NL42569C - - Google Patents
Info
- Publication number
- NL42569C NL42569C NL42569DA NL42569C NL 42569 C NL42569 C NL 42569C NL 42569D A NL42569D A NL 42569DA NL 42569 C NL42569 C NL 42569C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G7/00—Distillation of hydrocarbon oils
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting in contact-lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
- A61F9/06—Masks, shields or hoods for welders
- A61F9/061—Masks, shields or hoods for welders with movable shutters, e.g. filter discs; Actuating means therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL42569C true NL42569C (en) |
Family
ID=1803424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL42569D NL42569C (en) |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL42569C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2719972A (en) * | 1953-01-27 | 1955-10-11 | Kelly Garrett John | Combination viewing window for welding hood |
-
0
- NL NL42569D patent/NL42569C/xx active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2719972A (en) * | 1953-01-27 | 1955-10-11 | Kelly Garrett John | Combination viewing window for welding hood |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11324633B2 (en) | Welding helmet having a filter arrangement | |
| US2388604A (en) | Welder's helmet | |
| US3721994A (en) | Dual visor headgear | |
| US5140707A (en) | Welder's safety helmet | |
| US4170042A (en) | Readily releasable powered visor-and-lock assembly for helmet | |
| US2059361A (en) | Color screen holder | |
| US3251065A (en) | Welding helmet | |
| US4179756A (en) | Goggles | |
| US2171052A (en) | Welding shield | |
| US3276034A (en) | Protective shield attachment for face masks | |
| US2719972A (en) | Combination viewing window for welding hood | |
| US2634416A (en) | Combined sunglasses and eyeshade | |
| US2354502A (en) | Head shield | |
| US4539713A (en) | Chin operated shield and welding hood | |
| US2866978A (en) | Helmet with combined visor and ear-cheek shields | |
| US2400993A (en) | Welder's mask or helmet | |
| US1683170A (en) | Lamp | |
| US3278943A (en) | Movable transparent shutter for a welder's helmet | |
| US1833257A (en) | Welder's hood | |
| US2604819A (en) | Color filter attachment for cameras | |
| US1191562A (en) | Welding-hood. | |
| US1306550A (en) | Helmet | |
| GB449328A (en) | Improvements in or relating to welding screens, vizors, goggles or the like | |
| GB159047A (en) | Improvements relating to masks or shields for protecting the face and head of workmen | |
| AU694403B3 (en) | Glare shield |