Document 6bbG5z2wbjRqqnr4egeOz2rxE

<2. ELANESE CHEMICAL COMPANY. INC. r 20, l979 til Stewart, P. E. *ive Director E,<fC Air Control Board W^c^l Creek Boulevard B5*.Sh Texas 78758 Stewart: lanese Chemical Company at Bishop plans to renovate a heat exchanger covered fl>e jr^able asbestos insulation. There is about 1000 square feet of about 4-inch k'lth insulation covering this heat exchanger. This renovation will start about j 1979. The insulation will be removed, as the first step, and landfilled AUSU* designated asbestos landfill located on the Plant Site. All the precautions 10 61.20-61.25 will be observed. letter will serve as notification of this work, as required by 40 CFR 61.22 ^)S(2). The attached data sheet lists all of the pertinent data. j'ease contact me if you have any questions or comments. s. E. Hime Plant Manager ?!H:el 001243 CELANESE CHEMICAL COMPANY. INC. BOX 428. BISHOP. TEXAS TELEPHONE 512--584-3511 c CELANESE CHEMICAL COMPANY Page 2 c ACTIVITY 10. Tank car cleaning - formaldehyde. 11. Asbestos insulation removal. 12. Working on CO compressor in OXO Butyraldehyde and MS units, when in operation and systems containing CO. 13. Opening any tank or vessel containing formaldehyde or that has not been cleared for maintenance. RESPIRATOR Full-face Chemical Cartridge, Respirator - Yellow Color Coded Organic Vapor/Acid Gas Cartridge 3 M 9910 Dust Respirator Positive - Pressure Air Supplied Respirator or Type N Gas Mask - Red Color Coded Cannister Full-face Acid Gas Respirator - White Color Coded Cartridge NOTE: MSA Full Face Respirators with Acid Gas Cartridges are recommended for respiratory protection wnen working in higher formaldehyde concentration areas sometimes encountered during unit upsets, such as around the Paraform aging belts, flaker pans or in enclosed areas where formaldehyde leaks or spills have occurred. This cartridge lasts 2 to 3 times longer than the organic vapor/acid gas cartridge presently used. 001244 Dimensions & Data certified correct for: Customer Job Job Requirements: Order. ARMSTRONG MACHINE WORKS By SIZE "A" "B" "C" "D" Wt. M[_H Lbs. Strainer Code l-i/2" 2" 10-1/8" 11-1/2" 4-5/8" 5-3/4" 1/2" 1/2" 2" 2-3/8" 3-3/4" 4-5/8" 27 ` BlFL-li-600 31 B1FL-2-600 MATERIALS: Body Sr Retainer: ASTM A-216 Gr. WCB Gasket: Stainless & Asbestos Screen: Type 304 S.S. w/233 - .045' perf. per sq. in. PRESSURE TEMP. RATINGS (non-shock) 730 psi <3 800F. 1440 psi <s> 100F. 600 1b. Flanged Conn, to ANSI B16.5 ARMSTRONG MACHINE WORKS 1-1/2" - 2" (WCB) Carbon Steel Str. 600 lb. Flanges SM-616 8/2/72 001247 001248 Dimensions & Data certified correct for: Customer _ Job Job Requirements: Order ARMSTRONG MACHINE WORKS y SIZE 1/2" 3/4" 1" "A" 7-5/8 8-1/4 9-3/8 "B" 2-3/4 3-1/16 3-9/16 "C" 3/8 1/2 1/2 "0" 13/16 31/32 1-3/16 ll^lt 2-1/16 2-3/8 2-15/16 Wt.lbs. 8-1/2 9-1/2 13-1/2 Strainer Code B1FL-1/2-600 ' BIFL-3/4-600 B1FL-1-600 MATERIALS: Body & Retainer: ASTM-A-216 Grade WCB Gasket: Iron or Soft Steel Screen: Type 304 S.S. with 233 - .045" perf. per sq. in. PRESSURE TEMP. RATINGS (non-shock) 730 psi at 800F. 1440 psi at 100F. FIanges to ANSI B16.5 ARMSTRONG MACHINE WORKS 1/2" to 1" (WCB) Carbon Steel Str. 600 lb. Flanges SM-609 8/2/72 001249 o .T E pfod ASAP .bill of mater,al M ja W -i