SE419858B - PROCEDURE FOR MANUFACTURE OF FORMAL HEAD AND APPARATUS FOR IMPLEMENTATION OF THE PROCEDURE - Google Patents
PROCEDURE FOR MANUFACTURE OF FORMAL HEAD AND APPARATUS FOR IMPLEMENTATION OF THE PROCEDUREInfo
- Publication number
- SE419858B SE419858B SE7306574A SE7306574A SE419858B SE 419858 B SE419858 B SE 419858B SE 7306574 A SE7306574 A SE 7306574A SE 7306574 A SE7306574 A SE 7306574A SE 419858 B SE419858 B SE 419858B
- Authority
- SE
- Sweden
- Prior art keywords
- procedure
- formal
- implementation
- manufacture
- head
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0207—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal
- B01J8/0214—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal in a cylindrical annular shaped bed
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT24339/72A IT955508B (en) | 1972-05-15 | 1972-05-15 | PERFECTED PROCESS FOR FORMALDEHYDE PRODUCTION |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE419858B true SE419858B (en) | 1981-08-31 |
Family
ID=11213160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7306574A SE419858B (en) | 1972-05-15 | 1973-05-10 | PROCEDURE FOR MANUFACTURE OF FORMAL HEAD AND APPARATUS FOR IMPLEMENTATION OF THE PROCEDURE |
Country Status (12)
| Country | Link |
|---|---|
| AR (1) | AR197142A1 (en) |
| BE (1) | BE799557A (en) |
| BR (1) | BR7303498D0 (en) |
| CA (1) | CA994805A (en) |
| DE (1) | DE2324066C3 (en) |
| ES (1) | ES414740A1 (en) |
| FR (1) | FR2184696B1 (en) |
| GB (1) | GB1428739A (en) |
| IT (1) | IT955508B (en) |
| NL (1) | NL7306518A (en) |
| SE (1) | SE419858B (en) |
| YU (1) | YU35567B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2444586C3 (en) * | 1974-09-18 | 1986-07-10 | Basf Ag, 6700 Ludwigshafen | Process for the preparation of concentrated, aqueous solutions of formaldehyde |
| DE2747581A1 (en) * | 1977-10-24 | 1979-04-26 | Basf Ag | METHOD FOR MANUFACTURING FORMALDEHYDE |
-
1972
- 1972-05-15 IT IT24339/72A patent/IT955508B/en active
-
1973
- 1973-05-10 NL NL7306518A patent/NL7306518A/xx not_active Application Discontinuation
- 1973-05-10 SE SE7306574A patent/SE419858B/en unknown
- 1973-05-11 FR FR7317037A patent/FR2184696B1/fr not_active Expired
- 1973-05-12 DE DE2324066A patent/DE2324066C3/en not_active Expired
- 1973-05-14 ES ES73414740A patent/ES414740A1/en not_active Expired
- 1973-05-14 AR AR248009A patent/AR197142A1/en active
- 1973-05-14 YU YU1261/73A patent/YU35567B/en unknown
- 1973-05-14 GB GB2294273A patent/GB1428739A/en not_active Expired
- 1973-05-14 BR BR3498/73A patent/BR7303498D0/en unknown
- 1973-05-14 CA CA171,319A patent/CA994805A/en not_active Expired
- 1973-05-15 BE BE131131A patent/BE799557A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| YU35567B (en) | 1981-04-30 |
| BE799557A (en) | 1973-11-16 |
| CA994805A (en) | 1976-08-10 |
| AR197142A1 (en) | 1974-03-15 |
| IT955508B (en) | 1973-09-29 |
| FR2184696A1 (en) | 1973-12-28 |
| ES414740A1 (en) | 1976-06-01 |
| GB1428739A (en) | 1976-03-17 |
| DE2324066B2 (en) | 1979-03-08 |
| YU126173A (en) | 1980-10-31 |
| NL7306518A (en) | 1973-11-19 |
| BR7303498D0 (en) | 1974-07-18 |
| FR2184696B1 (en) | 1976-05-28 |
| DE2324066A1 (en) | 1973-12-06 |
| DE2324066C3 (en) | 1979-10-25 |
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