US1604544A - Special carbon for the starting of a voltaic arc with ultra violet rays - Google Patents
Special carbon for the starting of a voltaic arc with ultra violet rays Download PDFInfo
- Publication number
- US1604544A US1604544A US674714A US67471423A US1604544A US 1604544 A US1604544 A US 1604544A US 674714 A US674714 A US 674714A US 67471423 A US67471423 A US 67471423A US 1604544 A US1604544 A US 1604544A
- Authority
- US
- United States
- Prior art keywords
- starting
- ultra violet
- violet rays
- special carbon
- voltaic arc
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B31/00—Electric arc lamps
- H05B31/02—Details
- H05B31/06—Electrodes
- H05B31/065—Electrodes for flame arc lamps
Definitions
- the invention relates t bon for use in the arti special ultra-violet ray purposes; such inventi prises special homogeneous carbons, which when applied to an appropriate lamp, yield the desired results.
- he composition and the process for obtaining the special homogeneous carbons for the production of the ultraviolet rays are as follows.
- the Bremer system For the'manufacturing of the said homogeneous carbons, the Bremer system is generally followed.
- the constituents of the mixture are approximately as follows I traces.
- the carbons thus formed are the air and well dried. after which they are ready for baking. This is the most delicate of operations, it being the one upon which the successful production of the carbons depen s.
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- Fats And Perfumes (AREA)
Description
Patented Oct. 26, 1926.
. UNITED STATES rural amvoma, or SPECIAL CARBON FOR THE STARTING OF A No Drawing. Application filed November 14, 1923.
an improved carficial formation of s for heliotherapic on essentially com- The invention relates t bon for use in the arti special ultra-violet ray purposes; such inventi prises special homogeneous carbons, which when applied to an appropriate lamp, yield the desired results.
he composition and the process for obtaining the special homogeneous carbons for the production of the ultraviolet rays are as follows.
For the'manufacturing of the said homogeneous carbons, the Bremer system is generally followed. The constituents of the mixture are approximately as follows I traces.
ordinary methods the ulverization and the perfect mixture of t e co ponent parts is obtained by shakin up ,the powders in a closed cylinder, and t en add- .ing as much benzole as is ret uisite for the formation of a thicl able hyd The compressed paste the holes inthe form of the thickness required for the arc, and is cut into lengths of about 25 cm.
The carbons thus formed are the air and well dried. after which they are ready for baking. This is the most delicate of operations, it being the one upon which the successful production of the carbons depen s.
There are several kinds of ovens and raulic press. I I 1S withdrawn from a slender candle, of
exposed to coated,
Magnesium 1,604,544 PATENT OFFICE.
FLORENCE,
VOLTAIC AR ITALY.
0 WITH ULTRA VIOLET RAYS. Serial No. 674,714, and in Italy December 19, 1922. methods of baking; but for the purpose in questionHofirnanns oven is preferred, this oven being div ded into 24 compartments wherein baking is efi'ected, the passage from one compartment to another being eflected every 24 hours.
As a source of heat it he S emens is convenient to use apparatus, which is a large gas producer. In spite of this improved method, however, continual superintendence and great experience are necess'a Finally, the carbonsare rubbed clean'with a piece of linen cloth and soaked in arabic. This varnish encloses the carbon in protects it against a case or coating, and humidity. The carbons, thus varnished or the sun, or to the are exposed to open air, for one day, at least; and after this treatment they remain smooth and glossy a-nddmay be handled'without smudging the an s. .The apparatus for the obta ultra-violet rays produc caribons, must handle th an inment of the ed by means of said e carbons with ease, manner as to ensure the desired the arc in relation to a suitable condenser and light-directing tube.
ly composed of the ents:.
Aerated graphite Retort-carbon Lamp-black r Vegetable carbon Metals and metallo z'ds.
Calcium (Ca) g Strontium (Sr) 0.9 Ferrum (Fe) 0.9 Rare earths 0.97 Fluor (Fl) 2. 50 Silica (SiO 0.1 Aluminium Al),-sodium (Na), potassium (K) traces.
2. A process for th Parts. 76. 63
Per cent.
' 4 105 e production of carbone for the purpose described, in which the constituents set forth in claim 1 are reduced to a powder, are then mixed with benzol to form a paste, are then compressed and no dried by exposure to t into a paste, are then strained and subjected 0 high pressure to form carbons of candle form whlch are exposed to the air,
cleaned and are finally coated with gum and again exposed to the air.
PROF. LUIGI ARNONE. [1,. s.]
are then
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1604544X | 1922-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US1604544A true US1604544A (en) | 1926-10-26 |
Family
ID=11434331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US674714A Expired - Lifetime US1604544A (en) | 1922-12-19 | 1923-11-14 | Special carbon for the starting of a voltaic arc with ultra violet rays |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US1604544A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2430994A (en) * | 1944-07-29 | 1947-11-18 | Rca Corp | Method of coating lenses |
-
1923
- 1923-11-14 US US674714A patent/US1604544A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2430994A (en) * | 1944-07-29 | 1947-11-18 | Rca Corp | Method of coating lenses |
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