LU40491A1 - - Google Patents
Info
- Publication number
- LU40491A1 LU40491A1 LU40491DA LU40491A1 LU 40491 A1 LU40491 A1 LU 40491A1 LU 40491D A LU40491D A LU 40491DA LU 40491 A1 LU40491 A1 LU 40491A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/573—Separation; Purification; Stabilisation; Use of additives
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00245—Avoiding undesirable reactions or side-effects
- B01J2219/00252—Formation of deposits other than coke
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48843A US3120455A (en) | 1960-08-11 | 1960-08-11 | Method for the removal of deposited crude maleic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU40491A1 true LU40491A1 (xx) | 1961-10-09 |
Family
ID=21956739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU40491D LU40491A1 (xx) | 1960-08-11 | 1961-08-09 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3120455A (xx) |
| BE (1) | BE607012A (xx) |
| CH (1) | CH405279A (xx) |
| DE (1) | DE1443118A1 (xx) |
| ES (1) | ES269737A1 (xx) |
| LU (1) | LU40491A1 (xx) |
| SE (1) | SE312795B (xx) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2662041A (en) * | 1949-12-30 | 1953-12-08 | Sun Oil Co | Process for cleaning refining equipment |
| US2917418A (en) * | 1958-03-13 | 1959-12-15 | Eastman Kodak Co | Thermolytic process for cleaning apparatus used in processing polyethylene terephthalate |
| US3024251A (en) * | 1960-07-29 | 1962-03-06 | Scient Design Co | Process for cleaning apparatus |
-
1960
- 1960-08-11 US US48843A patent/US3120455A/en not_active Expired - Lifetime
-
1961
- 1961-07-29 CH CH892361A patent/CH405279A/fr unknown
- 1961-08-08 BE BE607012A patent/BE607012A/fr unknown
- 1961-08-09 LU LU40491D patent/LU40491A1/xx unknown
- 1961-08-10 ES ES0269737A patent/ES269737A1/es not_active Expired
- 1961-08-11 DE DE19611443118 patent/DE1443118A1/de active Pending
- 1961-08-11 SE SE8150/61A patent/SE312795B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3120455A (en) | 1964-02-04 |
| ES269737A1 (es) | 1962-01-01 |
| CH405279A (fr) | 1966-01-15 |
| SE312795B (xx) | 1969-07-28 |
| DE1443118A1 (de) | 1968-10-24 |
| BE607012A (fr) | 1961-12-01 |