Method of and apparatus for monitoring gaseous pollutants

Patent · Tue Jul 16 00:00:00 EDT 1985

OSTI ID:6048160

Cramp, J H. W.

Laser scanning apparatus for monitoring gaseous pollutants uses two intersecting scanning beams so that the point of intersection (which is monitored by both scanning beams) can be identified by triangulation.

• Assignee: Imperial Chemical Industries, PLC (United Kingdom)
• Patent Number(s): US 4529317
• OSTI ID: 6048160
• Resource Relation: Patent Priority Date: Priority date 2 Mar 1982, United Kingdom of Great Britain and Northern Ireland (UK); Other Information: PAT-APPL-353938
• Country of Publication: United States
• Language: English

Related Subjects

54 ENVIRONMENTAL SCIENCES
47 OTHER INSTRUMENTATION
BEAM SCANNERS
DESIGN
LASERS
GASEOUS WASTES
ECOLOGICAL CONCENTRATION
MONITORING
LASER RADIATION
POLLUTANTS
BEAM MONITORS
ELECTROMAGNETIC RADIATION
MEASURING INSTRUMENTS
MONITORS
RADIATIONS
WASTES
500200* - Environment
Atmospheric- Chemicals Monitoring & Transport- (-1989)
440300 - Miscellaneous Instruments- (-1989)