NL74985C - - Google Patents
Info
- Publication number
- NL74985C NL74985C NL74985DA NL74985C NL 74985 C NL74985 C NL 74985C NL 74985D A NL74985D A NL 74985DA NL 74985 C NL74985 C NL 74985C
- Authority
- NL
- Netherlands
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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2415—Tubular reactors
- B01J19/243—Tubular reactors spirally, concentrically or zigzag wound
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/04—Preparatory processes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
- C08G69/16—Preparatory processes
-
- 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
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
-
- 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
- B01J2219/00182—Controlling or regulating processes controlling the level of reactants in the reactor vessel
-
- 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
- Y10S159/10—Organic
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyamides (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL299718X | 1950-12-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL74985C true NL74985C (zh) |
Family
ID=19783190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL74985D NL74985C (zh) | 1950-12-27 |
Country Status (7)
Country | Link |
---|---|
US (1) | US2735839A (zh) |
BE (1) | BE505947A (zh) |
CH (1) | CH299718A (zh) |
DE (1) | DE908069C (zh) |
FR (1) | FR1043430A (zh) |
GB (1) | GB705029A (zh) |
NL (1) | NL74985C (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3048567A (en) * | 1954-07-09 | 1962-08-07 | Onderzoekings Inst Res | Method for preparation of superpolyamides suitable for forming hollow products and the hollow products so produced |
US2832674A (en) * | 1954-08-23 | 1958-04-29 | E F Drew & Company Inc | Reaction tank |
NL213266A (zh) * | 1955-12-22 | |||
NL134637C (zh) * | 1961-06-21 | |||
BE634002A (zh) * | 1962-07-30 | |||
US3458482A (en) * | 1966-10-06 | 1969-07-29 | Teijin Ltd | Polymerization of caprolactam |
US3501441A (en) * | 1968-05-06 | 1970-03-17 | Monsanto Co | Process for preparing a polyamide |
US4145520A (en) * | 1974-10-09 | 1979-03-20 | Bayer Aktiengesellschaft | Process for the continuous polymerization of lactams with static mixers |
DE2821686A1 (de) * | 1978-05-18 | 1979-11-22 | Bayer Ag | Verfahren zur herstellung von monomer- und dimerarmen polyamiden |
US4471081A (en) * | 1983-05-27 | 1984-09-11 | Allied Corporation | Continuous low moisture catalytic method for polymerization of caprolactam |
US9752389B2 (en) | 2012-08-13 | 2017-09-05 | Schlumberger Technology Corporation | System and method for delivery of oilfield materials |
US10633174B2 (en) | 2013-08-08 | 2020-04-28 | Schlumberger Technology Corporation | Mobile oilfield materialtransfer unit |
US10150612B2 (en) | 2013-08-09 | 2018-12-11 | Schlumberger Technology Corporation | System and method for delivery of oilfield materials |
US11453146B2 (en) | 2014-02-27 | 2022-09-27 | Schlumberger Technology Corporation | Hydration systems and methods |
US10137420B2 (en) | 2014-02-27 | 2018-11-27 | Schlumberger Technology Corporation | Mixing apparatus with stator and method |
US11819810B2 (en) | 2014-02-27 | 2023-11-21 | Schlumberger Technology Corporation | Mixing apparatus with flush line and method |
US20160130924A1 (en) * | 2014-11-07 | 2016-05-12 | Schlumberger Technology Corporation | Hydration apparatus and method |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US506752A (en) * | 1893-10-17 | Evaporating-pan | ||
US2090586A (en) * | 1937-08-17 | Apparatus fob bodying tung oil | ||
US1488274A (en) * | 1924-03-25 | Ast of making varnish | ||
US902177A (en) * | 1907-12-26 | 1908-10-27 | Philipp Schwoerer | Apparatus for treating oleic acid. |
US1036609A (en) * | 1908-01-20 | 1912-08-27 | William M Grosvenor | Method of conducting catalytic reactions. |
US2361717A (en) * | 1940-09-12 | 1944-10-31 | Du Pont | Process for making polyamides |
BE444590A (zh) * | 1941-02-22 | |||
US2486684A (en) * | 1946-04-10 | 1949-11-01 | Socony Vacuum Oil Co Inc | Distillation process using radiofrequency heating |
BE487516A (zh) * | 1948-05-01 |
-
0
- BE BE505947D patent/BE505947A/xx unknown
- US US2735839D patent/US2735839A/en not_active Expired - Lifetime
- NL NL74985D patent/NL74985C/xx active
-
1951
- 1951-09-21 CH CH299718D patent/CH299718A/de unknown
- 1951-09-23 DE DEN4456A patent/DE908069C/de not_active Expired
- 1951-09-27 GB GB22608/51A patent/GB705029A/en not_active Expired
- 1951-10-04 FR FR1043430D patent/FR1043430A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1043430A (fr) | 1953-11-09 |
US2735839A (en) | 1956-02-21 |
GB705029A (en) | 1954-03-03 |
BE505947A (zh) | |
CH299718A (de) | 1954-06-30 |
DE908069C (de) | 1954-04-01 |