expired |
Owner name: BAYER AKTIENGESELLSCHAFT Owner name: BERTRAMS AKTIENGESELLSCHAFT |