Comprehensive evaluation of oxygenates as motor fuel components and their impact on performance, emissions, and fuel formulation Scope and Background API Publication 4262, first released in 1990, provides a comprehensive technical assessment of alcohols and ethers as potential fuels and…

Comprehensive Technical Guide to Testing Protocols and Compliance for Oil Spill Dispersant Environmental Impact Assessment 1. Scope and Purpose of API Publ 4262-1990 API Publication 4262-1990 provides a standardized laboratory protocol for evaluating the acute and sublethal effects of oil…

Methodology, Technical Requirements, and Compliance Guidance for VOC Emission Management Scope and Purpose of API Publ 4452-1987 API Publication 4452-1987, titled Methodology for Estimating Fugitive Hydrocarbon Emissions from Petroleum Refinery Sources, provides a standardized technical framework for estimating volatile organic…

A comprehensive review of the publication’s guidelines for buried pipeline design, installation, and operational integrity API Publ 2566-2004, issued by the American Petroleum Institute, provides state-of-the-art guidance for the design, installation, and operation of buried pipelines. As a publication (not…

A comprehensive review of solids control, equipment design, and operational best practices for drilling fluid systems Scope and Background API Publ 31101-1993, titled Drilling Fluids Processing: A Review of the Technology and Literature, is a seminal publication by the American…

Comprehensive Overview of the American Petroleum Institute’s Technical Publication on Oxygenated Fuel Blends 1. Scope and Purpose of API Publ 4261‑2001 API Publication 4261, second edition (2001), provides a comprehensive technical assessment of alcohols and ethers when used as blending…

Evaluating the Structural Effects of Ovality on Buckling Resistance and Allowable Pressure in Cylindrical Shells 1. Purpose and Scope of API Publ 2524 API Publication 2524, formally titled “Effect of Out-of-Roundness on Pressure Vessels,” was first issued in August 1992…

| Seal Type | Tank Type | Emission Factor (lb/yr-ft diameter) | Performance Level | |—|—|—|—| | Primary, Mechanical Shoe | External FR | X | Moderate | | Primary, Liquid-mounted Resilient | External FR | X | Good |…

Technical Guide to the API Standard for Reid Vapor Pressure (RVP) Testing API Publication 2558 (1993, reaffirmed 2001) provides a standardized method for measuring the vapor pressure of petroleum products under controlled laboratory conditions. Known as the Reid Vapor Pressure…

Understanding the Methodology for Estimating Hydrocarbon Vapor Emissions from Fixed-Roof Storage Tanks Scope and Purpose of API Publication 2514A API Publication 2514A, originally issued in 1981 and reaffirmed in 1987, provides a standardized methodology for estimating hydrocarbon evaporation losses from…

Scope and Purpose API Publication 2517, first issued in 1989 and amended by the 1994 Addendum, provides a standardized methodology for estimating evaporation losses from external floating-roof tanks storing volatile liquids. The document supersedes earlier API bulletins and remains a…

* FAQ: ` Q:…A:… `. | Variable | Symbol | Unit | Description | |—|—|—|—| | Vapor Pressure | P | psia | True vapor pressure of the stock liquid at the storage temperature | | Molecular Weight | M…

Understanding the scope, technical requirements, and compliance strategies for API Publication 2391 API Publ 2391-2013 (First Edition) provides recommended practices for the integrity management of piping systems and pipelines in upstream oil and gas facilities. Published by the American Petroleum…

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A comprehensive overview of the technical scope, fireproofing requirements, water spray systems, and compliance practices for liquefied petroleum gas facilities. Scope and Applicability of API Publication 2510A API Publication 2510A, “Fire-Protection Considerations for the Design and Operation of Liquefied Petroleum…

Technical Overview and Implementation Guidance for Accurate Natural Gas Fractionation Analysis Scope of API Publ 2375-1997 API Publication 2375-1997 (commonly referred to as API 2375) establishes a standardized gas chromatographic method for determining the lean gas and hydrocarbon-rich gas content…

Technical requirements for demonstration of vapor dispersion modeling for LNG facilities and risk assessment Scope and Purpose API Publication 2376 (1998) establishes a framework for evaluating and demonstrating the suitability of vapor dispersion models for liquefied natural gas (LNG) applications.…