GB689908A - A device for gauging surface roughness, and a method of manufacturing the same - Google Patents
A device for gauging surface roughness, and a method of manufacturing the sameInfo
- Publication number
- GB689908A GB689908A GB6416/50A GB641650A GB689908A GB 689908 A GB689908 A GB 689908A GB 6416/50 A GB6416/50 A GB 6416/50A GB 641650 A GB641650 A GB 641650A GB 689908 A GB689908 A GB 689908A
- Authority
- GB
- United Kingdom
- Prior art keywords
- resins
- catalysts
- formaldehyde
- sheet
- synthetic resin
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
- B29C33/424—Moulding surfaces provided with means for marking or patterning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/30—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring roughness or irregularity of surfaces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR986597T | 1949-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB689908A true GB689908A (en) | 1953-04-08 |
Family
ID=9538199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB6416/50A Expired GB689908A (en) | 1949-03-15 | 1950-03-14 | A device for gauging surface roughness, and a method of manufacturing the same |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR986597A (xx) |
GB (1) | GB689908A (xx) |
NL (1) | NL81100C (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3191433A (en) * | 1962-01-03 | 1965-06-29 | Huyck Corp | Surface condition testing method and apparatus |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE971620C (de) * | 1953-11-27 | 1959-02-26 | Wenczler & Heidenhain | Rauhnormal und Verfahren zu seiner Herstellung |
-
0
- NL NL81100D patent/NL81100C/xx active
-
1949
- 1949-03-15 FR FR986597D patent/FR986597A/fr not_active Expired
-
1950
- 1950-03-14 GB GB6416/50A patent/GB689908A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3191433A (en) * | 1962-01-03 | 1965-06-29 | Huyck Corp | Surface condition testing method and apparatus |
Also Published As
Publication number | Publication date |
---|---|
NL81100C (xx) | 1955-11-15 |
FR986597A (fr) | 1951-08-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US2500728A (en) | Production of polymeric resin sheets by continuously polymerizing monomeric material | |
US2411557A (en) | Synthetic phenolic resins | |
US2509499A (en) | Matrix sheet and process of preparing same | |
GB689908A (en) | A device for gauging surface roughness, and a method of manufacturing the same | |
US2157049A (en) | Process of treating cast polymeric resin sheets | |
US2873212A (en) | Carboxylic-nitrile-vinyl ether coating compositions, process and coated product | |
US2125527A (en) | Coating of absorbent materials | |
AT330453B (de) | Verfahren zur polymerisation von athylenisch ungesattigten monomeren im wirbelbett | |
US2259524A (en) | Method for polymerizing and molding unsaturated methylene compounds | |
US2665452A (en) | Method of producing transparent polystyrene sheets | |
US1987694A (en) | Method of producing laminated material | |
DE838822C (de) | Verfahren zur Herstellung feinporiger Formkoerper | |
GB1073814A (en) | Preparation of diallyl phthalate prepolymers | |
GB577432A (en) | A process for the production of bubble-free bodies from synthetic materials | |
Long et al. | Studies in the Drying Oils1: VIII—Adsorption of Liquids by Oil Gels | |
US2024389A (en) | Manufacture of laminated nonsplintering glass | |
CN106632843B (zh) | 一种可识别糖的快速光固化树脂及其制备方法和应用 | |
DE816603C (de) | Verfahren zum Aufpressen von wasser-, saeure- und witterungsfesten UEberzuegen auf Folien, Platten oder Formstuecken aus Vulkanfiber | |
US655735A (en) | Manufacture of enameled leather. | |
ES382338A1 (es) | Un procedimiento para preparar una resina de poliester. | |
GB1123909A (en) | Ion-exchange materials | |
US3111425A (en) | Coating regenerated cellulose | |
US2676954A (en) | Modified methyl methacrylate and process of modifying the same | |
SU73810A1 (ru) | Способ установлени температурного режима склеивани фанеры | |
DE688964C (de) | Verfahren zur Herstellung von Scheiben oder Formstuecken aus Polymerisaten |