33 – RWC

6 November 1999

Alert 99 – 35 SCBA Facepiece Safety Notice

Alert 99 – 35 SCBA Facepiece Safety Notice WHAT HAPPENED: A safety design defect has been found with the exhalation valve on the MSA (Mine Safety Appliances Company)
6 November 1999

Alert 99 – 33 More on Mismatched Hammer Unions

Alert 99 – 33 More on Mismatched Hammer Unions WHAT HAPPENED: Representatives from operators, drilling contractors, service companies, suppliers, and manufacturers held an industry wide meeting in Houston